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PC-CDU User's Manual

1. Figure 33 Base tab 47 Base Station Coordinates Antenna Phase Center Note that the reference geodetic coordinates specified in this tab will relate to the antenna LZ phase center There are three ways to enter the geodetic coordinates of the base antenna s L1 phase center 1 Type in the precise latitude longitude and ell height manually use the Lat Lon and Alt edit boxes 2 Use the absolute coordinates averaged over the specified time interval with the Averaged and Avg Span controls The corresponding receiver parameters are Ipar reflavg mode and par reflavg span respectively 3 Use the instant absolute coordinates from the receiver by pressing the Get from receiver button As the names of the radio buttons GPS GLO at one time and GPS GLO separately imply these allow the user to specify for GPS and GLONASS either common reference coordinates or individual reference coordinates In most cases it is recommended to use the same reference coordinates both for GPS and GLONASS After the user has selected GPS GLO separately he she will see the GLONASS tab appear on the screen too The GPS GLO at one time radio button is associated with the receiver parameter par refipos igeo GPS GLO separately corresponds to the receiver parameters par refipos gps geo for GPS and par refipos glo geo for GLON ASS Pressing the Datum Parameters button will open the lt Datum ID gt Datum Parameters window In this wi
2. TOPCON POSIT TIOAIA G BY SB TtE M amp j LLI ddaisd alabada id CEE ARE PC CDU User s Manual Reflects PC CDU Version 2 1 10 MS Build April 1 2002 Last Updated August 6 2002 Copyright O Topcon Positioning Systems Inc 2002 All ssahkhte marca em el INTRODUCTION TERMS AND CONDITIONS Thank you for purchasing your Topcon receiver The materials available in this Manual the Manual have been prepared by Topcon Positioning Systems Inc TPS for owners of Topcon products lt is designed to assist owners with the use of PC CDU software which may be used with the Topcon receiver and its use is subject to these terms and conditions the Terms and Conditions PLEASE READ THESE TERMS AND CONDITIONS CAREFULLY PROFESSIONAL USE Topcon receivers are designed to be used by a professional The user is required to be a professional surveyor or have a good knowledge of surveying in order to understand the user and safety instructions before operating inspecting or adjusting Always wear the required protectors safety shoes helmet etc when operating the receiver COPYRIGHT All information contained in this Manual is the intellectual property of and copyrighted mate rial of TPS All rights are reserved One may not use access copy store display create derivative works of sell modify publish distribute or allow any third party access to any graphics content information or data in th
3. The Station ID edit box corresponds to the receiver parameter par cmr base stid With this pa rameter the user can specify the base station ID which will be included into the CMR messages transmitted by this base station On the rover side this ID allows easy identification of the refer ence station whose CMR messages are being received by the rover receiver The list box Motion characterizes the motion of the reference station e Unknown the motion state is undetermined e Static the receiver is motionless e Kinematic the receiver is in motion This list box corresponds to the receiver parameter par cmr base motion Use the Short ID COGO and Long ID to include the reference station s point feature code into CMR message type 2 These edit boxes are associated with the receiver parameter Ipar cmr base desc 18 On condition that the TPS receiver is configured as a dual frequency unit 19 Feature code is an alphanumeric code used to describe a survey point 49 4 2 4 5 The radio buttons CA L1 P L1 and the checkbox P L2 which are grouped within the Measurements Sent area allow the user to specify which measurement types will be in cluded into the corresponding CMR messages broadcasted by the reference station The radio but tons correspond to the receiver parameter par cmr base pcode The checkbox P L2 is associated with the receiver parameter par cmr base meas p2 If the receiver is a single frequency unit th
4. lines The Values to keep edit box determines the size of a circular buffer used to store the positions of the receiver s antenna The default value is 3600 When the buffer is full the new values over write the oldest This circular buffer is used with the aim of saving the computer memory consump tion when the graphs have been being monitored for a long time continuously during several hours days etc To commit any changes that you have made without closing the window click Apply 4 2 16 About PC CDU To access the About PC CDU window either select the About item from the Help menu or press the keys CTRL U The About PC CDU window shows software version information and after establishing connec tion information about the receiver Figure 59 A About PC CDU PC COU for windows 9598 T 2000 Version 2 1 10 b2 MS Build March 25 2002 Expiration Date December 31 002 Copyright Topcon Positioning Systems 000 2002 http www bopconps com EUROCARD MiT301243629 Firmware wersion 2 2 Oct15 2001 pl RTK support YES Mainboard version Euro_ Ize 1024KB Internal modem none Power supply 0 0 0 Antenna input ext Ext Ant OC status off Digital part 3 3 Tv 3 3 Analog part aa WI 3 3 Digital part 5 gw 5 0 Analog pat 5w tv 50 Temperature CC 40 0 Flash memory size Flash memory free 14931000 bytes gt Refresh Save to file OK lt lt 150023920 bytes Figure 59 Abou
5. 00 i 3 34 304 49 33 34 26 00 nr Tracking tine 00 35 29 COM 115200 HS 00 00 18 4 Figure 9 Main window 16 Table 4 Tracking parameters displayed in the GPS Satellites and GLONASS Sat ellites panels GPS SV PRN If the character is shown next to PRN in the column this means that almanac data are unavailable for the corresponding satellite GLONASS SV Orbital Slot Number If the character is shown next to Sn in the column this means that almanac data are unavailable for the corresponding satellite GLONASS SV Frequency Number Elevation angle in degrees The signs and immediately following the elevation angles indicate that the corresponding satellites are either ascending and descending respectively If a satellite is at maximum elevation it is marked with NS Azimuth in degrees Oa Signal to noise ratio C NO in the C A channel dB Hz Il Signal to noise ratio C NO in the P1 channel dB Hz WN Signal to noise ratio C NO in the P2 channel dB Hz Time elapsed since the last loss of lock in the C A channel for the corresponding satellite This time is given in minutes or if the symbol is specified in the column in seconds A E T Sn Fn EL Z A P1 P2 C SS will be displayed Satellite navigation status For a complete description of the satellite navigation status structure see Appendix C If a satellite is not used in positi
6. Int e Ext Mode nit oF gan Output El Mode Py Power Hight Low Period sec Figure 37 Modem subtab Internal Modem Input Output and Period are similar in their purposes to the analogous settings in the Serial and Parallel subtabs The Type list box allows the user to set operation modes Receiving or Transmitting The Mode list box intends to specify the method used to transmit data e Off internal modem is turned off e FHSS internal modem uses frequency hopping spread spectrum technique e DSS internal modem uses direct sequence spread spectrum technique These list boxes are associated with the receiver parameter par dev modem altype With the Antenna radio buttons the user sets the antenna type the modem uses Int stands for an internal antenna Ext stands for an external antenna The radio buttons correspond to the re ceiver parameter par dev modem a ant The user can set power transmitting mode for the internal modem using the Power radio buttons The radio buttons are associated with the receiver parameter par dev modem a pwr 56 4 2 4 7 Events This tab Figure 38 is used to review and configure the 1PPS signal and Event marker settings 1 Receiver Configuration 7 PPS A Enabled PPS B Enabled Edge Edge Period 1000 ms Rise C Fall Period 1000 Ima Rise Fal Offset fo ms pee Tim Offset jo Ime Ref Time Offset fo me GPS t UTCus Offset E ma GP
7. M GPS Iw GLONASS M GPS 4 GLONASS C ATE Float e ATE Float ATK Fixed 7 ATK Fixed GPS GLONASS waas pra lock use pre lock use pr lock use pre lock use Positioning Masks Positioning Syste oa Elevation mask B w GPS degree y sl iv 3 Iv 10 4 11 Y 12 4 13 Vv 14 4 17 e 18 4 19 e 20 e 21 e 22 e 25 e 26 e 27 e 28 e 29 Ju 30 e PDOP mask 30 00 M GLONASS ai v AAlM Enabled Measurements Use t tf CALI 5 e Alarm Non precision C PALI EF Alarm limit m 555 6 s fil A 7 e 15 4 23 31 fw 8 e 16 ad Je 32 e Current D atum wed e lono Correction Allto lock None to loc Alltouse None to use e Tropo Correction ot None to lock _Alto use None to use Datum Parameters Refresh Apply Advanced Positioning Settings Exit Save Set all parameters bo defaults AAA AAA E ARTUR Figure 28 Positioning tab Positioning Mode e These four radio buttons are included in the Positioning tab only for user conven ience They mirror the same named buttons from the Rover tab For more informa tion about this radio button group see 4 2 4 5 The receiver parameter associated with these radio buttons is par pos mode cur Enable Solutions e These four checkboxes are included in the Positioning tab only for user convenience They mirror the same named checkboxes from the Rover tab If the Standalone checkbox has been checked and the ro
8. PC CDU will launch a utility called Output Period Setup Wizard For more information on the Wizard see Appendix B Output Period Setup Wizard To stop data recording and close the file press the Stop button To keep track of the data recording process see how the log file size varies in time The field Total memory shows the total amount of space in bytes in the receiver available for data The field Free memory displays how much space in the receiver is free for storing data The buttons Delete Refresh and Exit serve the same purposes as in the Download files tab see 4 2 1 1 i According to the GRIL terminology this file is referred to as current log file 26 4 2 1 3 Download path tab In this tab one selects the destination folder for the files downloaded Figure 19 File Manager x Download files Current log file Download path GPS GLN jps Ee real ime logging GPS GLN options ips A T GPS GLN options1 ips GPS GLN options2 ps GPS GLN options3 pz GPS GLN1 jps GPS options jpe GPS ophions1 jps GPS only pz GPSonly1 jps paul 7000 jps E c Hew folder Figure 19 Download path tab Note that the window s right panel is for reference only One will be prevented from doing any op erations on the files in the corresponding directory If the user has not explicitly selected a destina tion folder for the files downloaded these files will be stored based on the last
9. The corresponding receiver pa rameter is par log rot sc cout Zero means that an unlimited number of log files will be created From Files remain you can see how many log files are left for the receiver to create in AFRM The associated receiver parameter is par log rot count If the checkbox Automatically remove old files is selected the receiver will start should there be no free space left in the receiver memory overwriting the least recent files The corresponding receiver parameter is par log rot rmold FN key mode These two radio buttons are used to program how the receiver will react to clicking FN i e keeping the button depressed for less than one 1 second In LED blink mode switch mode clicking FN will toggle between the Minter s standard and ex tended information modes For more details see the MINTER User s manual In Occupation mode switch mode you click FN to get the receiver to insert into the corresponding log file a message indicating that the occupation type has been changed from static to kinematic or vice versa The corresponding receiver parameter iS par button action Initial data collection dynamic mode These radio buttons specify the starting occupation type descriptor that will be in serted at the beginning of each receiver files logged via the MINTER You select Static and Kinematic to specify that the corresponding log file will start with a static and kinematic occupation respectivel
10. stoponerrors jon Enables disables PC CDU stop on error option This indicates off whether PC CDU will stop script execution after getting an ERxxx message from the receiver Default is on for more than 100 milliseconds 0 will be undefined how ever script execution will continue In this you may need to adjust the timeout interval to be sure that the variable O contains correct information timeout integer value in milliseconds If a receiver command starts with a symbol PC CDU will default is 5000 wait for the receiver to reply within the specified timeout interval If a reply is received during this time it will be saved to the variable O If no reply is received over the timeout interval or if after receiving a few bytes PC CDU gets no more data for 100 milliseconds or if PC CDU keeps receiving continuous data Receiver commands Using scripts one can specify receiver commands arguments either explicitly or through variables When you use variables for this purpose these will be substituted by PC CDU for some specific val ues before sending the corresponding command to the receiver If the user sends a receiver com mand that starts with command label PC CDU will wait for the receiver to reply and if a reply is received it will save the reply to the variable 0 Currently the character is used in GRIL commands only to delimit the command checksum It should not cause any problems since PC CDU
11. you will be prompted to confirm the com mand Figure 51 In practice you do not execute this procedure very often Initialize File System This operation will erase all the files inside the receryer It may take up to 10 minutes depending on the recenver memory size Do you really wish to continue Figure 51 Initialize File System warning Note that the command s execution time may be up to 10 minutes depending on the receiver s memory size 69 4 2 9 Clear NVRAM El To clear NVRAM select the Clear NVRAM item from the Tools menu The receiver s non volatile RAM NVRAM keeps data required for satellites tracking like ephemeris and receiver position NVRAM also keeps the current receiver s settings like active antenna input elevation masks recording interval and information about the receiver s internal file system Clear ing NVRAM may help you solve existing problems with satellite tracking After clearing the NVRAM your receiver will require some time to collect the new ephemerides and complete almanacs around 15 minutes Clearing the NVRAM sets all receiver parameters back to their factory default val ues Care should be taken that after clearing the NVRAM these parameters are set correctly PC CDU will prompt you to check these settings by opening the Receiver Configuration dialog window In addition the NVRAM is used to keep information about the receiver file system Note that after clearing the
12. 13 23 52 kin 31518 25 03 2002 13 15 59 logU325a 26729 25 03 2002 13 16 50 log25 40698 25 03 2002 13 15 19 stat 43736 25 03 2002 13 16 44 test 405 25 03 2002 131416 Save to 0 4 Blocks 11 T Exclusive mode Using Current port COM ey Block size 512 bytes Stop Delete Hefrest Exit Era Downloading loge lo Figure 14 Download files tab Before downloading the desired log file s onto your computer select the folder on the PC where you want the file s to be stored To do this use the Download path tab Once the destination has been specified go to the Download files tab highlight the file s that you want to download onto the computer and press Download You will see the following color down oad status indicators in the course of downloading the data see Figure 14 e The green circle indicates the file s that have been successfully downloaded e The red circle marks the file that is being downloaded e The blue circle indicates the file s in the queue for downloading The user can interrupt the download by pressing the Stop button Files in the destination folder will have the same names and extensions as the original receiver log files Before downloading the current log file in the destination folder PC CDU will check if there al ready exists a file with the same name in this folder If such a file is found there the user will be prompted to select either Appen
13. 29 lid Manual Mode WINIOW 0 oa 33 4 24 RECEIVEr CONMGUFATION WIN Wisin a 34 Alle Generalidad an 35 Aldo MINTER a daa 39 Eli ROSON we ea a a csioas 42 Ake BASC E E E 47 A ROV Erara O atten eer nO onan neta eTuet reas ein euenUOueaeNnOns 50 O A O 54 Ae la EVO ads 57 Os SUI Ce aa 59 4 2 5 Site CONFIGURACION WINGOW usa aa 66 4 2 6 Target Position WINdOW ccococcoconcorononcononcoroncanoncnrcnroronrrrnrnronrorrarnronrrrnrn ron raronrnrnrrnraarnnnnen 66 4 2 7 RFM96 Configuration WINGOW sua di 67 A205 AMAZE TNE SY Strada ld la 69 ELO EIA ANA Moa 70 4 2 10 o PEA 70 4 2 11 Option Manager WIDOW ii 71 4 2 12 Seater WINGOW castes oia 72 4 2 13 Satellites WINGOW isaac 74 4 2 14 POSITION WIN Wii 75 4 2 15 Plot Configuration WWI Wisin do 76 4 2 16 ADOUT PC CDU dia 77 APRENDA PE CDU SCRIPTS a e 79 INtoducion to PE COU SCS s 79 AY ad 2 Sar r 80 PC CDUSCOMMalN GS turna E tico tara 80 RECEIVEl CA e e E E E EEEE E E EENE E PE E E E E neces ncaa einen E A eae 82 RUNNING SEDES froni WINdOWS EXDlO assina eaa r E a a 83 APPENDIX B OUTPUT PERIOD SETUP WIZARD 0 occonccnnonncnccnncnnnan nro narran rn nn r rn narran rr rare 84 APPENDIX C CHANNEL NAVIGATION STATUS CODES 20 pete siacep aden cneee sataca meueee ace bitneeeennedewnueus 87 List of Figures Figure 1 Dialog box Enter Network Password ccsscccssccsensccsvecesncuvsucceeucavsueeeaceuscusesscaususessepesnesunans 6 Figure 2 Dialog DOx FIISDOW
14. Cancel Back E Figure 63 Wizard s 4th window EA Output Pernod Setup Wizard Ez Bringing the receiver s settings into comespondence with the requested Output Period Recording Interval i over Press Finish to close the Recording Interval Setup Wizard and enable the updated Output Period Cancel lt Back l Figure 64 Wizard s 5th window 86 Appendix C Channel Navigation Status Codes E OA TT AAA O 07 UA Time Frequency parameters from the ephemeris data set may be wrong Ud Initial conditions position and velocity vectors from the ephemeris data set may be wrong Nil Almanac SV health indicator is not available for this satellite f 10 2 Unhealthy SV as follows from the almanac SV health indicator 11 1 Alert flag from the word HOW is set 12 ul URA indicates the absence of accuracy prediction for this SV l This SV is excluded from position computation by the user 14 MA SV with this frequency channel number is excluded from position computation by the user A 15 This SV is excluded from solution since its system number is unknown 2 This SV has elevation lower than the specified mask angle 17 Reserved Ephemeris data is too old 9 pa This SV does not belong to the constellation the user has selected N O Differential data from Base Station are not available for given satellite this field is meaningful only when receiver runs in DGPS e
15. Figure 57 show the difference in meters between latitude longitude of the current receiver position and latitude longitude entered in the Target position window over the interval in seconds specified by the user in the Plots Configuration window The features of the graphs can be adjusted through the Position group box of the Plots Configuration window see 4 2 15 Position Aa x Figure 57 Position window 75 4 2 15 Plots Configuration window To go to the Plots Configuration window select the Configuration item from the Plots menu With this window Figure 58 the user configures the settings in the Scatter Satellites and Position windows Plots Configuration Fa Points colors S cathe Standalone Plot width 110 0000 mm 4 alama eae Code differential E E e Code differential ATK float O Tick interval 1 0000 m E RTE float ATK fixed E W Show gid Connect points e ATK fixed Positio Genera Time interval 300 z Values to keep 3600 Max deviation 0 0000 m O for autol e Show grid Time step 0 z Deviation step 0 5000 rn Figure 58 Plots Configuration window To change the color for the points of the Scatter window use the Points colors settings For example if it is desired that the points corresponding to the absolute position estimates be displayed in red take the following steps 1 Move the cursor onto the colored box which is o
