Elegant Manual
Contents
1. V V U V U c Co CO Or regions Viri Viri Viri Viri minated successfully 2875 2896 c28b7 c28d8 C USER MANUAL Appendix 26 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL To reboot from Linux ctrl alt del is OK Pass thru 1 sends and receives data Pass thru 2 has counter for number of words in FIFO Pass thru 3 and 4 not used Pass thru 1 and 2 have NO address decoding They act like single 32 bit registers but only the LEAST significant 16 bits get sent or received When you write must wait about 2 usec to allow data to be transmitted serially When the frame sync bit is high the transmit register is busy When you read a 16 bit word gets popped out of the FIFO The mail box register has a bit which indicates the transmit register is busy and a bit which indicates that the FIFO has data MB TX BUSY 0x01000000 MB RX RDY 0x02000000 There is a PROM on the DSP which contains the program which starts on reset or power up It is looking for a program to load appearing in the input register The load sequence consists of a byte count an address and the data The DSP returns a checksum There are load sequences of different type depending on the memory area to be loaded A special type 8 starts the progr2. the DSP n Set the thermoelectric cooler current to n amps n O 2 5 SEND Send one frame over the ethernet link SEND n Send a frame over the ethernet link every n seconds 0 never SH n Indicate that the next frame sent is of the Shack Hartmann mask and that the Shack Hartmann correction loop should be triggered n 1 gt YES n 0 gt NO SPAN n Set the black to white scaling of the image display to n DN Set the percentile value of the intensity histogram for auto zero ZERO n Set the black level of the image display in DN if PCT is O BKG n Set the grayscale level corresponding to the percentile value n 1 63 AMP n Select right n 1 or left n 2 on chip amplifier GATE n Set the CCD output gate voltage to n volts n 5 0 GUIDER CAMERA CON TROL SYSTEM SOFTWARE USER MANUAL 9 0 ES Toggle the output of extended guiding commands to the TCS Used to record tracking errors 24 Cursor Commands Command Description XYn Select the active cursor n 1 5 XY 5 controls the square cursor The XY 1 cursor is controlled by the TCS trackball XYSnxy Set cursor n to position x y 0 999 9 XYRnxy Move cursor n delta x y 999 9 to 999 9 relative to its present position MMn Set the mouse mode to n 1 3 When the left mouse button is clicked while holding down the right mouse button mode 1 moves the box to
3. CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Interface 1 Guider Camera Control System Interface 11 Starting the Camera To start the camera interface press the reset button on the computer The program will start automatically from the flash disk If the camera stops operating for any reason the command DSPI will reset the processor inside the camera and re load the program The camera should start running again 12 Running the Camera The camera runs in two modes The full frame mode is used for field acquisition and to take Shack Hartmann images The field in full frame mode is 1000 x 1000 native pixels Each native pixel is 13 5 microns square corresponding to 0 092 arcsec when the offset guider is configured for field acquisition The full field of view is 92 arcsec square The full frame is displayed in the center of the screen When the camera is in full frame mode a magnified image of the region of interest selected by adjusting the position of cursor number 5 is displayed above and to the left of the full frame image The region of interest is 71 native pixels square The subraster mode is used for guiding In subraster mode the full frame display does not update Only the magnified region of interest display is used In either mode the camera read out is actually binned either 2x2 or 4x4 In full frame mode the resulting image is actually either 500x500 or 250x250 In guider subraster mode the resulting image is act