16. MIOAG narran 7 Figure 3 Select a destination for the archive pcodu_MS ZIP scscsecsecscatcecsececutcnssecneneceseeeseectseeaetaentseearsaeans 7 Figure 4 Copying data from the website to your computer s disk driVe oococcoconiocococconencononconencanoncanoninns 8 Figure 5 Connection Parameters dialog misa 10 Figure 6 Connection Parameters window in Internet Server mode occccoccoconccconocnoneccononnonenconenranennonennono 12 Figure 7 Connection Parameters window in Internet Client mode ccococcccoccnnencnnononnonennonennonenconennnns 14 Fgura e Chak WINdOWis asta 14 Roure Mal WIC OW ars dsd 16 AUS 10 A A 18 Roure TLS AYZ ADi A 0Z Po EA TAEA E A EA EAE AAAA 20 FOUE 12 Tarde Da AAA AA 20 Figure 13 The Mall WINdOW S Meliana 21 Figure 14 Download files Tas siii da 22 Figure 15 Message notifying that a file with the same name already exists occocccconocconeccononcaneniononianoninns 23 Figure 16 Message notifying that a problem occurred while retrieving the current block of data from the O a r Peta eat Coan nar canna 23 Figure 17 Current log Tile taDusicinaiarra ia 25 Figure 18 Site Configuration dialog DOX ococcocociococcononiononencononcononcononcnnonronononnonrnronennonenronennonennrnnennons 26 FIGtine 19 Download pathi tad asii 27 Figure 20 Real Time Logging dialog WINdOW cococooconcorononconcocanoncoroncononcoronrorcnroronroronrnronraranrnnnrennenns 28 Figti
17. N Reserved Wrong measurements have been detected by RAIM 2 OJ SNR below specified minimum level 24 25 Reserved Reserved N N DLL is not settled 00 Ionospheric corrections are not received from base N O Coarse code outlier has been detected N N ea 00 N EII a no a er 1 GPS only 2 GLONASS only Codes 0 3 and 45 62 will show for the given satellite which raw data measure ments have been used in position computation The rest codes will indicate why this satellite has been excluded from position computation 88
18. Parameters window Figure 29 In this window one cannot only vewthe ellipsoid and trans formation parameters of the datums selectable from the Current Datum list box but also edit the transformation parameters for USER and P90 In addition the ellipsoid parameters of USER can be edited in this window 4464 Datum Parameters Ed Transformation parameters Reference Datum Ja Current Datum Translation d 3 Translation d r Translation d Reference Ellipsoid parameters Ellipsoid ID we 6378137 0000 Rotation Ax Rotation Ay Seri major ariz m Sen a Inverse fattening Scale pom Ok Cancel Refresh Apply Figure 29 lt DATUM ID gt Datum Parameters window Positioning System e Select the checkboxes GPS and GLONASS if it is desired that the corresponding Satellite constellations to be used in position computation These checkmarks are asso ciated with the receiver parameter par pos sys Note however that the selected satellite constellation will indeed be used in position computation on y ifthe corresponding Satellites used in pos checkbox from the Satellite management panel is selected as well 43 Measurements Used e This radio button group shows what code measurements will be used to compute the receiver s standalone position The corresponding receiver parameter is Ipar pos sp meas For a single frequency receiver the radio buttons P L1 P L2 and Iono
19. TPS receiver via the computer s serial or parallel ports Direct Con nection Mode Configures a TPS receiver as an Internet Server To do this the user must run PC CDU in Internet Server Mode Connects a PC to a TPS receiver that has been configured and is being run in Server Mode via the Internet In this case the user must run his her PC CDU in J nternet Client Mode Keeps track of the total number and the status of all visible satellites Displays the receiver s current position and time in real time Controls the recording of raw data measurements into the receiver s internal memory Downloads collected raw data measurements log files from the receiver s internal memory onto the computer s disk drives Records in real time the receiver s raw data measurements on the computer s disk in JPS and RINEX formats using the executable file jps2rin exe Displays in real time the graph of the receiver s current position and the satellite sky plot Allows displaying and programming the receiver s main settings such as Data Re cording Interval Position Computation Mode etc Allows display of the current receiver options and loading of Option Authorization Files 1 2 Typographic conventions Table 1 specifies all typographic conventions used in this manual Table 1 Document conventions eee Clock offset This format is used in definitions or when it is necessary to emphasize that the marked term is te
20. automatically adds a checksum for every command sent to the receiver PC CDU does not interpret receiver commands Therefore if one uses receiver commands that change the baud rate and or handshaking for the current receiver port that is the port to which PC CDU is connected you should either use appropriate set commands immediately after them as shown below set par cur term rtscts off this governs the receiver port set rtscts off this governs the computer port set par cur term rate 9600 this governs the receiver port set rate 9600 this governs the computer port or specify such receiver commands at the end of the script immediately before disconnect or exit Otherwise PC CDU may be locked up waiting for the receiver to reply Below will be found some examples illustrating various applications of scripts The following script serves the purpose described in the article Using the Coast Guard Beacon for Differential Corrections default 1 c set dev ser 1 imode rtcm 82 set dev ser 1 rate 9600 set par pos mode cur cd em msg nmea GGA 1 exit After these lines are saved to a file e g beacon jpc you then can type in the command line beacon and press Enter to instruct the receiver to input RTCM corrections from serial port C and output NMEA messages to the current terminal If one wants to use serial port B for inputting cor rections type beacon b and press Enter The followi
21. if Multi base mode is unchecked 51 Enable Solutions The Standalone checkbox if selected will allow the receiver running in a differential mode to yield the absolute position in case the receiver is not able to get a differential solution position The checkbox is associated with the receiver parameter par pos mode sp At the present time the checkboxes DGPS Code Differential RTK Float and RTK Fixed are unavailable and being checked at the same time demonstrating that these solution types are also enabled RTK Parameters The RTK mode radio button group serves to toggle between the extrapo ation and delay modes If Extrapolation is selected the rover will extrapolate the base station s carrier phase meas urements when computing the rover s current RTK position If Dela y is selected the rover wi not extrapolate the base station s carrier phase measurements to compute the current rover position Instead the RTK engine will compute either a delayed RTK position for the epoch to which the newly received RTCM CMR message corresponds or the current stand alone position while waiting for new RTCM CMR messages coming from the base These radio buttons relate to the receiver parameter par pos pd mode To define the rover dynamics use the Dynamics radio button group The corresponding parame ter is par pos pd dyn The Ambiguity Fixing Level radio buttons govern the process of the RTK engine fixing inte ger ambiguities The R
22. in ppm The pa rameter describes the difference between the VCO s nominal and quiescent frequen cies e Tracking time is the time elapsed since the last complete loss of lock event in the receiver s C A channels as specified in the corresponding TT message 19 4 1 2 XYZ tab The XYZ tab which is shown in Figure 11 is similar to the Geo tab except for the fact that the position of the receiver s antenna is displayed in Cartesian coordinates here Geo AYZ Target mooo 2053565 8712 Yoo 2197006 5452 2 B24687 0904 wel 0 0366 mrs AMS Pos 4 7720 m AMS Vel 00477 m s POOP 1 6117 standalone Recerver time 10 20 00 Receiver date 26 02 2002 Clock offset 0 2123 ppm Osc offset 2 5872 ppm Tracking time 00 05 59 Figure 11 XYZ tab 4 1 3 Target tab The Target tab Figure 12 is used to display various navigational information specifically Geo z Target Lat 55 43 45 7220 N Lor 37 3b 34 5353 E ETT 1021 214 m NTT 1711 827 m DTT 1993 297 m CTT 3043 07 57 PDOP 1 5694 ATK fixed LO 1004 001 3187 0000 Receiver time 12 50 07 Receiver date 09 10 2001 Clock offset 0 5122 ppm Osc offset 0 5122 ppm Tracking time 04 30 27 Figure 12 Target tab e Lat Lon latitude longitude of the target or of the receiver s antenna e ETT NTT Easting to target and Northing to target in the local system with the ori gin at the receiver e DTT Di
23. ionospheric corrections before they can be used in position computation This integer parameter ranges between 0 and 900 seconds The default value is 30 seconds The edit box relates to the receiver parameter par raw iono minsmi 65 4 2 5 4 2 6 Options Figure 44 shows the subtab from which the user can turn on off the Cinderella option Every other Tuesday Cinderella enables the receiver to run as a dual frequency GPS GLONASS unit during 24 hours For information on scheduling Cinderella Tuesdays visit the Cinderella Option page on the TPS web site at http www topcongps com software cinderella html These radio but tons are associated with the receiver parameter par opts cind Options Cinderell C On iw Off Figure 44 Options subtab Site Configuration window To open the Site Configuration dialog window select the Site item from the Configuration menu or press the keys CTRL I This window serves the same purposes as the Site Configuration window described in 4 2 1 2 Target Position window To go to the Target Position window either select the Target Position from the Configuration menu or press the keys CTRL T Target coordinates that the user enters here Figure 45 will then be shown in the Lat and Lon fields of the Target tab Pressing the Get from receiver button will instruct PC CDU to set the target position equal to the receiver s current position Target position Mel xl lat fae faz oas
24. m e Iw wv 4 a m om A 0 Pi e m e 4 e e t M 8 mM 3 Y 10 4 11 1 12 W CG 13 fv Iv ld iw 15 fw Iw 16 fe Iw lf fw Iw 1a lv Iw All to lock None to lock All to use More to use Figure 31 GLONASS tab Satellite Numbering For user convenience GLONASS satellites can be displayed ordered either by their Frequency Channel Number or by the Slot Number 45 The tab displays three columns fcn sat lock and use which are described in Ta ble 8 Table 8 Description of data displayed in the GLONASS tab selected GLONASS satellites slot numbers if the Slot Number checkbox is checked Enable GLONASS satellites for tracking use Use this GLONASS satellite for position computation Use the buttons All to lock and All to use to select all GLONASS satellites at one time GLONASS satellites frequency channel numbers if the Frequency Channel Number checkbox is Use the buttons None to lock and None to use to deselect all GLONASS satellites at one time The third tab as its name implies deals with the WAAS EGNOS satellites Figure 32 WAAS Set wads 120 as GPS 12 Interpret message HU as message fo Use lono Corrections Never Ifexist Only Interpret message 0 as message H fo Use lono Corrections Never IFesist Only Enable output of truet WAAS PAN numbers Figure 32 WAAS tab A WAAS enabled TPS receiver allows s
25. of the file where the receiver data are to be logged By default the name of a JPS file created in real time logging mode will coincide with the site name from the Site Configuration dialog box 28 4 2 2 2 Multiple files tab This function real time logging of multiple log files is intended to automate the process of real time downloading of the receiver data to JPS files according to the specified time schedule In this mode PC CDU will automatically open close JPS files in regular time intervals Figure 21 A new JPS file will be opened immediately after the previous file is closed Single file Multiple tiles Select output path Prefix Site Numbering Date amp Time gt New file every jo minutes TF Autoconvert to RINE sisi cont verte asia es Setup convener Current tile Output path E GPS Satellites 7 GLONASS Satellites 3 Elf azf cal pil Pel Tc Receiver Position o i 222 42 23 23 17 e 2000 735 03 012 14 292 43 44 35 24 5 7 301 43 20 21 24 Y 21969971646 17 05 20 254 465 46 3 190 oF 2 32 46 25 29 76 Z s246756 3137 18 10 25 36 48 48 40 4 11 be 218 581 42 42 202 Wel 000327 mrs 14 39 62 47 36 361 241 AO 1 7239 a whe ai a pa 2 2 Receiver date 25 03 2002 y Receiver time 17 25 22 Elapsed time 00 00 00 Received Recording interval seconds Exit Elevation mask 9 degrees E Figure 21 Multiple files tab The filenam
26. output terminal which allows the user to send commands to and receive information from the receiver If the user has selected the checkbox Restore the receiver s original baud rate on Disconnect PC CDU will determine and save the receiver s original baud rate and then restore this setting automatically on disconnecting the receiver by pressing the Disconnect menu item 3 1 2 Internet Server Mode When running PC CDU in Internet Server mode the user can configure a TPS receiver to perform as a PC CDU server Remote receivers PC CDU clients can then access this PC CDU server via the Internet The parameters Port Baud rate Infrared port RTS CTS handshaking Passive mode and Manual mode serve the same purposes as in Direct mode see 3 1 1 The other It is assumed that the receiver is connected to your computer directly This version allows a TPS receiver configured as PC CDU server to be accessed by only one remote re ceiver PC CDU client at a time 11 group of parameters Internet Settings are intended for the user to tune PC CDU for Internet connection TCP port Password Log server events Display data on server and DNS lookup Special attention should be given to setting TCP port for PC CDU servers Make sure that the selected TCP port does not coincide with any one of the reserved port numbers The default TCP port number is 8000 The edit box Password is used to protect the PC CDU server from un
27. selected the receiver will use differential corrections that correspond to the most precise of the obtained position estimates Best means that the solution has the least RMS error The Best checkbox is associated with the receiver parameter par pos cd mult best In the CD Corrections max age edit box the user can set the maximum age in seconds of the code differential corrections used for position computation Here one can enter an integer value between 1 and 1200 The default is 30 If the age of the corrections exceeds the value speci fied in this edit box the rover will compute a stand alone position The edit box relates to the re ceiver parameter par pos cd maxage Use the Iono Corrections max age edit box to specify the maximum age in seconds of the ionosphere corrections used for position computation The corresponding receiver parameter is Ipar pos cd iono maxage If you set the Use Iono Corrections checkbox to on the rover receiver will use in position computation both the ionosphere corrections from RTCM message type 15 and differential correc tions from RTCM message types 1 and 31 or 9 and 34 This checkbox is associated with the re celver parameter par pos cd ionofree The list box Source serves to specify the source port from which the receiver will use differen tial corrections for position computation This list box relates to the receiver parameter Ipar pos cd port The receiver uses this parameter only
28. specified download path 4 2 2 Real Time Logging dialog window The term real time logging means recording receiver data into a PC in real time mode To open the Real Time Logging dialog window select Real Time Logging from the File menu or press the keys CTRL R The Real Time Logging dialog boxes see Figure 20 and Figure 21 are structurally similar to the Main window For a description of the GUI components that are dentica for the Real Time Logging and Main windows refer to 4 1 Below we will focus on the components specific to the Real Time Logging dialog boxes Note the three tabs in the top left corner of the window Single file Multiple files and Select output path For information on the Select output path tab refer to 4 2 1 3 Before we getting down to the other two tabs consider the parameters displayed in the middle of the Real Time Logging window between the GPS Satellites and GLONASS Satellites tables The Elapsed time field shows the time elapsed since the current log file was opened Every time a new log file is created this timer is reset to 00 00 00 The Received field shows the log file size in bytes This parameter will vary as new data are re corded into the file After pressing the Stop button one will see the log file s final size in the field 27 El The Start button allows the user to start recording data into the file After starting the data recording the name on the button will change
29. the receiver to acquire satellites with lower signal to noise ratios and reduce the reacquisition time for the satellite signals after a temporary loss 61 of lock The Static Mode checkbox is associated with the receiver pa rameter par raw clp static EI The receiver will take the above described parameter into consideration only if the receiver antenna is stationary and Enable Co Op tracking is selected e The Bandwidth of individual PLL and Bandwidth of common PLL edit boxes mean exactly what their names imply Bandwidth of individual PLL is associated with the receiver parameter Ipar raw clp indband Bandwidth of common PLL is associated with the receiver parameter Ipar raw clp comband Select the Enable L2 common loop checkbox to avoid the loss of L2 phase tracking in dy namic applications due to antenna rotation around its axis The checkbox corresponds to the re ceiver parameter par raw clp2 loop External Frequency The settings on this subtab Figure 42 allow the operator to configure the use of reference fre quency it may be either high stability external frequency or the receiver s internal crystal oscilla tor Antidnterference Multipath Reduction Loop Management External Frequency Frequency Source Source f Internal f External External Frequency Source Parameters Ext frequency value MHz 10 Ext frequency source status Jot Ext freq signal amplitude Jott Oscillator Offset R
30. ARE CLAIMS BY OTH ERS INCONVENIENCE OR ANY OTHER COSTS IN ANY EVENT TPS SHALL HAVE NO LIABILITY FOR DAMAGES OR OTHERWISE TO YOU OR ANY OTHER PERSON OR ENTITY IN EXCESS OF THE PURCHASE PRICE FOR THE RECEIVER LICENSE AGREEMENT Use of the PC CDU Software and any other computer programs or software supplied by TPS or downloaded from a TPS website the Software in connection with a Topcon receiver consti tutes acceptance of these Terms and Conditions in this Manual and an agreement to abide by these Terms and Conditions The user is granted a personal non exclusive non transferable license to use such Soft ware under the terms stated herein and in any case only with a single receiver or single computer You may make one 1 backup copy of the Software Otherwise the Software may not be copied or repro duced You may not assign or transfer the Software or this license without the express written consent of TPS This license is effective until terminated You may terminate the license at any time by destroying the Software and Manual TPS may terminate the license if you fail to comply with any of the Terms or Condi tions You agree to destroy the Software and manual upon termination of your use of the receiver All ownership copyright and other intellectual property rights in and to the Software belong to TPS If these li cense terms are not acceptable return any unused Software and manual CONFIDENTIALITY This Manual its contents and