4. PT2 map XXXXXXXX XXXXXXXX 983 PT1 PT2 adr xxxxxxxx xxxxxxxx 984 I O base adr xxxxxxxx 985 Reading config registers 986 PCI device number is xxxx 987 Checking for PCI interface 988 PCI BIOS vx x detected 989 Checking for PCI BIOS 990 TCP connection established 21 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL 991 TCP buffer size 992 TCP buffer address 994 UT set by TCS to MM SS FF 997 TCS error messages resumed 998 UT clock initialized by CPU 5 3 EDS Log Messages The EDS log is the same for GCAM1 GCAM2 and GCAM3 801 Information about centroid display for guider cameras Format 801 fffffgxxxxxyyyyyccccc fffff fwhm arcseconds g guide flag 1 off or no guide corrections calculated 2 guide corrections in progress no TCS motion commands 3 motion command sent to TCS motion in progress XXXXX X correction in pixels yyyyy y correction in pixels ccccc Total Counts 82i Cursor positions Format 82i xxxxyyyy i cursor number 1 5 where n 1 is mouse cursor and n 5 is box XXXX position 10 000 0 999 9 unbinned pixels yyyy y position 10 000 0 999 9 22 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL 810 811 Operator entered command Format 810aaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaa Command entered tcs entered command Format 810aaaaaaaaaaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaaaaaaaaaa Comm
5. TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS TCS time out xxxxxx words to go read back error code xxxx error count exceeded FIFO Counter sync error read back error item xxxxx error messages suspended guide cmd transmit error angle command checksum error cursor com checksum error EDS command response error camera com checksum error com checksum error UT com checksum error guide command data error angle command data error cursor command data error EDS command data error camera command data error command data error UT command data error guide command com error X angle command com error X cursor command com error X EDS command com error X camera command com error X command com error X USER MANUAL 20 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL 044 TCS UT command com error X 101 TCP Open Socket failure 102 TCP connection timeout 103 TCP write timeout error XXX YYY 104 TCP connection broken 105 TCP write socket overflow 105 TCP communications suspended 5 2 Success Messages 975 DSP function test OK 976 Running DSP function test 977 xxxx S records read no errors 978 Loading DSP program 979 TCP communications resumed 979 Final FIFO count 980 DSP initialization success 980 TCP socket opened 980 Initial FIFO count 981 Resetting DSP 982 PT1
6. pixels The guider works best when the error signal is used to move the telescope promptly Delays introduce phase lags which degrade the value of the error signal and can cause the position feedback to become unstable The problem is that the TCS only updates the position of the telescope using a command to the main drives every 0 4 second So it is not a good idea to use exposure times TG which are much smaller than this value 0 3 is OK Also it is not a good idea to use exposure times which are a multiple of 0 4 sec because the latency might get stuck at a high value for a long time Odd values of the guider exposure time 0 3 or 0 5 sec are better for this reason 3 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL The sensitivity of the guider is controlled using the SN command A value for SN of 0 5 is conservative and should be very stable Increasing the value of SN may improve the rms position residuals as shown in the graphical display but too large a value will start to make the feedback unstable and the position residuals will get worse A value of 0 6 or 0 8 will probably OK and for long exposures 1 0 sec or greater a value of 1 0 might be good Note that the sensitivity of the guider is independent of the averaging parameter AVG Using an averaging parameter of 2 or in some cases even 3 or 4 is recommended because the centroiding algorithm will converge more rapidly and the smoother graphical displays of the
7. position error will provide a more realistic estimate of the guider performance The graphical display of TC is scaled to the value for the first frame after pressing F2 or F3 Sometimes the first frame will be atypical for example if the star is not quite in the data box and the scale for TC will be wrong To re scale the TC display just press F2 or F3 again The graphical display for FW is scaled from O to 2 0 arcsec The graphical displays for the AZ and EL error values are scaled to 1 0 arcsec 15 Recording Data A single frame can be sent over the ethernet connection to the active optics computer by typing the SEND command Successive frames can be sent every n seconds by entering the command SEND n To stop sending successive frames enter SEND 0 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Commands 2 Commands Summary 21 Camera Commands Command Description TFn Set the exposure time in seconds for full frame mode TGn Set the exposure time in seconds for guide mode BF n Set the pixel binning for full frame mode n 2 or 4 BG n Set the pixel binning for guide mode n 2 or 4 AVF n Set the leaky memory averaging parameter for full frame mode n 0 to 99 AVGn Set the leaky memory averaging parameter for guide mode n 0 to 99 SKY Save a sky frame for later subtraction SUB Enable disable sky subtraction of stored frame GUID