31. Free will be gray If the checkbox Iono Correction is selected the receiver will correct the pseudoranges for ionosphere based on the model defined in ICD GPS 200 Revision C before using them in position computation The corresponding receiver parameter is par pos sp iono Note that if both Iono Free and Iono Correction are selected the first overrides the second If the checkbox Tropo Correction is selected the pseudoranges will be corrected for tropo sphere before being used in position computation The corresponding receiver parameter is Ipar pos sp tropo Note that the above mentioned receiver parameters par pos sp meas Ipar pos sp iono and par pos sp tropo apply only to absolute position computa tion Satellite management Satellites tracked e The checkboxes GPS and GLONASS are used to allow tracking of GPS and GLON ASS satellites respectively The GPS checkbox is associated with the receiver parame ter par lock gps sat The GLONASS checkbox relates to par lock glo fcn Satellites used in pos e Use the checkboxes GPS and GLONASS to specify what satellite systems only GPS only GLONASS or both will be used in position computation The GPS checkbox is as sociated with the receiver parameter par pos gps sat The GLONASS checkbox corre sponds to par pos glo sat GPS GLONASS WAAS Use these tabs to explicitly specify which of the GPS GLONASS and WAAS satellites are enabled for tracking and position comput
32. NVRAM the receiver s FN LED will flash yellow for a few seconds indicating that the receiver is scanning checking the file system 4 2 10 Reset receiver To reset the receiver select the Reset receiver item from the Tools menu This operation is similar to computer resetting It will not clear the receiver s NVRAM When clicking the Reset receiver option one will be prompted to confirm this command Figure 52 Reset Receiver 2 Alter resetting the recerver will require mt some time to re collect data needed to track satellites Push OF to proceed Cancel to abort E Cancel Figure 52 Reset receiver warning After the command is executed PC CDU disconnects itself from the receiver and then opens the Connection Parameters dialog box prompting you to set necessary parameters to connect to the receiver again 70 4 2 11 Option Manager window To go to the Option Manager window select the Receiver options item from the Tools menu After you click Receiver options you will see a window that looks like Figure 53 Current Purchased Leased Exp date a GPS peg peg nO GLONASS pez pez AO L peg peg no L Ves Ves AO Cinderella VES VES no Position update rate Hz Ol 20 O Raw data update rate Hz 20 ll O Code differential Base peg peg no Code differential Rover Ves Ves AO RATE Base pez pez AO RTE Rover Hz 20 20 O Memor hb Jz Je Co Op Tracking peg peg no 1 PPS Timing Signal 2 2 U Event Mar
33. PC CDU idle Tal Chat e Beep on receive Server started 16 07 52 25 03 2002 Connected to 62 105 138 107 4932 16 Connected to 62 105 138 1071 4933 16 Disconnected from 62 105 138 1071 49 Disconnected from 62 105 138 1071 49 Server stopped 16 10 31 25 03 2002 Congratulationel All system gol gt Session started at 16 07 Jl a Sent 394608 Reov Abe Errors O Delay O 36 140 me le Figure 8 Chat window How to close PC CDU To disconnect from the receiver select the Disconnect option from the File menu Alterna tively you can use the keys CTRL D to close the connection Pressing the Disconnect button will result in e Turning off RTS CTS handshaking e Resetting the receiver parameter par out elm cur term to its original value Only if the checkbox Passive mode has not been deselected 14 e Resetting the baud rate to 115200 if the receiver s original baud rate ex ceeded 115200 e Restoring the original baud rate i e that the receiver had before running PC CDU only if the option Restore the receiver s original baud rate on Disconnect has been selected To quit PC CDU select Exit from the File menu Alternatively you can close the program by pressing the keys CTRL X If the receiver has not been disconnected by the time the program is terminated the connection will be automatically broken before PC CDU is closed It is strongly recommended to close t
34. S UTCus Period of marked pulses C GLO C UTCsu Period of marked pulses C GLO C UTCsu fo mel 1 Tied with Ref Time fo ims Tied with Ref Time w Event Enabled Event E Enabled O Edge a eta ciate Edge Clock Synchronization G Rise Fall Clock Sunchronization G Pie f Fal Statue Jon Ber nine Status ot Ref Time z ar C GPS UTCus aa GPS ft UTEus epeat Synchroniza ion C GLO C UTCu repeat Synchronization C GLO C UTCu e Tied with Ref Time I Tied with Ref Time Refresh Apply Exit Save Set all parameters to defaults Figure 38 Events tab The checkboxes PPS A Enabled and PPS B Enabled correspond to the receiver parameters Ipar dev pps a out and par dev pps b out respectively Selecting these controls enables the receiver to generate 1PPS signals and also allows one to modify the settings related to the selected 1PPS sig nal The Period edit box determines the rate of generating the 1PPS signals via the corresponding output connector pins The edit boxes are associated with the receiver parameters Ipar dev pps a per ms and par dev pps b per ms respectively The user can determine millisecond and nanosecond parts of PPS signal offsets with respect to the selected reference time grid using the Offset ms edit box for millisecond part and Offset ns for nanosecond part These four edit boxes are associated with the receiver parameters Ipar dev pps aloffsIms par dev pps b offs ms
35. TK engine uses the ambiguity fix indicator when making a decision whether to fix ambiguities or not Low Medium and High correspond to the indicator s 95 99 5 and 99 9 states respectively The higher the specified confidence level the longer the integer ambiguity search time This is the price we one pays for the higher reliability of the ambiguity fixed solution These buttons are associated with the receiver parameter par pos pd aflevel The Measurements Used checkbox group allows the user to select measurement types used by the rover for position computation The checkbox CA L1 corresponds to the receiver parame ter par pos pd meas ca the control P L1 corresponds to the receiver parameter par pos pd meas p1 the control P L2 is associated with the receiver parameter par pos pd meas p2 In the Base Corrections period edit box the user can set the differential correction update interval It should be noted here that the user must know the exact rate at which the reference sta tion broadcasts its differential correction data This edit box corresponds to the receiver parameter par pos pd period The receiver will use the control Base Corrections period only if it runs in Delay mode Also this edit box is used to provide more reliable synchronization between the base station and rover 52 If you set the checkbox Use old ref coordinates to ON and then launch RTK the rover receiver immediately starts using the existing reference coo
36. al antenna draws higher dc then expected This indicator is associated with the receiver parameter par ant dc The indicator Board temperature shows the receiver board s current temperature This indi cator is associated with the receiver parameter par dev thermo out 36 Power management Power e Use the drop down list box Power Mode to select the desired power source for the receiver Auto receiver will automatically select the power source Mix receiver will automatically detect and start consuming power from the source with the highest voltage Battery A receiver will consume power from battery A Battery B receiver will consume power from battery B External an external power supply will be used This setting is associated with the receiver parameter par pwr mode e The indicator Current Mode shows what power source is being used at the mo ment This setting is associated with the receiver parameter par pwr curmode Charger e Use the drop down list box Charger Mode to select the battery charging mode Off receiver will not charge the batteries Charge A receiver will charge only battery A Charge B receiver will charge only battery B Auto receiver will automatically detect and charge the detected batteries This setting is associated with the receiver parameter par pwr charge bat e Use the Speed list box to set the desired speed of battery charge cycle You can se lect between Normal an
37. and then press Disconnect Any interruption in power can cause the radio to lose its memory map If this happens contact TPS support or Pacific Crest support The settings shown in Figure 50 are the only settings that work reliably with the RFM radio How ever if any changes were made press the Apply button to confirm the changes 68 4 2 8 RFH96 Configuration ae Configuration Seral Mo 9843r 777 AF Channe E 463 5500 463 5500 OTE OCE Serial Interac Baud rate 30400 Parity None x E T 10 Radio Link Setting Link rate 3600 he Retries FEE Ott Scrambling On Digigquelch Low CSMA monitor Or DTE DCE protocol mod FT BREAK to Command Addresse Local fo Destination 255 Disconnect Refresh Apply Set defaults Figure 50 Configuration tab Recommended settings Pressing the Set defaults button returns all radio link and serial interface settings back to their factory default values Digisquelch should be set to Low on the base and High on the rover If the radio at the rover is receiving external interference then set it to Medium or Low Initialize file system To initialize the file system in the connected receiver select the Initialize file system item from the Tools menu This procedure is to some extent similar to disk formatting It results in erasing all of the files inside the receiver After pressing Initialize file system
38. asiastaai a TEANA A 66 FIGUFE 46 REMITEN Sassari 67 Raure 47 Connect tada sara ias 67 Figure 48 Operations the user should take in Power Cycle MOE ccocococcococonoccononoccnnononocinnanononnanononinnanons 68 Figure 49 Configuration tab PDL configuration SettingS cocccconicconecnonocconencononcononcnnoncanoninnonraneninnonos 68 Figure 50 Configuration tab Recommended Settings ccoccococccconccconocnonencononconencononinroninnonenroninnonennones 69 Figure 51 Initialize File System warning iii ia 69 vi Figure 52 Figure 53 Figure 54 Figure 55 Figure 56 Figure 57 Figure 58 Figure 59 Figure 60 Figure 61 Figure 62 Figure 63 Figure 64 PD RESEL FECEIVER Wanda 70 Option Manager WINdOWiaia ts 71 SOC a EE WINGO aaa cite rc asa tra ete nees ach areca wdc a rete neat areas ists ara remand a tas 72 Satellites WINCOW rodantes 74 Pop up menu reflecting the information about the selected satellite o oocococcocococoncananonos 75 POSICION WINGOW saleicot tach e tacos diles 75 Plots Configuration WINGOW ccssscssssccvenccusnecvsucavscccsansarsueceaucarsuesausarsueesaucarsuuspausarsusensersunass 76 ADOUE PC CDUS WIN O Wa aida 77 Wizard S SE WNAONW meena a dd 84 Wizard S 2nd WINGOW aTa O ace vasmaceantoes 85 Wizards Ord WINCOW session a rE E 85 Wizards AI A r e to e ees 86 Wizard S StA WNGOW a o tds 86 vii List of abbreviations acronyms and other notation used
39. ation The first tab as its name implies deals with the GPS satellites Figure 30 44 E ek m gt 3 w Ta 5 Jz r a a E wf e e Iw F 11 4 12 4 13 4 14 4 15 4 16 4 e aa da aa lily Iw 18 1 Iv 19 Iv 20 lv lv ally e 22 lv Iw aw Iw aly lv 25 Iw 26 4 27 lw 28 M 29 e 30 W 31 e 32 4 Era use pm lock use pri lock use aaa an All to lock None to a All to use None to use Figure 30 GPS tab The tab displays three columns prn lock and use which are described in Table 7 Table 7 Description of data displayed in the GPS tab GPS satellites pseudo random numbers Checkmarks in this column indicate that the corresponding satellites are enabled for tracking In Figure 30 GPS satellite PRN 8 is disabled for tracking Checkmarks in this column indicate that the corresponding satellites are enabled for position computa tion In Figure 30 GPS satellite PRN 4 is disabled for position computation A GPS satellite s system number is identical to its PRN number Use the buttons All to lock and All to use to select all GPS satellites at one time Use the buttons None to Lock and None to use to deselect all GPS satellites at one time The second tab as its name implies deals with the GLONASS satellites Figure 31 Satelite eens f Frequency Channel Number 6 Slot Number fen lock use fen lock use fon lock use fon lock use ll ll
40. ation mask 4 Click the Site parameters button The Site Configuration dialog box will appear Figure 18 Specify the desired Site Name and then select the correct Antenna Status from the corresponding list box Set the Antenna Height parameter and select deselect the Slant checkbox depending on whether you have specified the slant or vertical antenna height Set the cor rect Antenna Type Press OK 25 Site Configuration x Site Parameters Site Hame Site Antenna Status Fixed Antenna Parameters Antenna Height rik o Slant Antenna Type JUNKN Oh Send to recever Cancel A Figure 18 Site Configuration dialog box After the OK button is pressed the Site parameters dialog box will be closed and the parameters that have been specified in the box will be copied to PCCDU ini If one then presses the Start button in the File Manager dialog window these settings will be enabled and inserted into the newly created cur rent log file On the other hand if one needs to update the site information for the current log file it will be sufficient to press the Send to receiver button to send the new site settings site name antenna status antenna height etc directly to both the receiver log file and PCCDU ini 5 Press Start A new log file will be created and the receiver will start recording data into the file E If you set a recording interval that is not supported by the receiver
41. authorized access The user can enter in this edit box up to 128 alphanumeric characters If the user has selected the checkbox Log server events there will be created a text log file pccdu_server log in PC CDU s working directory This file will contain all the information that has been collected during the communication session between the PC CDU server and PC CDU client New information will be added to the file after another client connects to the PC CDU server If the user wants to view the satellite information and the antenna s current position in the main windows he she must select the Display data on server checkbox Otherwise no informa tion will be displayed in the window If the checkbox DNS lookup is selected the file pccdu_server log will contain the IP and DNS ad dresses Figure 6 shows an example of the Connection Parameters dialog window in Internet Server mode Connection Parameters x Connection mode Ic Direct Internet Client Internet Server Port settings Port com Baud rate 115200 F Infrared port e RTS ETS handshaking Program settings Passive mode f Manual mode only Restore the receiver s original baud rate on Disconnect Internet settings Hostname localhost TCP port 8000 Password E W Display data on server 4 Log server events E Figure 6 Connection Parameters window in Internet Server mode ya In this example a four character password and the default TCP
42. ave made since Apply was pressed last Pressing Save will open the Save setup to a script window In this window you can save the current receiver settings to a script file Script files normally have the extension jpc Later you can load the desired script file to the receiver thus enabling several necessary receiver settings with a single operation The button Set all parameters to defaults does exactly what its name implies General Figure 26 shows the Receiver Configuration window s General tab d A Receiver Configuration Elevation mask degrees P Voltages volts i r F a Terminal Elevation Mask Shee 7 0 Antenn Antenna Status read only ext On Board 7 6 2 ie Current Input es lemia EG Est DC Status Jott Temperature Celsius degrees Battery 4 Battery B 6 61 Board temperature Charger Power output modes Turn on off Slot Ports On W Slot 2 lon J W Slot 3 g Slats lw Clot 4 e Enable Low Power Mode Refrezh Apply Exit Save Set all parameters to defaults Figure 26 General tab In the Terminal Elevation Mask edit box the user enters the minimum elevation i e the elevation mask angle for the satellites whose data will be output to the current terminal This set ting relates to the receiver parameter par out elm cur term The radio buttons Internal External and Auto from the Antenna group are used to select the desired antenna type These buttons a
43. bility of searching acquiring and tracking the GNSS satellite signals Figure 41 Care should be taken when changing the settings for this subtab An improperly set the controls may result in receiver malfunction Topcon recommends that us ers do not change these settings without good reason For an explanation of this subtab please see details under figure 41 60 Anti lntererence Multipath Reduction Loop Management External Frequency Raw Data Management Options PLL bandwidth 25 0 Ha we Enable Co Op tracking 3 PLL order e Static Mode een err E Bandwidth of individual PLL Hz uded loop bandwidth H Ha Bandwidth of common PLL 25 0 Hz nio epa PE Hz e Enable Adaptive Guided Loops e Enable Common Loop for L2 e Enable P L1 and P L2 tracking Refresh Apply Figure 41 Loops Management subtab The PLL bandwidth edit box governs the noise bandwidth of the guiding phase lock loops The edit box is associated with the receiver parameter par raw pll band In this box you can enter values between 2 and 50 Hz With the PLL order edit box the user can toggle guiding and common lock loop order between 2 and 3 Care should be taken when using a 2 order PLL because this can adversely affect satellite Signal tracking in some cases The edit box relates with the receiver parameter par raw pll order The Guided loop bandwidth edit box governs all of the guided loops but the C A DLL
44. cdu exe and other PC CDU related files reside Also do not forget to delete the PC CDU shortcut if available It is recommended to use C Program Files TPS PC CDU Assuming this directory is not used for storing any other i e PC CDU unrelated data 8 3 Starting PC CDU 3 1 How to start up PC CDU PC CDU can be launched as any other windows program in one of the following ways WAY 1 Double click on PC CDU s shortcut on the desktop if it has been created WAY 2 In Windows Explorer go to the directory where Pccdu exe resides and double click on the corre sponding icon WAY 3 Press the Start button in the bottom left corner of your computer s screen and select Run from the pull up menu In the Open box specifies the full path to Pccdu exe Press OK After you first run PC CDU you will see the file pccdu ini appear in the directory from which the executable has been launched In this INI file PC CDU will store all its settings If you want to have more than one copy of PC CDU each one with its own unique settings you will need to keep these copies in different directories Running dif ferent copies of PC CDU from different directories will allow you to maintain unique setting for each of the copies Once PC CDU is launched the Connection Parameters window will appear Figure 5 In this window the user first selects the desired connection mode e Direct e Internet Client e Internet Server Conn
45. ce is found Leading and trailing spaces are trimmed With the set command you can assign the value of 0 to other variables EI Any line beginning with hash is considered a comment and is ignored by PC CDU script interpreter PC CDU commands Any line starting with the character is interpreted as a PC CDU command with optional argu ments separated by commas or spaces In table below you will find the description of supported commands Table 9 List of PC CDU commands lt label Specifies a label name gt Label names should not contain spaces or commas See the goto command for how to use labels call lt script name gt lt argu Calls another script ments gt The maximum number of recursive calls is 200 2 specified by the user and stored by PC CDU 80 clear Clears the manual mode window removing from it both the issued commands and receiver replies Defines the default values for those of the script arguments that were not explicitly specified in the command line For example default 1 a sets the variable 1 to a unless this argument is already default variable name 1 9 fol lowed by its default value defined in the command fe disconnect Stops script execution disconnects PC CDU from the receiver and closes the manual mode window This is the same as pressing the Disconnect button Turns echo on and off or displays its arguments If echo is turned on PC CDU will be disp
46. chnical jargon Select from the File menu Titles of dialog windows boxes names of menu options and other GUI components Press CTRL V This format is used to specify keys and key combinations Type the string 194 85 135 59 This format is used to enter various string in formation e g file and directory names as well as user commands This format is used to describe the sequence of steps that the user must take To clear the NVRAM 1 Select the option Clear NVRAM from the Tools menu The user is recommended to take note of the A Note given information T These hints and tips will help the user learn the Some good hints program faster se The user is warned about possible errors al Caution By no means use 1 3 Terminology and notation Table 2 shows what terminology and notation are used for standard Windows GUI components in this manual Table 2 Terms used in this manual to describe standard Windows GUI components Short ID Edit box or indicator Downloading ADU Base_day 2 ADU Base day 2 Spin button 0 5 43410 03 10 2001 14 25 26 File List box ADU Base day 5526012 07 09 2001 11 56 03 base_foor_ 004 2545950 26 09 4001 14 48 04 Health Good a JE ood Bad Unknown File Configuration Tools Plots Help General MINTER Positioning Baze Tab Control Drop down list box 1 4 1 5 1 6 What information can be found in this document This document
47. d Fast dc levels The corresponding receiver parameter is Ipar pwr charge speed e The flag Current Mode shows which of the batteries a b or none off is being charged at the moment The corresponding receiver parameter is par pwr charge curbat Voltages e The indicator External shows the external power supply s voltage The correspond ing receiver parameter is par pwr ext e The indicator On Board shows what is the actual voltage drawn by the receiver board The corresponding receiver parameter is par pwr board e The indicators Battery A and Battery B show the voltage on batteries A and B respectively The corresponding receiver parameters are par pwr bat a and par pwr bat b e The indicator Charger shows the charger s output voltage during battery charging The corresponding receiver parameter is par pwr charger 37 Power output modes e The checkbox Ports A B allows you to turn power on and off for ports A and B The corresponding receiver parameter is par pwr out ab e With the checkbox Port C you can turn power on and off on port C The correspond ing receiver parameter is par pwr out c E The two above described parameters are applicable to the Odyssey receiver only e The list box Ports governs power output on serial ports 4 4 On the power board will feed all available serial ports via the corresponding pins when the receiver is turned on If the receiver is turned off there will not be any pow
48. d comment lines e replacing variables with their specific values e echoing non empty lines to the screen if echo is enabled e interpreting PC CDU internal commands and e sending commands to the receiver and optionally waiting for receiver replies To abort the script execution click the Stop script button Variables Variables are special character sequences that are substituted for some specific values while run ning the script Currently PC CDU supports the following variables 1 2 9 and M0 The first nine of these variables initially contain the values of the script s command line arguments With the command default you can assign the default values to these variables unless the corre sponding arguments have already been specified through the script command line Also you may use the set command to change the variables values The variable 0 which is read only has a special purpose Initially it contains the script name specified in the command line In the course of script execution it will either contain the last of the receiver s positive acknowledgements i e the most recent of the RExxx replies or remain empty After getting RExxx from the receiver PC CDU will search the received sequence for the last of the symbols it contains PC CDU does not assign to the variable 0 the entire RExxx reply but only the characters following immediately after the last symbol until the end of this sequen
49. d or Overwrite In the first case the log file downloaded will be appended to the existing file In the second case the existing file will be overwritten Figure 15 22 PC CDU The file log0709a ps already exists Do pon want to overwrite the fle or append to it Append Cancel Figure 15 Message notifying that a file with the same name already exists Care should be taken when selecting Append This option is normally used only if the downloading process has for some reason been interrupted and you want it to be resumed The warning Last warning Waiting for the 1st block appearing in the status bar while downloading a log file Figure 16 indicates that PC CDU cannot for some reason retrieve the next block of data from the receiver The field Retries shows how many attempts to retrieve this block of data have been made so far File Manager x Download files Current log file Download path Total memory 15802920 AS Free memory ener bytes 11 03 2002 132352 y 31518 25 03 2002 13 15 59 log0325a fforsa 25 03 2002 13 17 11 log25 40898 25 03 2002 13 15 19 te 7151850 25 03 2002 15 09 40 shat 45756 25 03 2002 13 16 44 test 4057 25 03 2002 13 14 16 Save to EA Reties 1 Exclusive mode Using Current port COM PJ Block sizes 2040 bytes Shop Delete Refresh Exit ME Last warning Waiting hor the 1st block Figure 16 Message notifying that a problem occ
50. dow The user is able to recover deleted files only if he she has not recorded any new files in the re ceiver memory since these files were removed Otherwise it cannot be guaran teed that the deleted files can be successfully restored With the Refresh button the user can reload the list of the receiver log files Press Exit to close the File Manager tab 24 4 2 1 2 The Current log file tab In this tab the user can delete existing and create new receiver log files Figure 17 File Manager x Download files Current log file Download path Total memory 15802920 bytes Free memory 14935032 bytes Mame 1 8602 11 03 2002 132352 kin 231918 25 03 2002 13 75 59 log0325a 763 25 05 2002 131711 log25 40898 25 05 2002 13 15 19 rec 7151850 25 03 2002 15 09 40 shat 18084 25 05 2002 15 76 56 test 4057 25 05 2002 131416 Current file shat Size 18084 File name stat Recording interval 1 00 seconds Site parameters Elevation mask degrees Start Delete E Exit Stop a Figure 17 Current log file tab To create open a new log file take these steps 1 Enter the desired filename in the File name edit box or select a file from the file list displayed in this window In the latter case just double click on the corresponding filename 2 Specify the desired data recording interval i e data update interval in the Recording interval edit box 3 Set the desired Elev
51. e after the power is restored A new log file will be opened after the power is restored and the receiver will start recording data in this file A file with this name will not be opened and data logging will not be started after the power is restored Data logging will not be started after the power is restored Receiver will resume data logging to the same file after the power is restored A new log file will be opened after the power is restored and the receiver will start recording data in this file After the power is restored a file with this name will be opened and data logging will be started After the power is restored a new default named log file will be opened and data logging will be started EI Also if the option Always is selected your receiver will automatically start log ging data to a newly created or an existing file in the following three cases 1 After switching the receiver ON with the Minter I button 2 After executing the Reset receiver command the corresponding receiver parameter is Ipar reset 3 After waking the receiver from sleep mode 16 Recall the parameter par sleep causes a receiver go into sleep mode 41 4 2 4 3 Positioning Figure 28 shows the Positioning tab A Receiver Contigo Ed Positioning Mod Enable Solution Satellite management f Standalone M Standalone satellites tracked Satellites used in pos C DGPS Code Differential fe DGPS
52. e Setup converter button which is located immediately below the Autoconvert to RINEX checkbox allows you to set up the jps2rin exe converter Pressing this button will open the dialog window Converter to RINEX Setup Figure 24 31 ai Converter to RINES Setup Ed Observer Surveyor Agency TPS Antenna H joooz2 Antenna type Leg nt Comment This comment will appear in RINEX files Marker name UB Marker number bo Converte Application CAGeneral folderSRINES converter Browse FP Exclude GPS T Exclude L1 FP Exclude GLONASS Exclude L2 Delete source JFS files after successful conversion Additional options Cancel Figure 24 Converter to RINEX Setup window The information specified in the Properties panel will be put in the header of the corresponding RINEX observation file e Run by name of the person or agency launching the jps2rin exe converter e Observer name of the person who collected the data e Agency name of the agency responsible for collecting the data e Antenna antenna number to be copied in the RINEX observation file e Antenna type antenna type to be copied in the RINEX observation file e Comment comment line s e Marker name name of the antenna marker e Marker number number of the antenna marker In the Application edit box the full path to jps2rin exe must be entered Use the button Browse to select the desired filename path instead of typing it Use
53. e con trols P L1 and P L2 will not be available The spin box GLONASS message allows the user to specify which message types will be asso ciated with GLONASS measurements You can choose any unused message types between 3 and 7 The spin box is associated with the receiver parameter par cmr base glo type Click the Configuration of Receiver Ports button to go to the Ports tab For a descrip tion of this tab refer to section 4 2 4 6 of this manual Rover In the tab one can configure a receiver as a rover station see Figure 34 Receiver Configuration Ed Positioning Mod Enable Solution f Standalone C RTK Float W Standalone e ETE Float C DGPS Code Differential C ATE Fized ef DGPS e ETE Fired sd Multi base ED Eorectons Pon Corrections Usage max age sec i er Nearest Extrapolation HS Static C Loy p Medium lone Lorectiore fann E Delay Kinematic oo its max age sec Measurements Use leal Use lona Conections Base Corrections e O Positions Vv GALT fw PLT fw Pile period sec 1 00 G ource any Use old ref coordinates SOUTE Any CMA Settings GLONASS message E Reset ATK Engine Configuration of Receiver Ports Advanced Hover Settings Refresh Apply Exit Save Set all parameters to defaults Figure 34 Rover tab The Positioning Mode radio button group permits the user to select one of the four available positioning modes DGPS Parameters To switch a
54. e convention settings Prefix and Numbering determine how the JPS files created will be named As the name of the setting implies Prefix determines the prefix part of the filename By default PC CDU will use the site name specified in the Site Configuration dialog window as the file name prefix The Numbering edit box allows you to select the desired f e numbering scheme e If the option Date amp Time is selected the numeric part of the filename will look as fol lows YDDDHHMM where Y last digit of the year 0 9 DDD day of the year 1 366 HH hours in the receiver time scale 00 23 MM minutes in the receiver time scale 00 59 The date and time used for the filename will correspond to the first epoch recorded into the file e If the option Ascending Count is selected the numeric part of the filename will vary be tween 0000 and 2147483647 29 If the option Ascending Count has been chosen the parameter Start Count will be enabled In this edit box one can enter the starting state of the JPS file count i e the numeric part of the name of the JPS file created first This count will be incremented as new JPS files are opened New file every is associated with a pair of components an edit box and a drop down list box Use the list box to select the desired time unit day hour or minute Use the edit box to specify the interval in the selected time unit in which the current JPS file w
55. e previously used command lines Note that there may be stored up to twenty 20 command lines in the list Once the desired command line is typed or selected press the Send command button in the bottom left corner of the Manual Mode window or just click the Enter key on your keyboard The receiver s responses will be displayed in the receiver replies window located under the command line box Use the Stop all messages button to stop outputting any messages to the current terminal With the Clear window button one can clear the rece ver replies window Press Exit to close the Manual Mode window The Disconnect button allows the user to disconnect the PC from the receiver Note however the difference between the Disconnect button you press in the Manual Mode window and the same named item you select from the File menu If you press Disconnect in the Manual Mode window PC CDU will neither automatically disable RTS CTS handshaking nor restore the re ceiver port s original baud rate regardless of whether the Restore the receiver s original baud rate on Disconnect option has been selected In other words if one wants to restore the receiver port s original baud rate it can be achieved ei ther by selecting the Connect item from the File menu or through the Manual Mode win dow In the second case make sure that the command used to change the receiver port s baud rate is executed immediately before clicking the Disconnect button The Start l
56. ection Parameters Ed Connection mode C Internet Client C Internet Server Port setting Port com Baud rate 15200 F Infrared port e RTS ETS handshaking Program setting Passive mode Manual mode only Restore the receiver s original baud rate on Disconnect Internet setting Host name localhost TEP pork e000 Password F Display data on server W Log server events F ONS lookup E Figure 5 Connection Parameters dialog 3 1 1 Direct Mode L This mode is used when it is required to connect a computer and a TPS receiver directly i e using the computer s serial or parallel port and an appropriate cable see Figure 5 To connect your computer to the receiver in Direct mode Select from the Port list box the serial COM1 COM2 or parallel LPT1 port that you want to use for the connection 2 From the Baud Rate list box select the desired baud rate eS The checkbox Infrared port is selected when you want to use an infra red adaptor to establish a connection between your computer and receiver over an in frared data link Connection via an infrared port will be available only if the following conditions are met e An appropriate external infrared adaptor is connected to the selected serial port on the computer side e Your receiver supports the infrared port hardware wise e The Infrared Port option is enabled in your receiver 10 3 Select the RTS CTS handshak
57. edit box locked indicates that the receiver is using the external frequency The field is associated with the receiver parameter par frq stat e With the Ext freq signal amplitude field the user can estimate the external frequency signal amplitude off indicates that the internal oscillator is actually being used low indicates that the external frequency signal s amplitude is lower than needed ok indicates that the external frequency signal s amplitude meets the specs This field correspond to the receiver parameter par frq amp The Oscillator Offset Reduction group box allows the user to govern the behavior of the internal crystal oscillator e The Off radio button means that the oscillator frequency offset reduction mode is turned off e The Freq Locked radio button means that the receiver will adjust the internal oscil lator s frequency until the measured frequency offset is reduced to zero By using the incoming satellite signals the receiver will force the internal oscillator to generate a very stable 20 MHz frequency signal This frequency output is available via the corre sponding receiver output pin 63 The user is able to monitor the offset reduction in the Clock offset field of the GEO tab After you select Freq Locked one will notice that the value in Clock offset will have started to reduce and soon usually in a few minutes it will become equal to zero while in co
58. eduction if Off Freg Locked Freg and Time Locked Figure 42 External Frequency subtab With the controls in the Source group the user specifies the reference frequency input that the receiver will use e Internal means the receiver uses the internal oscillator e External means the receiver uses an external frequency These radio buttons are associated with the receiver parameter par frq input 62 Switching from Internal to External and vice versa may result in a temporary loss of lock to satellites The External Frequency Source Parameters controls allow the user to adjust the pa rameters related to external frequency mode e With the Ext frequency value edit box the user specifies nominal external fre quency value Here one can enter the values between 2 and 40 MHz The default value is 10 MHz The box is associated with the receiver parameter par frq ext e The field Ext frequency source status shows whether the external frequency is being used or not off indicates that the receiver is using the internal crystal oscillator wait indicates that the receiver is waiting for the external frequency lock More precisely this value will be returned in the following three cases 1 If the external frequency oscillator is disconnected 2 If the amplitude of input signal is too low 3 If the actual external frequency is different from that specified in the Ext frequency value
59. ent b in respectively With these controls the user enables the receiver to measure and log event times in the specified reference time with high accuracy If the Clock Synchronization checkboxes are selected the receiver executes a one time synchronization of its one millisecond cycle grid with the corresponding edge of the event signal These checkboxes are associated with the receiver parameters par devieventia lock and Ipar dev event b lock respectively The Status indicator shows whether the receiver clock is actually being synchronized with the event signals or not If you see on in the field it means the synchronization has been done success fully These fields relate to the receiver parameters par dev event allocked and par dev event b locked respectively In some cases however it can be necessary to perform the synchronization again For this purpose click the Repeat Synchronization button several times until on appears The Rise and Fall radio buttons serve to measure the time of either the rising edge or falling edge of the input event signal These radio buttons correspond to the receiver parameters Ipar dev event aledge and par dev event b edge respectively The Ref Time radio button group sets the reference time scale that the event reception time will be synchronized with These radio buttons are associated with the receiver parameters Ipar dev event a time and par dev event b time With the Tied with Ref Time chec