8. the mouse position mode 2 moves the guide probe so that the star at the mouse position moves into the box mode 3 default moves the telescope so that the star at the mouse position moves into the box Without holding down the right mouse button the move is one tenth the amount MCn Simulate a mouse button click n 1 for the left button n 2 for the right button n 3 for both Del Increase the cursor motion step size 1 1 4 40 Ins Decrease the cursor motion step size 40 4 1 1 Up Move the selected cursor up one step Dn Move the selected cursor down one step 8 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL lt Lf gt Move the selected cursor left one step lt Rt gt Move the selected cursor right one step lt Home gt Move the selected cursor up and to the left one step lt Pg Up gt Move the selected cursor up and to the right one step lt End gt Move the selected cursor down and to the left one step lt Pg Dn gt Move the selected cursor down and to the right one step 2 5 Message Commands Command Description Ctrl lt Up gt Scroll system message display back one line Ctril lt Pg Up Scroll system message display back one page Ctri lt Dn gt Scroll system message display forward one line Ctrl Pg Dn Scroll system message display forward one page Ctri lt Home gt Set system message display to show the fi
9. to within about 20 degrees The guider also needs to know the pixel size this is the native pixel size which is independent of binning The value for the camera in the X Y guider is 0 092 arcsec Note that the on screen display of the pixel size is shown without a decimal point integer thousandths of an arcsec In full frame mode choose a star to guide on which is adequately bright Move the square cursor to the desired position then press F3 and the camera will start guiding Note that the centroiding algorithm currently only works with a binning value BG of 2 The centroiding algorithm will use a square region of the subraster which is determined by the BX box command Larger boxes with more data take longer to calculate and are more susceptible to problems caused by cosmic rays The calculation time can be estimated from the mx value shown in the input box mx is the maximum cycle time for the program status loop in milliseconds Use a box which is somewhat larger than the image but not too much Once the camera is guiding a number of quantities will be displayed TC is the total count in data numbers in the image MX is the maximum value in DN Avoid using a star with a value of MX greater than 10 000 it may be saturated BK is the background value FW is the full width at half maximum in arcseconds IT is the number of iterations required to obtain convergence DX and DY are the positions of the image centroid in
10. unit address in this case the guider camera 1 n is a command number d s are data specific to the command variable length cc is a checksum and r is a carriage return ASCII 13 The unit address for guider camera 2 is O Guider camera 3 guest computer uses unit address P Full response format Nndddddddccr 14 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL The is the response character for guest computer responses N is the guest computer s unit address n is the command number this is in response to d s are data specific to the response variable length cc is a checksum and ris a carriage return ASCII 13 For very short commands and responses the checksum may be omitted this is noted in the command description For all commands and responses that include a checksum the checksum is composed of two hexadecimal digits from O F The checksum is calculated by starting with zero and XORing it with all characters in the message from the unit letter to the last data character before the checksum the underlined part of the command and response above Commands that are received but misunderstood checksum wrong unknown command etc are replied to like this N r Most guest computers maintain a running system log that contains important messages and all system status information Each also maintains a pointer into that log that keeps track of the oldest message that hasn t been sent to the host co
11. ER CAMERA CON 22 Guider Commands TROL SYSTEM SOFTWARE USER MANUAL Command Description SNn Set the guider sensitivity n 0 1 2 0 BX n Set the centroid data box to n pixels odd n 7 69 PXn Set the pixel size in arcseconds APA Toggle automatic setting of camera position angle from the TCS PAn Set the camera position angle in degrees manually GM n Set the guider mode n 1 2 3 Currently does nothing FMn Set the function key mode n 1 2 3 F1 or FONE Switch to full frame mode guider off But if FM is 2 do not do that but rather save the current values of AVF TF and SEND and then set them all to O F2 or FTWO Switch to subraster guide mode calculate only F3 or FTHR Switch to subraster guide mode calculate and move telescope But if FM is 2 do not do the above but rather restore the values of AVF TF and SEND that were last saved by F1 F4 or FFOU Like F2 but center the box on the star first F5 or FFIV Like F3 but center the box on the star first F9 or FNIN Send a FLDn command to the Guider Probe Control program lt F10 gt or FTEN Send a SHAn command to the Guider Probe Control 6 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL program TC 2 3 Other Camera Commands Command Description DSPI Initialize or re initialize
12. THE OBSERVATORIES OF THE CARNEGIE INSTITUTION OF WASHINGTON 813 Santa Barbara Street Pasadena California 91101 Phone 626 577 1122 Fax 626 795 8136 GUIDER CAMERA CONTROL SYSTEM SOFTWARE User Manual Document Code 01 00 N8 Type User Manual Author Silvia Baeza and Jose M Soto Date February 15 2008 Revision Jose M Soto Date February 15 2008 Revisions Table Description Document update May 22 2003 Document creation Original draft by Steve Shectman Table of Contents 1 GUIDER CAMERA CONTROL SYSTEM INTERFA CE 4 eere eee ee ene eee 00006 60006 0000000060 60006 etae ense esee eee 1 Led Starting the ICD 1 2 R nning the Camera cis socie e E ORO TR EUR USE GERE ERR SEE RR SERE ERE RR 1 1 3 5 th Display CL E 2 JE Senn EE 3 1 5 Recording Dat De Rn P PR bee n e EEG RR ee E 4 2 COMMANDS SUMMA 5 2 d Camera Vie IRR ER Ee eed eee bouts P vue ta bak eie 5 2 2 Gnider Commands eee ttt rece eee ee eee dain bien te endete 6 2 3 Other Camera 7 2A Cursor Commands tele MEE M Ee PRU RE NO MS 8 2 5 Message Comniands i aret ei hr es e sch e AER e ea Hees o E PA cU Pd 9 2 6 Othe 9 3 GUIDER CAMERA CONFIGURATION cccsssscssssccssssccessscccsssccsssscc
13. agnostic message such as Move ignored brake on This should be printed out by the host computer in the command input box if the command was given by the user or in the system log if the command was given by an automated routine in the host program 00 in the response if there is no diagnostic message 18 GUIDER CAMERA CONTROL SYSTEM SOFTWARE 5 Log Message System USER MANUAL Log Message System 5 1 Error Messages 000 DOS date error code xxx 001 PCI BIOS not present 002 PCI interface not found 003 Error opening S record file 004 EOF encountered in S record file 005 at record xxxx 006 Unrecognized S record format 007 at record xxxx 008 Checksum error at record xxxx 009 expected xxxx received xxxx 011 record xxxx FIFO count xxxx 012 Checksum timeout at record xxxx 013 Error final FIFO count 014 DSP test FIFO count error 015 DSP test timeout error 020 DSP initialization failure 021 query error code xxxx 022 DSP FIFO error code xxxx 19 GUIDER CAMERA CONTROL SYSTEM SOFTWARE 023 024 025 026 027 028 029 030 041 041 041 041 041 041 041 043 043 043 043 043 043 043 044 044 044 044 044 044 Initial FIFO count xxxx Final FIFO count xxxx DSP DSP DSP DSP DSP TCS TCS TCS