60. er on the ports Off power for all available serial ports will be absent even if the receiver is turned on Always all serial ports will be powered even if the receiver is powered off The Ports list box is associated with the receiver parameter par pwr ports e With the Slots list box the user governs power output on the internal slots 4 4 On means that all slots are powered if the receiver is turned on Off means that internal slots will not be powered even if the receiver is turned on Always means that internal slots will be powered even if the receiver is turned off The list box is associated with the receiver parameter par pwr slots Turn on off Slots e Select the Slot 2 Slot 3 and Slot 4 checkboxes to enable the corresponding in ternal slots These checkboxes correspond to the receiver parameters par pwr switch and par pwr switch N The first parameter allows you to enable all slots simultaneously The second parameter allows you to enable only one slot at a time Here N is the slot number 2 3 4 The list boxes Ports Slots and the Turn on off Slots group box are applicable to the HiPer and Odyssey E receivers only If the checkbox Enable Low Power Mode is selected the receiver s processor will go into low power consumption mode The corresponding receiver parameter is par lpm 38 4 2 4 2 MINTER In this tab see Figure 27 the user can set up receiver parameters related t
61. erms and Conditions will be governed by and construed in accordance with the laws of the State of California without reference to conflict of laws Contents 1 PC CDW SOFTWARE sonic reos 1 Ts PESEDU S purposes a a Uncle 1 1325 iF VDOOFADNIG CONVENCIONS aii ti 2 Lis Temno ana ROOM 3 1 4 What information can be found in this document occococcnconincocioneninnoninnononnonennonennonenronenronennononens 4 LS Sy stenrrequirements s is a o a diia 4 1 6 Full and limited functionality versions of PC CDU ococcocncconocconecconocnonencononnonenconenronenconenronenconennanes 4 Lal TECNICA SUPPO Esas 5 2 SETTING UR PCC DU asas Serene ete te ere eter cern Crear oer er ere eee ere ter eee erate 6 2e Sl PEC DU reeves o Ee ee eee een eee nary 6 22 REMOVING PCCD unica aa ns 8 3 STARTING PE CDI ca ds 9 Sule HOW CO Start UP PEC a de oe t 9 A A A ARAE AEA A ETAN 10 liza nenet server Mode aiii 11 Jde ntemmet Client ModE muinaren a een eave 13 32a ONO CIOSE PE CDU rann T io 14 4 LEARNING PC CDU IN DETAL ii 16 Tis Mal WINdO Wa da 16 Ad GEO Dd 18 DI A O 20 else Target CAD iaa 20 A2 Toe Man WINdOWS Mead dd 21 Adele Fe Mandger WINGOW o 21 A 2a IDOWMIOAG TICS rain tal 22 illo Me CURENCIOG THE tasar dd 25 FAL Downoad Pati tias 27 4 2 2 Real Time Logging dialog WINdOW occoconccconconenicnonennononcononcanoncononcononcononranencnnrnronencnnennanes 27 Ai2e2els Sinde TNE tai 28 Als MUI Ple TINGS ta id ndo di
62. erval 30 3 Refresh Figure 43 Raw Data Management subtab The Raw Measurement Update Rate group allows the user to determine the raw data update period In the Update Rate edit box enter a value in milliseconds to specify the pe riod The box corresponds to the receiver parameter par pos raw msint With Current Update 64 Rate you can check which period is actually being used by the receiver This field cor responds to the receiver parameter par raw curmsint The Position Update Rate group allows the user to determine the receive position update period In the Update Rate edit box enter a value in milliseconds to specify the period The edit box is associated with the receiver parameter par pos msint With Current Update Rate one can check which period is actually being used by the receiver This field is associated with the recelver parameter par pos curmsint When opening a file regardless of whether this operation was done from the Real time logging window or the File Manager window and the re cording interval has an incorrect value PC CDU launches a utility called Output Period Setup Wizard For more information about the Wizard see Appendix B Output Period Setup Wizard The Code smoothing interval edit box which is associated with the receiver parameter Iparlraw smi specifies the interval over which pseudoranges are smoothed by using corresponding carrier phase measurements Here you can enter values betwee
63. g window Save As to specify the desired destination disk drive folder for the ar chive pecdu_ms zip Figure 3 Save As Local Disk C SEE P a adjustment CI INSTALL if ADOBEAFP IPS view History EAT LU KPCMS me C BackupGRIL CU LaTex PE a Ck Cams Desktop _ Debug CI DAF a doc 7 PC CDU exe Documents and Settings ca Program Files My Documents Experimente Qs pmantec Morton Antivirus W LJ Fun_pictures CI TEMP F L General folder aT es Tex Be i iy AA a My Computer a pecdu_ ms zip My Network F winzip File Figure 3 Select a destination for the archive pccdu_ms zip 2 2 5 Wait while the archive is being downloaded onto your system Figure 4 25 of pecdu_ms zip Completed r Saving pecduy_me zlp from www bopoconps com BERREREEEEE Estimated time lef 23 sec 164 KB of 710 KE copied Download to C pecdu_ ms zip Transfer rate 3 1 RB Sec pen pen older Figure 4 Copying data from the website to your computer s disk drive 6 Create a folder on your local disk drive 7 Unpack the archive into this folder with WinZip or another appropriate software You will see the following files appear in the folder e Executable file Pccdu exe e Auxiliary binary file Iptaccess vxd Removing PC CDU The simplest way to remove PC CDU from a system is to delete the whole directory that was cre ated when installing PC CDU and in which Pe
64. he connection with the receiver and close PC CDU prior to switching the receiver OFF and disconnecting the cable 15 4 Learning PC CDU in detail 4 1 Main window After PC CDU has established a connection between the computer and receiver the main window will be opened see Figure 9 The main window consists of two panels the GPS Satellites panel on the left and GLONASS Satellites on the right which are separated by the Geo XYZ Target box The panels display the basic tracking information parameters for the locked satellites These tracking parameters are described in table 4 The Geo XYZ Target box represents the antenna s current position if available and the time frequency parameters ET ELA File Configuration Toole Plots Help GPS Satellites 12 Geo vz Target GLONASS Satellites 4 EL sefcafei re tc ss Lat 55 42 50 3052 N 02 26 262145 30 301 25 00 ree o gt E o 09 14 50 43 43 36 34 00 os 63 20 53 42 42 35 00 AN Oz 107 70 46 51 51145 32 00 op 5 34242 19 20 35 00 os 08 50 232 52 51 42 12 00 15 S4 90 51 4040 35 00 lpmeve DOE ms 24 03 119 326 46 461 38 31 00 17 50 566 45 34 34 35 00 POOP 1 2784 18 b g4 50 de de 35 00 standalone a 6l 195 51 40 41 33 OOF 22 11 2201401221221 35 00 23 224 52 43 26 27 341 00 26 123 42 45 29 29 34 100 Recelver time 13 11 22 Recelwer date 25 03 2002 29 32 126 45 31 31 27
65. hich appears immediately after pressing the Elevation mask button Also the user can see four DOP characteristics specifically e GDOP Geometric 3 position coordinates plus clock offset in the solution e PDOP Position 3 coordinates e HDOP Horizontal 2 horizontal coordinates e VDOP Vertical height only A dynamically changing histogram shows the signal to noise ratio C NO in the C A channel Each vertical bar has a unique color and designates a satellite s PRN GPS and WAAS or slot number GLONASS Note that GPS WAAS and GLONASS satellites are marked with G and R respec tively By selecting or clearing the checkbox for each SV the user can specify which of the GPS GLONASS and WAAS satellites are enabled disabled for position computation 74 To view the basic tracking information about a satellite move the cursor onto the desired satel lite s icon and right click on it Holding down the right button one will see a pop up window as shown in Figure 56 The values in the window are similar to the values in Main window see 4 1 G26 EL AZ CA PI P2 55 56 6 ST 42 42 LA data used for position computation Figure 56 Pop up menu reflecting the information about the selected satellite To clear the Satellites window click the Clear data button 4 2 14 Position window To go to the Position window select the Position item from the Plots menu The graphs in the Position window see
66. ill be closed and the next one will be opened Note that this interval must be an integer Also note that some of the multiple files created may be shorter in terms of their duration in time than it is specified in the corresponding edit box To understand better how multiple files are opened and closed in multiple file mode let s consider the artificial time scale with the origin at 0 00 00 as shown in the figure below This time scale is divided into intervals equal to the period as specified by New file every fields The first of the multiple JPS files will be opened immediately after the Start button is pressed The first file will be closed and the second one opened as the 2 interval starts for example at 2n see the figure below etc Time duration of the second and all the following multiple files maybe except the last one will be exactly equal to the selected file period To stop the multiple file data logging press the Stop button Note that the last file too can be shorter than is specified in New file every Duration of Duration of Duration First File second File of last File AA G A A obgomagas en an 4n 4 open time for the first file X close time for the last file n period specified in New file every Figure 22 Generation of multiple files If the user wants PC CDU to overwrite the existing files whose names coincide with the names of the newly created files select the Over
67. imultaneous tracking of two WAAS satellites Either of the WAAS satellites is allocated its own channel Below it will be shown how to set up Channel 1 Channel 2 is handled in the same manner The checkbox Channel 1 if selected allows you to specify necessary settings for the desired WAAS satellite e One uses the spin boxes Set WAAS and as GPS to associate the selected WAAS PRN 120 138 with an appropriate GPS PRN 1 32 It is recommended to select for this purpose one of the GPS PRNs that are not used in the current GPS constellation At writing this manual the unused GPS PRNs are 12 16 19 and 32 The spin boxes cor respond to the receiver parameter par waas 1 sat e The spin box Interpret message 0 as message disables message 0 The corresponding receiver parameter is par waas 1 instead0 WAAS satellites with PRNs 122 and 134 EGNOS satellites with PRNs 120 and 131 46 e The radio button group Use Iono Corrections allows the user to set the desired ionosphere correction mode The radio buttons are associated with the re ceiver parameter par waas 1 ion Never ignore any iono corrections received from the WAAS satellite s If exist all acquired satellites will be used in position computation i e even the satellites whose WAAS Iono Corrections are unavailable Only only satellites whose WAAS Iono Corrections are available will be used in position computation Note that this is the defaul
68. in this manual ARP Antenna Reference Point CMR A format used to transmit differential corrections and related data from the Base receiver to the Rover receiver in DGPS and RTK applications C A Coarse Acquisition code DGPS Differential GPS DLL Delay Lock Loop DNS Domain Name System GUI Graphical User Interface IP Internet protocol LO Local Oscillator MINTER Minimum INTERface A dedicated user interface designed for TPS receivers NS Navigation Satellite P Precise code PC Personal Computer PLL Carrier Phase Lock Loop PLLC Carrier Phase Lock Loop Control PS Pseudorandom Sequence Receiver Satellite Navigation User Receiver developed and manufactured by TPS RMS Root mean square RNSS Radio Navigational Satellite System RTCM Radio Technical Commission for Maritime Services This format is used to transmit differential corrections and related data from the Base receiver to the Rover receiver in DGPS and RTK applications RTK Real time kinematic SW software VCO Voltage Control Oscillator vill 1 PC CDU software 1 1 PC CDU s purposes and functions PC CDU is a windows application for controlling radio navigation receivers developed and manufac tured by the Topcon Positioning Systems company The most current version of PC CDU MS as of 2 1 10 April 1 2002 provides the following func tions Connects a PC to a
69. ing checkbox optionally E It is strongly recommended that you select the RTS CTS checkbox as this makes data exchange between the receiver and computer more reliable Prior to select ing this option make sure that e RTS CTS handshaking is supported both at the computer and at the receiver e The cable used allows RTS CTS handshaking 4 Press Connect Along with the above listed options the user may need to adjust some of the settings in the Program Settings panel This panel includes the following three options e Passive mode e Manual mode only e Restore the receiver s original baud rate on Disconnect In Passive mode PC CDU is not allowed to change any receiver parameters Note that in this mode PC CDU will display in the main window only those satellites whose elevation angles are lar ger than the elevation mask specified by the parameter Terminal Elevation Mask see 4 2 4 1 Once Passive mode is off PC CDU will automatically force Terminal Elevation Mask to 90 Therefore the user will be able to view in PC CDU s main window see 4 1 all of the satellites that are being tracked It is important to remember that this setting 90 will be ef fective as long as the main window remains open Note however that the original value of Terminal Elevation Mask will not be lost in this case once the main window is closed PC CDU will automatically restore the original mask If Manual mode only is on PC CDU will perform as an input
70. is Manual without the express written consent of TPS and may only use such information for the care and operation of your Receiver The information and data in this Manual are a valuable asset of TPS and are developed by the expenditure of considerable work time and money and are the result of original selection coordination and arrangement of TPS TRADEMARKS Topcon is a registered trademark of Topcon Corporation Windows is a registered trademark of Microsoft Corporation WinZip is a registered trademark of Nico Mak Computing Inc Prod uct and company names mentioned herein may be trademarks of their respective owners DISCLAIMER OF WARRANTY EXCEPT FOR ANY WARRANTIES IN A WARRANTY CARD ACCOMPANYING THE RECEIVER THIS MANUAL AND THE RECEIVER ARE PROVIDED AS IS THERE ARE NO OTHER WAR RANTIES TPS DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PAR TICULAR USE OR PURPOSE TPS AND ITS DISTRIBUTORS SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING PERFORMANCE OR USE OF THIS MATERIAL THE SOFT WARE OR THE RECEIVER SUCH DISCLAIMED DAMAGES INCLUDE BUT ARE NOT LIMITED TO LOSS OF TIME LOSS OR DESTRUCTION OF DATA LOSS OF PROFIT SAVINGS OR REVENUE OR LOSS OF THE PRODUCT S USE IN ADDITION TPS IS NOT RESPONSIBLE OR LIABLE FOR DAMAGES OR COSTS IN CURRED IN CONNECTION WITH OBTAINING SUBSTITUTE PRODUCTS OR SOFTW
71. kboxes the receiver is instructed to measure the event re ception time in the selected reference time with or without consideration for the computed receiver clock offset These checkboxes relate to the receiver parameters Iparldev event altied and Ipar dev event b tied respectively 58 4 2 4 8 Advanced The Advanced tab is composed of six subtabs as illustrated in Figure 39 Warning Only change these advanced settings when it is known what they mean Unsuitable changes to these subtabs can cause the receiver to run improperly If one is doubtful of any changes you made to these subtabs he she can always get the factory default settings back by pressing the Set all parameters to defaults button For a description of these subtabs refer to the corresponding paragraphs below Receiver Configuration Ed A ntenterterence Multipath Reduction Loop Management External Frequency Raw Data Management Options Anti Interferenc C Of GPS L1 L2 C GLONASS L1 L2 C GPS GLONASS L1 C GPS GLONASS L2 i Auto Refresh Apply Exit Save Set all parameters to defaults Figure 39 Advanced subtab Anti Interference With the Anti Interference radio button group Figure 39 the user enables mode allowing the TPS receivers to suppress the impact of narrow band interferences The user can assess the presence of interference based on the following information e When the number of tracked satellites is fewer by 2 o
72. kers 2 2 0 In Band Int Rejection O Multipath Reduction WES Wes AO Frequency Input peg peg no Freg Lock and Output peg peg no Serial Port 4 Kbps 460 460 Serial Port B Kbps 115 115 O Serial Port E Kbps 460 460 Serial Port D Kbps O O O Infrared Port WES WES no Farallel Fort pez pez AO Sp 5p Freg Hop wseeeeeee peg no Sp Sp Direct erre pez AO RAIH peg peg no Datums support pez Wes ho Magnetic azimuth VES Ves AO Geoid height peg peg no Way Pont Navigation ee pez AO WAS peg peg peg 01 08 2001 OMNISTAR o esemme peg no ATCM Output 3 3 RTCP Input 5 5 U CHA Output O CHA Input O JPS Output O JFS Input 5 O Figure 53 Option Manager window This window serves two main purposes First it indicates which of the receiver options are available for your receiver Second this window allows the user to update the receiver options by loading a new receiver option file with the extension jpo After pressing the Load button PC CDU will prompt the user to enter the name of the corresponding jpo file When the loading of the new re ceiver option file is over in the status bar one will see the comment Option loaded You need to configure the receiver click the Refresh button to refresh the list of available options 71 4 2 12 Scatter window To go to the Scatter window select the Scatter item from the Plots menu This is a useful graphic feature allowing you to monitor the behavio
73. l poll the radio during its power up cycle and establish a connection If you have an older 67 RFM96 then start with the radio s power off use the Power cycle type and when prompted connect power to the radio Turn the modem power off or slide the modern from the receiver Then turn the modern power on or slide the modern into the recelver Figure 48 Operations the user should take in Power cycle mode After you making any required changes click the Connect button to activate the changes and connect to the modem with the new settings After a connection with the modem is established one will see a dialog window showing the radio link settings and protocol details Figure 49 RFH96 Configuration Configuration Seral No 98437777 AF Channe 2 463 5500 463 5500 O 464 5500 464 5500 1 464 5000 464 5000 Z 463 5500 463 5900 3 463 5000 463 50001 Radio Link Settings Link rate FEL Scrambling Or Digiequelch Low CSMA monitor On S 4 5 E i DTE DCE protocol mod feee ME BREAK to Command Addresse Local fo a Destination 255 Disconnect Refresh Apply Set defaults Figure 49 Configuration tab PDL configuration settings In the RF Channel list box the user can choose the desired channel Once the change has been made press the Apply button to program the radio Be very careful to let the program complete its programming cycle
74. laying all non empty lines entered in the script specifically PC CDU com mands receiver commands and the corresponding reply messages If echo is turned off PC CDU will be displaying only replay messages preceding them with the gt character PC CDU will not show echo off and echo on com mands Default is on Jumps to the line following immediately after lt label name gt If PC CDU can t find such a label in the script this command is just ignored and PC_CDU continues with the script Sends the argument to the receiver as is without making any substitutions This string may contain escape sequences in a C like style to represent non printable characters Sequence Value a Mo oxo e wo 00D wooo A woo OBO O T VT No 02 O aw O onal character code WH lany H hexadecimal character code a this command you can send any bytes to the receiver Example send OFFA r n 1 rate lt new baud rate gt With these commands you can handle both serial ports pa 2 rtscts on off rameters and PC CDU s internal variables 3 lt variable gt lt value gt Example 1 Suppose you have a script with the commands set 1 a text echo 1 When the script interpreter reaches the two commands you will get the following reply 81 gt a text Example 2 Assign the current terminal s baud rate to 2 print par cur term rate set 12 0 integer number of milliseconds Stops scriptexecution