14. am from the specified address The memory is 24 bits so two 16 bit words are used for each memory location One byte is discarded 27 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Once running the top level routine is looking for a command word which Specifies what the camera is supposed to do next The DSP program is in S file format DON T us th S record checksum The DSP checksum is the 16 bit sum of the characters in the record Note that the first two characters of each S record i e SO or S2 are not transmitted and not counted in the checksum 28 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Appendix B GCCOM SRT ampcom ampcom amp amp avp avp avp bin bin bin bin bin clk clk clk clk lk lk k com com com com com com com com com com com com com com com com ct K CE K ct ki k og og k clk clk clk col col og var var var ors ors 1 1 1 1 1 DSP control settings dspset gcds1 gcset gcset main gcam dspchk gcck3 main gcam dspload gcdsl dspset gcds1 gcset gcset main gcam clock2 gcck2 gcset gcset puteds gceds putmsg gcmsg utclk gcutc gcset gcset utclk gcutc clkerr gcck2 dspmsg gcmsg clock2 gcck2 utclk gcutc gcset gcset curval gciml curvid gci
15. and entered Command error response Command error response 23 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL System Details 6 Guider Camera Control System differences between Magellan and Il 24 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Troubleshootin g 7 Troubleshooting 25 GUIDER CAMERA CONTROL SYSTEM SOFTWARE Appendix A GCAM TXT Notes for programming guider cameras Linux device driver startup report insmod amcc amcc init gt gt gt START lt lt lt amcc dev major 125 amcc pcidev base address 0 0 amcc IO MAP 0 0 0000 00 amcc Getting configuration for amcc PT 1 base address e90000 amcc PT 2 base address e90200 amcc PT 3 base address e90400 amcc PT 4 base address 90610 amcc pt 1 mask fffe0000 val e9 amcc PT 1 size 131072 Phys e9 amcc pt 2 mask fffe0000 val e9 amcc PT 2 size 131072 Phys e9 amcc pt 3 mask fffe0000 val e9 amcc PT 3 size 131072 Phys e9 amcc pt 4 mask fffffe00 val e9 amcc PT 4 size 512 Phys e9 amcc init ICSR 0 00000 0 amcc init RCR 0x00000000 amcc init MBEF 0x80000000 amcc init PTCR 0x00000000 amcc init function ter amcc AMCC 55920 Rev 0 5 0000 001 N V P V V V V V V 2 2 4 4 6 6 N V N V N V V V V V
16. cessscscensccscssessensccscsnsesescssssssccsecesessssseees 10 3 GCAMENT tile Magellan I ni deka ie anid RE REOR THEO OE HE RUE 10 32 GCAMNI Masel lank II iuh iret A Pete tto le ie RI Soak ISTA Eee 11 3 3 GCAM INI D SGEIDUOTE ei oct doce evs ca os dite cc ares casi ents evden pee dp eee EN eA ete eto opea 12 4 CONTROL SYSTEM SERIAL COMMUNICATION STANDARDS eese ee eene ee eese 13 4 1 Command eon sapere EU DR E peri e ERO 14 4112 Query Next EDS iie eee eo aee 14 4 1 2 3 Repeat Last EDS M ssage eee eie Reti re E a ehe ERR RS Ea ends 15 16 4 1 49 Free form Command iecit ade qe pe era Ee eg a e RR eerie doen 16 5LOG MESSAGE SYSTEM ieceseeeucczsvessceuo tuo eua dee ea Ya RUE oae sosdesesiebesbecdsbustedesvecesdecosdevesces e 18 5 I Error Messages esse ect ra teh te em a e PR e ha ee eta LR ES ee Er berto 18 9 2 Success MESSABES 5 532554 so en DU HEU 20 5 3 EDS Log Messages oet hem ere ese ratu ie IR Odi e dt eee ate ee e ote ee deep nas 21 6 GUIDER CAMERA CONTROL SYSTEM DIFFERENCES BETWEEN MAGELLAN I AND 23 T u9 85 8 0 535 010 M m 24 APPENDIX 25 APPENDIX RENT 28 32 GUIDER
17. in percentile in the overall distribution of intensities for all of the pixels in each frame The program will then scale the output so that the percentile CCD intensity corresponds to a given brightness on the TV screen To adjust the percentile of the estimate use the command PCT This might be necessary for example if there is a strong gradient in the intensity of the CCD image To adjust the corresponding brightness of the display use the command BKG To turn off the automatic adjustment of the zero point enter the value PCT 0 Then choose a fixed zero point corresponding to black on the display by using the ZERO command The SPAN command is used to adjust the range of intensities on the CCD which is displayed between the black and white values on the TV screen GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL 14 Guiding In order to guide the camera needs to know the orientation of the image This is accomplished using the PA command The sign of PA is used to indicate the parity of the image so a value of 0 0 is not allowed Use or 360 instead The value of PA is the same as the value of PA which is displayed in the TCS program when set for this camera via the CN command If APA is enabled which it is by default the PA symbol on the screen will be green instead of black and the PA angle will be read automatically from the TCS The guider should be able to work properly as long as the value of PA is accurate
18. k hand ovlvec opqvec gctcp gcmsg gcmsg gcmsg gcmsg gcmsg gceds gceds gcbx1 gcbx1 gcbx2 gcbx2 gcbx3 gcbx3 gcbx3 gcbx3 gcutl gcfrm gcfrm gcfrm gcvid gcvid gcvid gcvec gcvec gcvec gcvec USER MANUAL 36
19. lues 31 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL zptcom zrocom zrocom zrocom zrocom zrocom zrocom Screen gciml gcset gcset magnif2 gciml magnif4 gciml main gcam Screen gciml Screen intensities 32 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Appendix C GCCOM TXT ampcom avpcom bincom clkcom clkctl clklog clkvar colors 1 cr2com drfak Appendix DSP control settings dspcom edscom expcom fifcom fontcom fontptr frmcom handcom imgcom magcom msgcom msgctl pcicom pctcom scbcom sdtcom sndcom timcom tmpcom tunel4 typcom uplcom xfscom leaky memory params pixel binning params UT Julian time clock rate and mode clock interrupt error log clock control video palette info cursor positions cursor saved data dophot calculation flag DSP status values ngineering message queu Exposure time values FIFO buffer status Screen fonts pointers to fonts grays for screen panels clock hand params CCD image buffer magnified image buffer System message log message display params PCI interface params histogram search params Screen buffer autolink control TCP IP link control clock interrupt timers temperature sensor values dophot report level image type flag uplink
20. m2 curwrt gcim2 dspset gcds1 leaky memory params pixel binning params UT Julian time Clock rate and mode clock interrupt error log clock control video palette info cursor positions 29 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL cursor saved data dophot calculation flag DSP status values ngineering message queu Exposure time values FIFO buffer status Screen fonts pointers to fonts grays for screen panels CCD image buffer magnified image buffer system message log crlcom gcset gcset crlcom magnif2 gciml crlcom magnif4 gciml crlcom main gcam crlcom screen gciml cr2com cr2com currst gcim2 cr2com curvid gcim2 cr2com curwrt gcim2 drfak drfake plsphot gcpho drfake pseud2d gcpho dspcom dspcom dspchk gcck3 dspcom dspload gcdsl dspcom dsprun gcds2 dspcom dspset gcds1 dspcom gcset gcset dspcom main gcam edscom edscom puteds gceds expcom expcom dspchk gcck3 expcom dsprun gcds2 expcom dspset gcds1 expcom main gcam fifcom fifcom dsprun gcds2 fontcom fontcom gcset gcset fontptr fontptr gcset gcset frmcom frmcom gcset gcset imgcom imgcom curval gciml imgcom dspchk gcck3 imgcom dsprun gcds2 imgcom magnif2 gciml imgcom magnif4 gciml imgcom Screen gciml magcom magcom magnif2 gciml magcom magnif4 gciml magcom Screen gciml msgcom m
21. mputer The 2 and 3 commands let the host computer command the guest computer to transmit one of its log entries or re transmit the last entry This is referred to as the Engineering Data Stream or EDS Command Summary 2 Query Next EDS Message 3 Repeat Last EDS Message 4 Set UT 9 Free form Command 41 Command Description 4 1 1 2 Query Next EDS Message Commands the guest computer to send its oldest un sent EDS log entry and advance its internal pointer to the next EDS log entry Command Format N2r note that this command has no checksum Response Format N2qgnnttttttttfffdddddddccr 15 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL N Guest guider camera 1 computer address usually an upper case letter qq Two digit number of EDS messages left in the guest queue nn Two digit number of characters in the message in the underlined section 00 if no message available tttttttt Eight digit message time stamp no punctuation with two digit hour two digit minute two digit second and two digit hundredths of a second fff Three digit message number Message numbers from 0 799 denote errors 800 899 are numberical data formats and 900 999 are successes ddddddd Variable length message data section For error and success messages typically a simple text message For numeric data formats a combination of ASCII decimal and hexadecimal characters digits with the format bei