75. n gt Lonfa7 fas 2576263 Je Get from receiver Cancel Figure 45 Target Position window 66 4 2 7 RFM96 Configuration window To open the RFM96 Configuration window select the Radio item from the Configuration menu then click RFM96 as shown in Figure 46 Configuration Aecenver Ctrl Site Ctrl l Target position Ctrl T Radio Figure 46 RFM96 item Figure 47 shows the tab that will appear after you click the RFM96 item 4 RAFH96 Configuration Ed Modem connected to port lA Connect to modem at bitrate Auto Connection typ Search for modem Power cycle Figure 47 Connect tab This tab allows the user to establish communication with the radio modem Use the Modem connected to port list box to select the receiver port that the radio modem is connected to Normally this is port C for the Legacy Legacy E Legacy H Regency HiPer Odys sey E and port B for the Odyssey To set the baud rate of the modem communicating with the receiver use the Connect to modem at bitrate list box It is normally 38400 bps If one wants the receiver automatically to detect the baud rate select Auto Next select the method of modem connection For most RFM96 models you can use Search for modem If the radio is not found change Connection type to Power cycle and press Connect The program will prompt the user to turn the modem OFF and then back ON Figure 48 The pro gram wil
76. n 0 and 900 seconds Zero desig nates that carrier phase measurements will not be used for smoothing pseudo ranges In the Doppler smoothing method edit box the user sets the method used for smoothing Doppler There are three available methods e 0 Receiver outputs raw unsmoothed Doppler Instantaneous yet rather noisy Dop pler measurements e 1 Doppler is computed using two consecutive carrier phase measurements Car Phase i and CarPhase i 1 where stands for the current epoch Such Doppler meas urements are less noisy than in the first case e 2 Doppler is computed using only three consecutive carrier phase measurements CarPhase i CarPhase i 1 and CarPhase i 2 where stands for the current epoch Doppler measurements obtained in this mode are least noisy The edit box is associated with the receiver parameter par raw dopp smi With Nominal Iono smoothing interval edit box the user specifies the nominal iono spheric correction smoothing interval over which raw ionospheric corrections are smoothed assum ing the receiver has been working for some time and has already obtained enough raw ionospheric corrections to perform such smoothing This integer parameter varies between 0 900 seconds The default value is 60 The edit box is associated with the receiver parameter par raw iono smi With the Minimum Iono smoothing interval edit box the user specifies the minimum smoothing interval for the receiver to filter raw
77. n the right side of Standalone 2 Click either mouse button in a fill area of the box 3 Click the color wanted If the color desired is not seen click Define Custom Colors gt gt To the right of Basic colors you will see a custom palette where you can mix your own color After selecting the color you want click Add to Custom Colors and then click OK In the Scatter group box the user can change the settings related to the Scatter window With the Plot Width edit box the user specifies the length of the axes on the plot The Tick Interval edit box specifies the tick size in meters between the adjacent concentric circles i e interval between adjacent values on the axis To remove the circle grid from the plot clear the Show grid checkbox To link the points in the trajectory select the Connect points checkbox With the checkboxes Standalone Code Differential RTK float and RTK fixed you specify what kinds of solutions will be shown on this plot The Position group box contains the settings that govern the graphs in the Position window 76 The edit box Time interval specifies the length of the x axis in seconds The Max deviation edit box specifies the length of the y axis in meters To turn off the grid clear the Show grid checkbox The Time step edit box specifies the time in seconds between adjacent vertical gridlines The Deviation step edit box sets the distance in meters between adjacent horizontal grid
78. ncluded in the RTCM messages will not be greater than that specified in the edit box This edit box is associated with the receiver parameter par rtcm base svm The Health list box is intended to define the reference station status e Good station is operating normally e Bad station is not working normally e Unknown station health status is unknown The corresponding GRIL parameter is par rtcm base health With the radio buttons Measurements Sent the user specifies the measurement types that will be included into the RTCM message types 18 through 21 Currently the mentioned RTCM mes sages always contain C A measurements One can also include either or both P L1 datat and P L2 data in these messages The checkbox CA L1 corresponds to the receiver parameter Ipar rtem base measica The checkbox P L1 is associated with the receiver parameter Ipar rtcm base meas p1 The P L2 checkbox is associated with the receiver parameter par rtcm base meas p2 The GPS and GLONASS checkboxes which are grouped together within the System Used area indicate the satellite constellations included in the RTCM message types 18 19 20 and 21 These checkboxes are associated with the receiver parameter par rtcm base sys If the Pseudo range smoothing checkbox is selected the receiver will use smoothed pseu doranges in the RTCM message types 19 through 21 This checkbox corresponds to the receiver pa rameter par rtcm base smooth CMR Settings
79. nd or a comment It can be created and edited with a text editor e g Notepad You can also edit an existing script in the Manual Mode window To create a new script or edit an existing one in Manual Mode follow these steps 1 Press the button Edit script 1 Press the button Edit script 2 Enter the name of a new script the field File 2 Select the desired script name in the list of available name scripts ret ctor It is recommended to save scripts using the extension jpc To run a script through the command line of the Manual Mode window First enter the script name with the character which is followed by the script name Next specify necessary script arguments if required Finally press the Send command button E Script arguments should be delimited by either spaces or commas If some of the arguments in the command line contain separators spaces and or commas put such arguments into double quotes e g myscript This is one argument these are 4 arguments Alternatively instead of typing the script name you may use the Load script button which al lows you to select the required script from the Script file window For easy access to scripts it is recommended to keep them all in one directory e g in PC CDU s working directory After PC CDU starts script execution it will read the file line by line carrying out the following op erations if necessary 79 e skipping empty an
80. ndow you can not only wew the ellipsoid and transformation parameters of the datums selectable from the Current Datum list box but also edit the trans formation parameters for USER and P90 In addition one can edit the ellipsoid parameters of USER in this window Structurally this window is similar to that shown in Figure 29 In the East North and Height edit boxes the user specifies the offsets from the marker to ARP These edit boxes corresponds to the receiver parameter par ref ant offs RTCM Settings The Station ID edit box is associated with the receiver parameter par rtcm base stid This pa rameter allows the user to assign a separate station ID to each reference station working in the area With the Max number of Satellites edit box the user specifies the maximum number of satellites allowed for use in RTCM messages types 18 through 21 A 0 means that all of the avail able satellites will be included in the above mentioned RTCM message types If an RTK system has a slow modem the baud rate is less than 9600 bps it is recommended to restrict the number of Satellites included in these messages The limitation allows the user to reduce the amount of data sent by the base station which helps to avoid the data link overload If the actual number of satel lites in sight exceeds the value entered in this edit box the RTCM messages will include data only 48 from the satellites with higher elevations and the number of satellites i
81. ng e mail addresses pccd u topconps com or support topconps com 2 Setting up PC CDU 2 1 i E Installing PC CDU There is no special installer for the current version of PC CDU This tool is a ready to run executa ble To install PC CDU on you computer take the following steps 1 Visit the TPS section http www topcongps com of the Topcon website page Click on the Software link in the top left corner of the window Next select the Software Downloads link Finally click on the link Click here to download pccdu_ms zip to start data downloading To download PC CDU Lite select the Utilities link on the Software Center page 2 You will see the dialog box Enter Network Password appears on the screen You are prompted to enter a username and password After you type in this information press OK Figure 1 Enter Network Password p gt Please type your user name and password Site WIM LOPICOonp Cor Realm files User Name unknown Password A Save this password in your password list Lancel Figure 1 Dialog box Enter Network Password PC CDU Lite is a freely available software Thus when you install PC CDU Lite the Enter Network Password prompt will not appear on the screen 3 The File Download dialog box will be opened To continue the download process press Save Figure 2 File Download he 7 F Figure 2 Dialog box File Download 4 Use the dialo
82. ng example illustrates how the goto command and labels are used in scripts intended for work with different receiver models par rcv model oprint par rcv model goto Is 0 echo Unknown receiver model stop lsOdyssey echo Receiver is Odyssey goto end lsLegacy echo Receiver is Legacy goto end lsEurocard echo Receiver is Eurocard end stop Running scripts from Windows Explorer Files with the extension jpc are automatically associated with PC CDU It means that you can launch PC CDU specifically in Manual mode by clicking on a script in the file directory tree It can be achieved with the use of Windows Explorer My Computer or some other Windows file man ager After the Connection Parameters dialog box pops up you press the Connect button to open PC CDU s Manual Mode window Note however that the script you selected will not start automatically so that you should type the name of desired script in the command line or select the script through the Load script button After exiting manual mode you can continue working with PC CDU in the usual way 83 Appendix B Output Period Setup Wizard The Output Period Setup Wizard is a feature that helps the user select and set the cor rect values for generating raw data and updating the receiver position PC CDU will open this Wizard only if you try to specify an incorrect recording interval Once the Wizard is run follow the onscreen instructions to adjust
83. ntrast Osc Offset will not change much e The Freq and Time Locked radio button means that the receiver will adjust both the internal oscillator s frequency until the measured frequency offset is reduced to zero and the internal clock until it gets fully synchronized with the specified refer ence time scale Switching from Freq Locked or Freq and Time Locked to Off may result in a temporary loss of lock to satellites Freq Locked guarantees that the receiver s 20 MHz output will have long term stability not necessarily short term stability However there is a way to as sure that both of these characteristics will be good enough It can be done by se lecting Enable Co op tracking on the Loops Management subtab The radio buttons are associated with the receiver parameter par osc mode Raw Data Management This subtab which is shown in Figure 43 contains the controls for specifying the frequency at which the receiver will update raw measurement and position Also one may set up the controls that affect the signal processing Antilnterference Multipath Reduction Loop Management External Frequency Faw Data Management Raw Measurement Update Rate Update Rate 100 ma Current Update Rate 100 mz Position Update Rate Update Rate 100 mz Current Update Rate 100 ma Code smoothing interwal 50 z Doppler smoothing method 2 Nominal lono smoothing interval E0 z Hinimum lono smoothing int
84. o MINTER MINimum INTERface 4 Receiver Configuration Ed Recording interval 1 00 seconds FH key mode Elevation mask for Log file E degrees f LED blink mode switch Occupation mode switch File name pres log Initial data collection dynamic mode E E a ree Always append to the file Static Kinematic Files Creation mod Data recording aubo star E Log file C AFAN E Ort C Dn C Always Automatic File Rotation Mode AFAM parameters Petiod leech 600 Files tatal o Phase sec jo Files remain 40 Automatically remove old files Refresh Apply Exit Save Set all parameters ho defaults Figure 27 MINTER tab The recording time interval specified in the Recording interval edit box will be used when re ceiver files are opened and logged via MINTER i e by pressing the FN button This setting is used not only when logging a single log file but also when logging receiver data in AFRM mode The corresponding receiver parameter is par log sc period Note that this parameter cannot exceed 86400 seconds EI If an incorrect recording interval is set the Recording interval edit box PC CDU will run a utility called Output Period Setup Wizard For more in formation on the Wizard see Appendix B Output Period Setup Wizard Elevation mask for Log file specifies the minimum elevation angle for the satellites whose data will be put in the receiver files logged via Minter e by pressing FN The cor
85. ogging button allows the user to copy to a text file all information that has been displayed in the receiver replies window during the session With the Load Script button one can load into the receiver the desired script file Use Edit Script if editing of the script file is needed For more information about scripts see Appendix A PC CDU Scripts 4 2 4 Receiver Configuration window El To go to the Receiver Configuration window select Receiver from the Configuration menu or alternatively press the keys CTRL V If one selects the Receiver option from the Configuration menu while holding down the Shift key the Main window will remain open You will see a dialog window comprising eight tabs Each tab has an Apply button Pressing this button instructs PC CDU to accept the settings made in the tab without closing the window Note however that each Apply button serves only its own tab and cannot affect the other tabs set tings 13 After the button is pressed PC CDU will send an appropriate dm command to the receiver 34 4 2 4 1 Press Refresh to update the currently displayed window with the new or original set tings The OK button unlike the individual Apply buttons allows you to accept the selected settings for all eight tabs at a time In addition pressing OK will close the Receiver Configuration window Use the Exit button to close the Receiver Configuration window without accepting the settings you h
86. on computation its SS flag will be set to Otherwise Note that will be displayed anywhere in the panels where the corresponding parameters are unavailable The user can sort data in a column in descending ascending order by clicking on the column s ti tle 17 4 1 1 Geo tab The Geo tab shows the receiver s antenna s current position and the time frequency parameters describing the behavior of the receiver s local oscillator Figure 10 Geo sz Target Lat 55 42 50 3005 H Lon 377 35 35 6320 E Alt 2350116 m Vel 0 0068 mis AMS Pos 0 0768 m AMS Wel 0 0238 m z POOP 1 4313 ATE fixed LO 100 001 400 0000 Receiver time 08 55 37 Receiver date 09 10 2001 Clock offset 0 5315 ppm Osc offset 0 5315 ppm Tracking time 00 35 57 Figure 10 Geo tab e Geodetic coordinates Lat latitude Lon longitude Alt ellipsoidal height e Vel magnitude of the velocity m s e RMS Pos rms position error m e RMS Vel rms velocity error m s e PDOP Position dilution of precision e Solution type Standalone Code differential RTK float RTK fixed e LQ This field reflects the status of the received differential messages and contains the following information Data link quality in percentage Time in seconds elapsed since the last received message Total number of received correct messages Total numbe
87. or the current log file RTCM the port is in RTCM input mode CMR the port is in CMR input mode This list box corresponds to the receiver parameter par port imode The list box tuned for Output allows the user to specify what outgoing data types the corresponding port is None the port outputs nothing 54 e DGPS full output the port outputs RTCM message types 1 31 e DGPS partial output the port sends RTCM message types 9 34 e RTKRTCM output the port issues RTCM message types 18 19 22 3 e RTK CMR output the port sends CMR message types 107 0 1 e User Defined the port outputs data specified by the user It means that the user de fined some arbitrary message set that will be outputted through the port In the Period edit box the user sets the message output interval in seconds It is worth noting however that the period of RTCM messages types 22 3 and CMR message type 1 cannot be changed with this edit box The default period for the mentioned messages is 10 s If one wants to vary the period he she should use the em command from the Manual Mode window For more details on em refer to the GRIL manual If one sets an incorrect message output interval the Period edit box PC CDU will run a utility called Output Period Setup Wizard For more informa tion on the Wizard see Appendix B Output Period Setup Wizard To set the baud rate for the corresponding receiver port use
88. ore note about downloading the receiver log files onto the computer If the Exclusive mode checkbox is not selected one can start downloading the current log file without closing it first The downloading process will stop at the moment when EOF is reached in the log file However the receiver will continue to write new data to the log file after that This method has two drawbacks First the download progress indicator can occa sionally display values exceeding 100 Second the last record can be corrupt in the downloaded file If Exclusive mode is on it is impossible to start down loading the current log file without closing it first In other words if the Exclusive mode checkbox has been checked and one wants to start down loading the current log file PC CDU will automatically close the log file after the download is finished Use the Delete button to erase unnecessary log files in the receiver memory To delete a group of log files click on any one of them then hold down the CTRL key and select the rest of the files and finally press the Delete button To delete a group of adjacent log files click on the first of them then hold down the SHIFT key and click on the last of the files and finally press the Delete button Log files that have inadvertently been deleted from the receiver memory can be restored with the command set par dev blk a removed on One can send this com mand to the receiver from the Manual Mode dialog win