22. ng determined by the particular message number cc Checksum described above r ASCII charater 13 a carriage return 4 1 2 3 Repeat Last EDS Message Commands the guest computer to re send the last message it sent implying that the host computer had a serial communication error during the last reponse The guest s internal pointer should remain unchanged Command Format N3r note that this command has no checksum Response Format N3qqnnttttttttfffdddddddccr N Guest computer address usually an upper case letter qq Two digit number of EDS messages left in the guest queue nn Two digit number of characters in the message in the underlined section 00 if no message available there is no time stamp message number or data in this case 16 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL tttttttt Eight digit message time stamp no punctuation with two digit hour two digit minute two digit second and two digit hundredths of a second fff Three digit message number Message numbers from 0 799 denote errors 800 899 are numberical data formats and 900 999 are successes ddddddd Variable length message data section For error and success messages typically a simple text message For numeric data formats a combination of ASCII decimal and hexadecimal characters digits with the format being determined by the particular message number cc Checksum described above r ASCII charater 13 a car
23. riage return 4 1 3 4 Set UT Commands the guest computer to set its clock to the Universal Time given in this command The control computers keep their clocks synchronized to GPS provided universal time in this way Command Format NAttttttttccr Response Format N4er note that this response has no checksum N Guest computer address usually an upper case letter tttttttt Eight digit universal time no punctuation with two digit hour two digit minute two digit second and two digit hundredths of a second cc Checksum described above r ASCII charater 13 a carriage return e Error flag O if an error occurred 1 if OK 17 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL 4 1 4 9 Free form Command Sends the guest Guider Camera 1 computer a free form command typically similar to the commands entered via the guest computer s keyboard This is used to command moves homes etc Command Format N9nndddddddccr Response Format N9ennmmmmccr N Guest computer address usually an upper case letter nn Two digit number of characters in the message in the underlined section 00 if no message available ddddddd Variable length free form command section This section will contain a command parseable by the guest computer such as MOVE 1000 cc Checksum described above r ASCII charater 13 a carriage return e Error if OK 1 or higher if an error occurred mmmm Variable length di
24. rst message Ctri lt End gt Reset system message display to show the current message 2 6 Other Commands Command Description 9 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL EXIT Exit the program 10 GUIDER CAMERA CONTROL SYSTEM SOFTWARE 3 Guider Camera Configuration 31 GCAMLINI file Magellan USER MANUAL Configuration Cameral 200 28 147 28 5700 Camera2 200 28 147 28 5701 11 GUIDER CAMERA CONTROL SYSTEM SOFTWARE Camera3 200 28 147 28 5702 32 GCAMANI Magellan Il Cameral 200 28 147 59 5700 Camera2 200 28 147 59 USER MANUAL 12 GUIDER CAMERA CONTROL SYSTEM SOFTWARE 5701 Camera3 200 28 147 59 5702 33 GCAMLNI Description USER MANUAL 13 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL Serial Communication 4 Control System Serial Communication Standards There is always a host upstream computer and a guest downstream computer The host computer is frequently the TCS with the guest being Guider Camera computer The host system sends a command and the guest responds immediately to that command Guest computers never broadcast without being queried which allows multiple guests to be chained on the same serial line Full command format Nnddddddddddccr The is the prompt character to initiate communication N is the guest computer s
25. s1 crlcom dspset gcdsl ampcom dspset gcds1 pcicom dsprun gcds2 dspcom dsprun gcds2 tmpcom dsprun gcds2 fifcom dsprun gcds2 timcom dsprun gcds2 imgcom dsprun gcds2 expcom dsprun gcds2 timcom screen gciml imgcom screen gciml crlcom screen gciml zptcom screen gciml zrocom Screen gciml scbcom screen gciml typcom screen gciml magcom screen gciml pctcom screen gciml sndcom screen gciml sdtcom screen gciml typcom magnif gciml imgcom magnif2 gciml crlcom magnif2 gciml zptcom magnif2 gciml zrocom magnif2 gciml magcom magnif2 gciml imgcom magnif4 gciml crlcom magnif4 gciml zptcom magnif4 gciml zrocom magnif4 gciml magcom magnif4 gciml imgcom curval gciml crlcom curval gciml crlcom curwrt gcim2 cr2com curwrt gcim2 cr2com currst gcim2 crlcom curvid gcim2 cr2com curvid gcim2 scbcom curvid gcim2 tunel4 plsphot gcpho drfake plsphot gcpho tunel4 chisq gcpho drfake pseud2d gcpho timcom tcp gctcp uplcom tcp gctcp 35 GUIDER CAMERA CONTROL SYSTEM SOFTWARE sndcom msgcom msgctl fon fon fon fon fon fon fon fon fon clklog msgcom clkcom edscom clkcom tcom tptr tcom Eptr tcom Eptr tcom tptr tptr frmcom frmcom Scpcom Scpcom Scpcom Scpcom handcom handcom Scpcom Scpcom ECP dspmsg dspmsg dspmsg putmsg putmsg puteds puteds cbox cbox vbox vbox pbox pbox mbox mbox cptr coolfr subfrm opqwrt scpdat opqchri opqchr2 handch