89. par dev pps a offs ns and par dev pps b offs ns respectively With the Period of marked pulses edit box the user specifies the period of the marked 1PPS signal These edit boxes relate to the receiver parameters par dev pps aimper and Ipar dev pps b mper Using the Edge radio button group the user synchronizes the edge rising or falling of the 1PPS signal with the specified reference time The radio buttons are associated with the receiver parame ters par dev pps aledge and par dev pps b edge The Ref Time radio button group allows the user to select the reference time that the 1PPS sig nal will be synchronized with There are four available reference time scales e GPS means GPS system time 57 e GLO means GLONASS system time e UTCus means UTC USNO e UTCsu means UTC SU These radio buttons are associated with the receiver parameters par dev pps a time and Ipar dev pps b time respectively If the user selected the Tied with Ref Time checkbox the receiver will synchronize the 1PPS Signal with the chosen reference time Otherwise 1PPS will be synchronized either with the re ceiver s internal clock or with an external frequency in the latter case the parameter par frq input must be set to ext In order to enable or adjust the event input function use the controls described below The checkboxes Event A Enabled and Event B Enabled correspond to the receiver pa rameters par dev event a in and par dev ev
90. port number are used According to TCP specifications TCP port number can be up to 64K Although the user can formally enter a port number N which is greater or equal to 64K the software will implicitly force it to N mod 64K 12 3 1 3 After the Connect button is pressed the dialog windows Chat and Main will be displayed The Chat window allows an operator running PC CDU Client to communicate with his her counterpart who runs the corresponding remote receiver with PC CDU Server In addition this dialog window displays information about the server s current status Internet Client Mode The user selects Internet Client mode when it is required to access a remote receiver that is directly connected with and controlled by a computer on which PC CDU Server is being run the obvious pre condition is that both computers must have access to the Internet After a connection to the remote receiver is established the user can control this receiver exactly in the same manner as if the user s computer were directly connected to the receiver specifically send commands to the remote receiver download log files from the receiver s memory etc In or der to be able to connect to the remote receiver the user first needs to configure his her computer as a PC CDU Client capable of working with the corresponding PC CDU Server The user is required to know the following information about the PC CDU Server e IP or DNS address e TCP po
91. provides all information necessary for the user to comprehensively learn PC CDU be fore installing and using this software In Chapter 2 the reader will find detailed instructions about how to install PC CDU on a PC Chapter 3 explains how to launch the program Chapter 4 which is intended as a users reference manual focuses on the particular functions this program features The appendixes provide supplementary information about PC CDU Appendix A PC CDU Scripts introduces readers to the scripts and describes how to use them Appendix B Output Period Setup Wizard presents the windows which are used to adjust the peri ods of generating raw data and position Appendix C Channel Navigation status codes shows the list of all available satellite navigation status codes System requirements Check that you have the following required or recommended items before installing and using PC CDU e PC compatible with Intel Pentium 100 MHz or faster e 5 Mbyte free disk space e 16 Mbyte RAM or more 32 Mbyte recommended e 32 bit operating system such as MS Windows 95 98 Me NT 2000 e Color monitor at 640x480 screen resolution e Internet Server Client applications require that your computer has an internet connec tion If run on a Windows NT 2000 computer PC CDU does not allow connection to the receiver via the computer s parallel ports Full and limited functionality versions of PC CDU PC CDU exists in two implementa
92. r commands and get responses to these commands For a complete list of com mands supported by TPS receivers refer to the GRIL Reference manual This document is available for download from the TPS website Pile Es Manual Mode lssprint msg nmea on REOZ3 meq nmea GGA 1 00 0 00 0 0x0 REO193 REO193 REO193 REO193 REO193 REO19 REO0193 REO0193 REO0193 REO0193 REO0193 GLL 1 Nasil GRS 1 Gal 1 GaT 1 Gav 1 HDT 1 RMC 1 ROT 1 TG 1 Di 1 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 00 0 0x0 RE01544 P_ 4TT 1 00 0 00 0 0x0 s wf Stop all messages Clear window Exit Disconnect Start logging Load script Path E 4c s db Scripts for base and rover Edit script e Figure 25 Manual Mode window We recommend that you do not send any commands to the receiver from the Manual Mode window before you familiarize yourself with the GRIL Reference manual and acquire good knowledge of the receiver parameters 12 More precisely some of the transferred bytes may be lost on the computer end 33 At the top of the Manual mode window there is the command line box in which one can type a new command line Alternatively one can press E to open the combo box s list and select one of th
93. r greater than the number of Satellites in view e When the signal to noise ratio C NO in the C A channel for the satellites having eleva tions above 30 degrees does not exceed 40 dBHz e When the information about interferences indicates that Jamming Suppressor detected interference signals within the specified band and also the strength of aggregate in band interference is characterized as high or hard This information you can obtain with the command em jps JI 59 This radio button group is associated with the receiver parameter par ajm mode Multipath Reduction The checkboxes Code multipath reduction and Carrier multipath reduction Figure 40 are used for mitigation of the multipath phenomenon Anti lntererence Multipath Reduction Code multipath reduction Carrier multipath reduction Figure 40 Multipath Reduction tab When the reference station and rover station run in DGPS mode and they are not free from the im pact of multipath we recommend that you select the Code multipath reduction checkbox for both the reference and rover stations This checkbox is associated with the receiver parameter Iparlraw corr ca code If one uses a pair of receivers in RTK mode select the checkbox Carrier multipath reduction for both receivers The checkbox is associated with the receiver pa rameter par raw corr ca carrier Loops Management In this subtab the user can configure the settings that deal with the receiver capa
94. r of received corrupt messages These geodetic coordinates are computed in WGS 84 regardless of the current value of the par pos datum cur parameter For more details on this parameter see the GRIL Reference manual More precisely this is the square root of the trace of the position error covariance matrix More precisely this is the square root of the trace of the velocity error covariance matrix 18 If the receiver is not for some reason receiving differential corrections or if none of the ports has been configured to receive differential corrections the field LQ will either be empty or it will look like this 100 999 0000 0000 Currently the values for this field are obtained from the MS message e Receiver time shows the receiver s current time within day This value is taken from the message For more information about see the GRIL Reference Manual E Currently the message reports the time within day in the GPS time scale only e Receiver date shows the receiver s current date as specified in the corresponding RD message e Clock offset describes the time derivative of T T where T designates the re ceiver time T designates the receiver reference time For more information about T and T see the GRIL Reference Manual This parameter is obtained from the DO message and is expressed in parts per million ppm e Osc offset is derived from the message OO and it is expressed
95. r quality of the receiver trajec tory position Figure 54 Scatter Avg Lak 55 42 50 2389 N Avg Lom si 35 35 6932 E AMS Pos ver 3 1392 m AMS Vel ver 0 0314 m Avg Alt 230 8772 m AMS Pos 3 5680m AMS Vel 0 0357 m Total 173 Standalone 100 Code dit Uz ATK Hoat 0 ATK fred 0 AMS Fos hor 1 6959 m AMS Vel hor 0 0170 m Figure 54 Scatter window The window is divided into the scatter plot and an augmented status bar The plot displays the current receiver position relative to the position specified in the Target position window The most current receiver position is shown by a red point Status bar contains the following information e average latitude longitude and ellipsoidal height of the receiver s position over the en tire set of obtained position estimates e horizontal position RMS error e vertical position RMS error e total position RMS error i e the square root of the trace of the position error covari ance matrix e horizontal velocity RMS error 72 e vertical velocity RMS error e total velocity RMS error the square root of the trace of the velocity error covariance matrix e the number of the position estimates for each of the four solution types in percent and their total as well e the maximum and average asting to Targetand Northing to Target in the local system with the origin at the receiver Use the Clear all points button to erase all plot
96. rdinates in place of expecting when the reference station transmits some updated reference coordinates to the rover side The checkbox relates to the receiver parameter par pos pd ref keep Care should be taken when setting this parameter to ON Imagine for a moment that the rover has changed the location and started a new RTK session with a dif ferent reference station Should this parameter be set to ON the rover receiver will be misusing the o d reference coordinates for some time which will most likely result in position blunders until the rover receives a first message with the correct reference coordinates The list box Source serves to specify the source port from which the receiver will use differen tial data for position computation in RTK mode This list box is associated with the receiver parame ter par pos pd port CMR Settings With the GLONASS message spin box the user assigns the message type for GLONASS meas urements Make sure that both the reference station and rover receiver use the same message type for GLONASS measurement data The spin button is associated with the receiver parameter par cmr rover glo type Press the Reset RTK Engine button to reset the RTK engine It means that all of the previ ously obtained estimates estimated position variance covariance matrix etc will be thrown away and the RTK engine will then start from scratch The button corresponds to the receiver parame ter par pos pd re
97. re 2 ie MUN ple Tes taba 29 FIGURE 22x Generation On multiple Mesias 30 Figure 23 Overwrite existing files WarniNG csccscsesscsececaesecntcecatsecurcesaesecntcasarseentoeseeaeseeotsetanseeontsaeags 31 Figure 24 Converter to RINEX Setup WINGKOW ococcococcoroncoronesconcncononcononcanoncnronrnrraroronrarrararonrnranrnnnnennanas 32 Figure 25 Manual Mode WINdOW csccscscsecsececcesecancnentcecarseentcesarseenteesaeseentsaseeseentsasaesesuranserantesoarsaeans 33 FigUire 26 General tasas asada 35 FIGURE 27 MINTER Tas rosita 39 Figure 28 Positioning LAD ii da 42 Figure 29 lt DATUM ID gt Datum Parameters WINdOW oococcoconcononconenionononnonencononronencononronenronenennenianeninss 43 FIQUFe 30 GPS Lai cia 45 Figure 31d GLONASS TaD isa 45 UR A A 46 FIQUIe 39 Base ta sis 47 AUS a A ROV TA Daea a A a a c s 50 Fgura S PONS tadas 54 FIGURE 36 Paralel SUUDAD sica il 56 Foure S72 MO a a a 56 FIQUre 39 Events CDA 57 Figure 39 Advanced subtab iaa 59 Figure 40 Multipath Reduction taD id 60 Figure 41 Loops Management SUbtab ccococconoccocononconiocanencoroncononcnronroronraronrarrnrnronrnrrararorenranrannnenanons 61 Figure 42 External Frequency subt a 62 Figure 43 Raw Data Management SUDtab cccscsecseceseanseectseenecncctseesnsncarcasaeseentonsaeseeutonseesesuectsetants 64 Figure 44 OPTIONS SUUDAD tai 66 Figure 45 Target Position WINdO Wide d
98. re associated with the receiver parameter par ant inp Ta ble 5 shows what antenna type settings are allowed for different receiver models and board types 35 Table 5 Allowed antenna type settings JPS_3 Eurocard Internal External External A External JPS_4 JPS_4 2 External Auto Not available Not available OEM LEGACY H LEGACY H HE_GG HE_GD Not available Not Not available eer External HIPER HE_GG HE_GD Auto Auto OEM Legacy E E_GGD HE_GG HE_GD Not available Not available ODYSSEY E Note that such receiver models as HiPer Regency with JPS_4 board and Odyssey with JPS_4 board are capable of automatically detecting an external antenna only at receiver start up time Therefore if one wants to switch from the internal an tenna to an external one while in auto he she will have to power the receiver off and then back on The Regency and Odyssey receivers using JPS_4 2 are capable of automatically detecting an external antenna without switching the receiver off and back on Antenna Status e The indicator Current Input shows what antenna type is actually being used by the receiver int the internal antenna is being used ext an external antenna is being used This flag relates to the receiver parameter par ant curinp e The indicator Ext DC Status shows if the external antenna draws any dc off the external antenna draws no dc normal the external antenna draws normal dc overload the extern
99. responding re ceiver parameter is par out elm cur log File name prefix specifies what prefix will be added to the names of the receiver files created via Minter i e by pressing FN The prefix can be up to 20 characters long Default is log The corresponding receiver parameter is par cmd create prefix If the new receiver data are to be appended to an existing log file enter the desired filename in the Always append to the file edit box The setting can be up to twenty characters long The corresponding receiver parameter is par button file 39 Files Creation mode Two operation modes are possible for FN button If the Log file radio button has been selected pressing FN will result in Closing the current log file or if data logging has been off opening a new log file If AFRM has been selected pressing FN will en able this mode if it has been disabled and vice versa The associated receiver parame ter is par button rot Automatic File Rotation Mode AFRM parameters Period specifies the time duration of each of the multiple log files created in AFRM mode The corresponding receiver parameter is par log rot sc period Phase specifies the phase i e constant time shift of the multiple log files created in AFRM mode The corresponding receiver parameter is par log rot sc phase Use the edit box Files total to specify how many multiple log files must be cre ated in AFRM until this mode automatically turns off
100. roving receiver to Multi base mode select the Multi base checkbox In this mode the rover is able to use differential corrections received from more than one reference station This checkbox is associated with the receiver parameter par pos cd mult mode Currently this mode allows the rover to use up to five reference stations simultaneously 50 Correction usage If the user selects the Nearest checkbox the rover will use differential corrections transmitted by the nearest reference station The checkbox corresponds to the receiver parameter Ipar pos cd mult nearest When working in the Nearest mode make sure that the checkboxes Mix and Best are unchecked The Mix checkbox allows the user to run the rover station in average mode The checkbox is associated with the receiver parameter par pos cd mult mix When the rover runs in this mode the Best checkbox must be unselected With the radio buttons Corrections and Positions the user specifies which of the averaging modes will be used for position computation If both the Mix checkbox and Corrections radio button are selected the rover will be averaging differential corrections received from different ref erence stations If the user selects the Mix checkbox and Positions radio button the receiver will average the computed positions not the received corrections These radio buttons correspond to the receiver parameter par pos cd mult mixmode If the Best checkbox is
101. rt number e password if necessary Figure 7 shows an example of the Connection Parameters dialog window with the follow ing settings e PC CDU Server s IP address 194 85 135 59 e TCP port number 8000 e Password is not used In the Host name edit box the user can enter either the server s IP address it iS 194 85 135 59 in the given example or its DNS address it is pab topconps com in this case 13 3 2 eS Connection Parameters Ed Connection mode E Direct Internet Client O Internet Server Port setting Part com2 Baud rate 115200 P Infrared port P RTS ETS handshaking Program setting TT Passive mode Manual mode only Restore the receiver s original baud rate on Disconnect Internet setting Host name 194 85 135 59 TCP port 8000 Password F Display data on server fe Log server events corcel Figure 7 Connection Parameters window in Internet Client mode After all necessary settings have been entered into this window press Connect You will see PC CDU open the main window and the Chat window The Chat window allows the operator running PC CDU Server on one end to exchange messages with the operator running PC CDU Client on the other end Figure 8 Messages sent from the client to the server are preceded by the character gt Messages sent by the server to the client begin with the character lt The last received message is topmost in the list
102. s Here one can enter values between 0 1 Hz and 10 Hz The edit box is associated with the receiver parameter par raw gdl band The C A code guided loop bandwidth edit box specifies the bandwidth of the receiver s C A group delay lock loop In this box one can enter the values between 0 1 Hz and 50 Hz The edit box relates to the receiver parameter par raw cagdl band With the Enable Adaptive Guided Loops checkbox one enables disables the use of adap tive guided loops If the user selects the checkbox the receiver will adjust the guided loops band widths depending on the actual strengths of the signals tracked The weaker the signals the nar rower the bandwidths The checkbox corresponds to the receiver parameter par raw gdl adapt With the Enable P L1 and P L2 tracking checkbox the user can adjust tracking settings for the receiver If one has either a single frequency receiver or L1 only antenna it is recom mended to disable tracking of the P L1 and P L2 signals The checkbox is associated with the re ceiver parameter par lock pcode The checkbox Enable Co Op tracking is associated with the receiver parameter Ipar rawiclp loops Select the checkbox to enable mode and make the other controls in the group available for modifying Co Op tracking mode is used to considerably improve the tracking charac teristics of TPS receivers e When the receiver is in Co op tracking mode one can enable the Static Mode checkbox This mode allows
103. set To access the tab allowing you to revise and edit port settings either click the Ports tab or press the Configuration of Receiver Ports button 53 4 2 4 6 Ports With this tab the user can specify all necessary settings for serial ports A B C D parallel port and internal modem The tab is subdivided into three subtabs Figure 35 Receiver Configuration Ed Serial Parallel Modem Serial 4 Serial E Serial C Serial E FP Infrared Input Command Baud rate 3600 y Output None Period sec FP ATSACTS Input Command a Baud rate 1115200 Output None Period sec he RATS CTS Input Command Baud rate 1115200 Output None Period sec ATSACTS Input Baud rate gt Gutput Period sec P RATSETS Refresh Apply Exit Save Set all parameters ho defaults Figure 35 Ports tab Serial Use this subtab to control the settings for serial ports A B C and D see Figure 35 The list box tuned for Input allows the user to specify what incoming data types the corresponding port is None means that the port will neglect any incoming data Command the port is in command mode In this mode the port recognizes the com mands sent by the user Echo the port is in echo mode Being used in this mode the receiver port redirects all incoming data to an output stream Note that output stream may be either a port
104. stance to target in meters e CTT Course to target The rest of the parameters have been described above see the Geo and XYZ tabs To set the target coordinates equal to the current receiver coordinates double click on either Lat or Lon field 20 4 2 4 2 1 To reset the timer in the bottom right corner of the Main Window to 00 00 00 double click somewhere in the hour min second area The Main window s menu The user can access any one of PC CDU s dialog windows by selecting the corresponding item from the main window s menu Figure 13 Some of the menu items have shortcut keys For example the user can select the Site item from the Configuration menu with the keys CTRL I Fle Configuration Tools Plots Help Figure 13 The Main window s menu The following sections will describe all available menu items and the corresponding dialog windows in detail File Manager window To open the File Manager dialog window select the File Manager item from the File menu or press the keys CTRL F The File Manager dialog window has three tabs e Download files e Current log files e Download path 21 4 2 1 1 Download files This dialog window Figure 14 allows one to delete log files from the receiver memory or down load them into a computer A File Manager Download files Current log file Download path Total memor 15802920 bytes Free memor 15625512 bytes 11 03 4002
105. t PC CDU window E PC CDU retrieves the receiver ID and firmware version only if the connection to the receiver is established through the Connection parameters window Should one receiver be replaced with another improperly i e without using the disconnect and connect commands the About PC CDU window will not re flect the parameters status of the newly connected receiver correctly Bear in mind that Receiver ID is not the same as the receiver serial number printed on the receiver s body The Save to file button permits the user to write the current receiver parameters and options into an ASCII file This file helps technicians discover the source of the problem and then remedy it Before contacting TPS Customer Support about any problems with PC CDU re ceiver etc please do the following 1 Run PC CDU 2 Establish the connection between PC CDU and the receiver 3 Click Help and then click About or alternatively press CTRL U 4 Click Save to file Specify the name of the text file Click Save The file will be saved onto the selected computer s disk 5 Send the file containing the logs along with a note describing the problem you have en countered to TPS Customer Support using either the pccdu topconps com or supportOtopconps com e mail address 78 Appendix A PC CDU Scripts Introduction to PC CDU scripts Script is a plain text file each line of which is either a receiver command or a PC CDU comma
106. t option for the radio button group EI To make WAAS Channel 2 settings use the same receiver parameters but re placing 1 with 2 e g par waas 2 sat for par waas 1 sat If the checkbox Enable output of true WAAS PRN numbers is selected the WAAS satellites will have their true WAAS PRNs not GPS associated in the corresponding Satellite Indi ces messages The receiver parameter relating to this checkbox is par waas numb 4 2 4 4 Base With the Base tab the user can configure the receiver for use as a reference station Figure 33 a Receiver Configuration Ed General MINTER Positioning Base Rover Ports Events Advanced Base Station Coordinates TG Phase Center RTECH Settings Measurements Sen Averaged o E Avg Span sec 180 Station ID EASL P2L1 fw W PLE c GPS GLO A E Max number 5 o ystem Use of Satellites GPS IY GLONASS GPS GLO Get from receives Health Good Pseudo range smoothing Reference Geodetic Coordinate Lat 52 E EE Tr El ws E D EA e PAA F Paz Lon 33 E 25 82851 Je Station IO o f CArL1 PL W PL2 alt 245 2351 m Datum Parameters Motion Unknown GLONASS message EN Antenna Offsets Landmark to AAF meters short ID COLO Esa 0 0000 Horth 0 0000 Height 0 0000 lam Po Configuration of Receiver Ports Advanced Base Refresh Apply Exit Save Set all parameters to defaults e Settings
107. ted points in the window When you press the button Fit all points PC CDU will automatically change the scale of the Scatter plot allowing you to view all positions starting from the time PC CDU established the connection to the receiver After you press Target to average PC CDU sets the target position equal to the average re ceiver s position If this window is closed the positions displayed in the Scatter plot and information in the status bar will not be discarded unless the receiver is disconnected thus when the window is reopen later it will include both the current position information and data beginning from the time you turned on PC CDU 73 4 2 13 Satellites window To go to the Satellites window select the Satellites item from the Plots menu The Satellites window shows graphic representation of the satellite positions in the sky Figure 55 Satellites GDOP 1 735 i POOP 1 434 HOOP 0 683 DOF 1 261 14 9 5 Elevation mask G3 E anl Pi Gpe Gal Ge Ges rs Es Es Hy iT Clear data F Figure 55 Satellites window Each concentric circle represents the elevation angle above the horizon The outermost circle corre sponds to 0 degrees above the horizon The center of the sky plot represents 90 degrees above the horizon The dotted circle shows the elevation mask angle In the figure above the mask angle equals 5 degrees The user can adjust the mask angle through the Elevation MaskForm win dow w
108. the Baud rate list box The list box is associated with the receiver parameter par port rate The checkbox RTS CTS enables disables hardware handshaking for the port The checkbox is associated with the receiver parameter par port rtscts In addition to described settings port D has a unique checkbox Infrared that permits the user to configure this port as infrared device The checkbox relates to the receiver parameter par port ir EI Use Infrared mode only if the following conditions are met e A device you are going to connect to is compatible with the receiver infrared interface for example CDU 1 e Your receiver supports the infrared port hardware wise e The option Infrared Port is enabled in your receiver This message type has been developed by TPS to overcome some limitations existing in the original CMR protocol 55 Parallel These settings are similar to ones in the Serial tab except for the fact that the settings design to control parallel port Figure 36 General MINTER Positioning Base Rover Forts Events Advanced Serial Parallel Modem Input Command Output None Period sec Figure 36 Parallel subtab Parallel Modem Should one have an internal modem installed use the controls in this subtab Figure 37 Receiver Configuration General MINTER Positioning Bate Rower Ports Events Advanced Intremal Input E Type Antenna
109. the Software collectively the Confidential Informa tion are the confidential and proprietary information of TPS You agree to treat Confidential Information of TPS with a degree of care no less stringent that the degree of care you would use in safeguarding your own most valuable trade secrets Nothing in this paragraph shall restrict you from disclosing Confidential Informa tion to your employees as may be necessary or appropriate to operate or care for the receiver Such employ ees must also keep the Confidential Information confidential In the event you become legally compelled to disclose any of the Confidential Information you shall give TPS immediate notice so that it may seek a protec tive order or other appropriate remedy WEBSITE OTHER STATEMENTS No statement contained at the TPS website or any other website or in any other advertisements or TPS literature or made by an employee or independent contractor of TPS modifies these Terms and Conditions including the Software license warranty and limitation of liability SAFETY Improper use of a Topcon receiver can lead to injury to persons or property and or malfunction of the product The receiver should only be repaired by authorized TPS warranty service centers Users should review and heed the safety warnings in the manual accompanying the receiver MISCELLANEOUS The above Terms and Conditions may be amended modified superseded or canceled at any time by TPS The above T
110. the checkbox Exclude GPS Exclude GLONASS to exclude from the resulting RINEX files all raw data measurements ephemeris data corresponding to GPS GLONASS Use the checkbox Exclude Li Exclude L2 to exclude from the resulting RINEX files all L1 L2 raw data measurements The checkbox Delete source JPS files after successful conversion means exactly what its name implies In the Additional options edit box you can enter any of the switches available for the win dows console application jps2rin exe For more information about the switches refer to the Free Software section at http www topcongps com software utilities html 32 In real time data logging mode it is recommended that the checkbox RTS CTS handshaking be selected and the baud rate be set to 115200 or higher Unlike downloading the recorded log files from the receiver memory onto the computer real time data logging does not use any error detection correction pro tocol in the course of the data transfer As a result some of the messages in the created JPS files may be corrupt due to the serial port overrun or similar problems 4 2 3 Manual Mode window To go to the Manual Mode window select the Manual Mode item from the File menu or press the keys CTRL M This window Figure 25 allows direct control of the receiver by using GRIL commands In manual mode PC CDU serves as a terminal communicating with the receiver i e it allows one to send various receive
111. the typed values The following five figures which are given here just for the user s convenience show how the Out put Period Setup Wizard windows look These windows are listed in order of appearance 4 Output Period Setup Wizard Warning The requested value of Output Period Recording Interval iz not supported by your receiver due to the limitations imposed by the receivers current settings Press Cancel to force Output Period to be the requested value anyway Press Nest if you want to adjust the requested value of Output Period 0 that it becomes consistent with the receivers current settings Mets Figure 60 Wizard s 1st window 84 Output Pernod Setup Wizard Figure 61 Wizard s 2nd window Output Pernod Setup Wizard Figure 62 Wizard s 3rd window 85 EA Output Pernod Setup Wizard E3 The current Positioning Data Update Interval must be a divisor of the requested Output Period Recording Interval Select an appropriate Positioning Data Update Interval from the list of permitted values Warning Care should be esercized when changing the Positioning Data Update Interval since this operation can adversely affect the other data output streams that have been activated with different data IO intervals Requested Output Period 0 20 s Current Positioning Data Update Interval fo 0 s Permitted Positioning Data Update Intervals 0 70 z Refresh Apply
112. tions the full functionality version called PC CDU MS and the reduced functionality version called PC CDU Lite Differences between PC CDU MS and PC CDU Lite are listed in Table 3 1 7 Table 3 Differences between PC CDU MS and PC CDU Lite Connect to a receiver via the Internet es NO Record data on a PC s disk drive in real time Real Time Data Logging ew Graphical presentation of the receiver s current position Yes the satellite sky plot Each version of PC CDU MS has a limited lifetime as a full functionality tool After the current version of PC CDU MS expires its extended functions see Table 2 are automatically disabled so that PC CDU MS turns into PC CDU Lite Technical Support Occasionally PC CDU users encounter problems during installation or use of the program Should you have any problems with PC CDU please contact TPS Customer Support Please be ready to provide TPS Customer Support with the following information e Did you try to fix the problem s on your own based on the troubleshooting tips avail able in the manual e System hardware specifications of the computer on which you are running installing your PC CDU e ASCII file with a complete list of the receiver options receiver parameters enabled in your receiver For how to obtain a text file listing all receiver options and parameters please refer to 4 2 16 To get in contact with TPS Customer Support please use the followi
113. to Stop Pressing the Stop button will close the file If one sets a recording interval that is not supported by the receiver PC CDU launches a utility called Output Period Setup Wizard For more informa tion on the Wizard see Appendix B Output Period Setup Wizard Press Exit to quit the Real Time Logging dialog window The value of Recording interval specified in the Real Time Logging win dow applies only to this mode The Elevation mask edit box is associated with the receiver parameter par out elm cur term 4 2 2 1 Single file tab 1 Real Time Logging Ea Single file Multiple files Select output path Save to test ips Output path E GPS Satellites 7 Elf az cal Pil Pel re GLONASS Satellites 4 Receiver Position o 10 222 40 22 22 15 a epSasoa red 173 12 13 2901 42 43 35 22 05 T 30 43 20 21 22 ie 2196997 1175 O8 08 F 104 41 40 31 1 OF i 312 45 28 28 4 gs A246 754 7177 17 05 20 256 45 45 36 158 11 Bb2 218 453 43 42 201 Wel 0 0261 mrs 18 10 28 316 48 48 40 E 14 40 E2 48 3b 36 240 PDOP 1 5576 a sr ai z us 2 a Receiver date 25 03 2002 Receiver time 17 23 45 Elapsed time 00 00 00 Received Recording interval seconds Exit Elevation mask 9 degrees E Figure 20 Real Time Logging dialog window In this mode Figure 20 PC CDU will record receiver data into one specific file on the host com puter In the Save to edit box enter the name
114. urred while retrieving the current block of data from the receiver If such a problem occurs you may need to try a higher baud rate and or a smaller block size Usually the larger the block size the more efficient the data transfer On the other hand if the connection between the computer and receiver is not reliable enough reducing the block size can often help to exclude or at least minimize communica tion errors Receiver data can also be transferred to the computer via the parallel port which normally allows a fifteen to twenty fold reduction in the data transfer time as compared to the serial ports There are 23 however three 3 limitations due to which one will not be able to use the parallel ports for data transfer even if such ports are available both in the receiver and the computer The first limitation is the requirement that the computer runs under Windows 95 98 or ME The second limitation is that your computer s parallel port must be configured as ECP or ECP EPP The third limitation is that the option Parallel Port must have been enabled in the receiver Selecting the Exclusive mode checkbox will allow one to increase considerably the data trans fer speed especially if 115200 or a higher baud rate has been set Note however that using this op tion will disable most of the processes running inside the receiver including the satellite tracking process in order to ensure the highest possible file transfer speed One m
115. ver receiver is being run in differential mode the receiver will report its current standalone position instead of the DGPS or RTK posi tion if the latter is unavailable in the current epoch The corresponding receiver pa rameter is par pos mode sp e Note that the checkboxes DGPS RTK Float and RTK Fixed are always grayed out in this version of PC CDU Positioning Masks e Inthe Elevation mask edit box you specify the elevation mask angle for the satel lites used in position computation The corresponding receiver parameter is Ipar pos elm 42 e Inthe PDOP mask edit box you specify the threshold value of PDOP that disables position computation If PDOP exceeds this mask during a period of time the receiver s position will not be computed over the corresponding epochs The associated receiver parameter is par pos pdop RAIM Enabled e If the RAIM Enabled checkbox is selected the receiver automatically will detect and reject measurement outliers The corresponding receiver parameter is Ipar pos raim mode e The drop down list box Alarm is associated with the receiver parameter Ipar pos raim al mode e The Alarm limit edit box relates to the receiver parameter par pos raim al manual From the drop down list box Current Datum you select the datum used in position computa tion This setting is associated with the receiver parameter par pos datum cur Pressing the Datum Parameters button will open the lt Datum ID gt Datum
116. write existing files checkbox before starting real time logging 19 Whatever time unit is selected That is at the beginning of the day when multiple file logging is started by pressing the Start button 30 Example Assume that the Ascending Count and Overwrite existing files options have been selected If one then presses the Start button PC CDU will display a prompt as shown be low Real Time Logging EI e All files with such names as Site0000 ps SiteD007 pe etc ka residing in the folder E will be overwritten without warning Continue Yez Ho Figure 23 Overwrite existing files warning In this example the destination folder is E c s db ses the filename prefix is Site Press Yes Figure 23 to accept the prompt s default answer If you press No you will return to the real time logging window There you will need first to un check the Overwrite existing files checkbox and then press the Start button to start data log ging In this case the numeric parts of the names of the JPS files recorded will be incremented starting from the first unused value not necessarily from 0000 If the Autoconvert to RINEX checkbox is selected PC CDU will automatically convert all newly created JPS files to RINEX Note that this conversion is performed on the move If you want to use the Autoconvert to RINEX function make sure that the executable file jps2rin exe is available on your computer Th
117. y The associated receiver parameter is Ipar button dyn Data recording auto start 14 In other words existing files will be overwritten based on the first in first out FIFO principle This event message is called DYM 40 The user can program how the receiver will behave in the event of a power fail ure The corresponding receiver parameter is par button auto Depending on which of the three radio buttons has been selected the receiver will behave as follows Table 6 How Data recording auto start works Before a power failure oc curred receiver data were being logged to the file with the name specified in Always append to the file Before a power failure oc curred receiver data were being recorded in a default named file i e the string Always append to the file was empty Before a power failure oc curred the string Always append to the file hada non empty value but data logging hadn t been started yet Before a power failure oc curred the string Always append to the file was empty and data logging was off Data logging will not resume automatically after the power is restored Data logging will not resume automatically after the power is restored A file with this name will not be opened and data logging will not be started after the power is restored Data logging will not be started after the power is restored Receiver will resume data log ging to the same fil

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