26. sgcom dspmsg gcmsg msgcom putmsg gcmsg msgctl msgctl dspmsg gcmsg msgctl main gcam message display params 30 GUIDER CAMERA CONTROL SYSTEM SOFTWARE pcicom pcicom pcicom pcicom pcicom pcicom pctcom pctcom pctcom pctcom pctcom scbcom scbcom scbcom scbcom sdtcom sdtcom sdtcom sndcom sndcom sndcom sndcom timcom timcom timcom timcom timcom timcom timcom timcom tmpcom tmpcom tmpcom tunel4 tunel4 tunel4 typcom typcom typcom uplcom uplcom xfscom xfscom xfscom xfscom xfscom zptcom zptcom zptcom zptcom zptcom USER MANUAL PCI interface params histogram search params Screen buffer autolink control TCP IP link control clock interrupt timers temperature sensor values dophot report level image type flag uplink variables full frame subraster exp dspchk gcck3 dspget gcck3 dspload gcdsl dsprun gcds2 dspsend gcdsl dspchk gcck3 gcset gcset main gcam Screen gciml curvid gcim2 gcset gcset screen gciml main gcam screen gciml main gcam screen gciml tcp gctcp clock2 gcck2 dspload gcdsl dsprun gcds2 main gcam Screen gciml tcp gctcp utclk gcutc dspchk gcck3 dsprun gcds2 chisq gcpho plsphot gcpho magnif gciml Screen gciml ECP gctcp dspchk gcck3 dspset gcds1 gcset gcset main gcam gcset gcset magnif2 gciml magnif4 gciml main gcam zero and span va
27. ually either 36x36 or 19x19 However in all cases the cursor coordinates and image displays are referenced to the original 1000x1000 native pixel format GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL The exposure time in full frame mode can be changed by entering the TF command The shortest possible exposure in full frame binned 2 mode is 0 71 sec The shortest exposure in full frame binned 4 mode is 0 25 sec Entering a smaller value for TF including zero will result in the shortest possible exposure which will be displayed in the ACQ for acquisition time entry on the screen The exposure time in guide mode can be changed by entering the TG command The shortest possible exposures in guide mode vary from about 0 02 to 0 04 sec depending on the location of the guide box on the CCD Note that the temperature readout of the CCD requires a minimum time between successive readouts of 0 05 seconds If less than 0 05 sec is available the temperature readout will not update Entering a value for TF of 0 75 sec in binned 2 mode or 0 3 sec in binned 4 mode will guarantee that there is enough time between readouts to update the temperature reading In guide mode a value for TG of 0 1 sec will guarantee that enough time is available to update the temperature 13 Scaling the Display The program will automatically adjust the zero point of the display by estimating the intensity value in the CCD readout which corresponds to a certa
28. variables full frame subraster exp 33 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL zptcom zero and span values zrocom screen intensities msgctl main gcam dspcom main gcam timcom main gcam expcom main gcam xfscom main gcam zptcom main gcam zrocom main gcam crlcom main gcam avpcom main gcam bincom main gcam sndcom main gcam sdtcom main gcam pctcom main gcam ampcom main gcam clkcom gcset gcset clkct gcset gcset crlcom gcset gcset dspcom gcset gcset xfscom gcset gcset bincom gcset gcset ampcom gcset gcset scbcom gcset gcset pctcom gcset gcset zptcom gcset gcset zrocom gcset gcset colors gcset gcset fontptr gcset gcset fontcom gcset gcset frmcom gcset gcset clkcom clock2 gcck2 clkvar clock2 gcck2 timcom clock2 gcck2 clklog clkerr gcck2 clkcom utclk gcutc clkvar utclk gcutc clkct utclk gcutc timcom utclk gcutc dspcom dspchk gcck3 tmpcom dspchk gcck3 imgcom dspchk gcck3 pcicom dspchk gcck3 xfscom dspchk gcck3 expcom dspchk gcck3 avpcom dspchk gcck3 pctcom dspchk gcck3 pcicom dspget gcck3 pcicom dspload gcdsl dspcom dspload gcdsl timcom dspload gcdsl 34 GUIDER CAMERA CONTROL SYSTEM SOFTWARE USER MANUAL bincom dspload 1 pcicom dspsend gcdsl dspcom dspset gcds1 xfscom dspset gcdsl expcom dspset gcds1 bincom dspset gcd
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