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PG3A User`s Manual

1. Vector 4 7 Figure 12 Waveform Window Probe signals that have their inhibits set high are displayed as dashed lines and can t be edited until their inhibits are set low Similarly groups that have at least some of their bits inhibited are displayed with a Z all bits in nibble are inhibited or some bits in nibble are inhibited and cannot be edited until all bits in the group are uninhibited The Waveform toolbar provides the following functions left to right Add waveform to display new group or probe signal Cut selected row Copy selected row Paste row Go to one of the reference rows a particular vector or waveform See or adjust the properties of the current group specifically its radix and whether it is visible Adjust the waveform scale shorter longer i e zoom in out e Bring up the Listing window Right clicking in a row header brings up a context menu to do the following e Add waveform to display new group or probe signal Cut selected row Copy selected row Paste row Hide row Invert data bits Fill waveform data with pattern Page 30 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 e Go to one of the reference rows a particular vector or waveform e See or adjust the properties of the current group specifically its radix and whether it is visible Right clicking in a cell brings up a context menu to do the following e Adjust the wavefor
2. When the PG has finished outputting the sequence the last vector of the last block is held at the PG outputs until PGApp shuts off the output clock up to 1 2 second later Thus it is important to ensure the last vector in your sequence is benign with respect to the SUT 4 8 Importing and Exporting Data Use the Import Data and Export Data file menu options to save load block data to from a file These menu options become enabled only when a Listing window is active Note that an another load data alternative is to use the Fill From File context menu option to load vectors into a single group See section 10 for more information Exporting Data To export data from PGApp you can choose which columns of data to output by adding hiding groups in the Listing window using Edit menu or right click context menu Then select the File gt Export Data menu option to output the block data to a file Fill in the export range options choosing from all vectors vectors between references or a specified vector range Select the output file format either Tek TLA Data Exchange Format or SynaptiCAD Test Vector Spreadsheet Format and click the Save button Example file formats below are shown below vectors Sample UserGrp1 15 0 Hex UserGrp2 15 0 Hex UserGrp3 15 0 Hex UserGrp4 15 0 Hex Inhibits 7 0 Hex Strobes 3 0 Hex Timestamp 0 1111 5555 9999 DDDD 2222 6666 AAAA EEEE 10 0000000 ns 3333 7777 BBBB FFFF
3. Cabinet External frame with power supply for operating a PG3A module in stand along mode as opposed to plugged into a TLA mainframe slot Event one of up to eight logical events used for sequence flow control specified in the WaitFor and Jumplf fields of a sequence line Events are named and are defined in the Event page of the Program window as a sum of products Boolean combination of event signals Event Signal an input signal that may be used in the Boolean definition of a logical event For PGApp initial release 2 0 there are nine potential event signals the TrigIn input and eight external input events from the Inputs probe In the future TLA backplane signals for modules plugged into a TLA mainframe may be available as well Inhibit a vector data bit defined in the sequence or an external input signal on a probe used to tri state output data of a probe If the external input inhibit signal is high or an inhibit data bit during playback is a 1 a probe will tri state its outputs 1 e an OR function of the two signals is implemented Instrument Logical collection of 1 4 merged modules to form various vector widths for output The merging of modules is achieved in software simply by selecting multiple PG modules in the PGApp connection dialog The first module is designated as the master module and the remaining modules as slave modules In addition merged modules must be connected together using a Hydra cabl
4. Troublesho tina Notes ac s5ccscaxisyececessesssesskenladsbiateaiukatscqisdndoeudnesturbakoviseswnvctveataeakelees 57 7 1 PG is locked by another user Please select a different PG 000 57 Appicaton INGIOS sy a a a e A AA EE O a R 58 8 1 Timing p Asysten 55 opchioincocccesccsecccaxsscecsansoreucaoese ces tenscctsesveucascovecsaespecseuneneioens 58 8 1 1 User provided clock via the P300 Inputs Probe eee eeeeeseeeseeeeeeeenees 58 8 1 2 PGito FIFO connect n ac fc5 25 c57 iescased nace a n na a E S 58 9 Appendix A PG3A Specifications ccccsrcccssrcccsrsccsssccsencccsssccsssnscsssscssssscssssccees 59 10 Appendix B Filling Data From A File ssccccsscsssssscssrsscsssscsssccssesscssssscesnnces 63 10 1 Fill From File Operation ssoesssesssecssocesocesoocesocessecssocesoosssoesssecssocesocessosesse 63 10 2 Fill From File File Definition o seosoosoossessossoossossosssoessesoossosssessossoessesssse 63 Il WPT INE Y EEE EEEE a eeca se Sece statu de agen eae eecasetean dedicate tases deg eea teaches 66 12 Softwar License Agreement sissies niatsiin 67 Page iii The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 1 General Safety Summary Please review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it To avoid potential hazards use this product only as specified Only The Mo
5. decrease the Listing window font size Larger Font increase the Listing window font size Waveform bring up a Waveform window for the current block If Waveform window is active Waveform Toolbar show hide the Waveform window toolbar Reference Toolbar show hide the Waveform window reference toolbar Measurement Toolbar show hide the Waveform measurement toolbar Zoom In decrease the Listing window font size Zoom Out increase the Listing window font size Graticule show hide the Waveform window graticule Listing bring up a Listing window for the current block Window Menu Delete Window deletes the active window This menu option is only enabled when the Program Setup Listing or Waveform windows are active System makes the System window active Next Setup makes the Setup window active Next Program makes the Program window active Cascade arranges open windows in a stacked but staggered ordering Tile Horizontally arranges open windows in a horizontally tiled ordering Tile Vertically arranges open windows in a vertically tiled ordering Page 47 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Minimize All minimizes all open windows lt open window gt makes the specified window active Help gt Help Topics brings up the on line help Help gt Help On Window brings up on line help on the active window Help gt What s This
6. turns cursor into arrow for the user to click in windows and controls to bring up context specific help Help gt Technical Support displays information on how to contact The Moving Pixel Company for questions and technical support Help gt Customer Feedback information on how to provide customer feedback Help gt About PGApp PGApp version information 4 10 Legacy Tektronix PG Comparison The code for PGApp originated from the Tektronix Pattern Generator application TLAPG and indeed has an almost identical user interface and look and feel However there are salient differences between the two applications for several reasons New specifications and capabilities of fully redesigned PG modules probes Improvements and requested features from users FAEs and salespeople A more independent operating relationship between the PG and TLA Time constraints for initial implementation It is important to note that PGApp will load legacy saved system and module files from the Tektronix Pattern Generator application Simply use the File gt Load System option in all cases If the selection is a single module system file or a module file it will load automatically If the selection is a multiple module system file a dialog will appear showing the module names within the file to allow you to select which module to load into the current system This following list compares TMPC s initial PG product offering i e PGApp version 2 0 wi
7. Length 1500mm approximate Page 61 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Table 4 PG Electrical and Mechanical Characteristic Description PG3AMod module version of pattern generator Slot Width Requires two mainframe slots Weight approximate 2 0 kg Overall dimensions approximate Depth 375mm Width 275mm Height 65mm Power maximum 80 W drawn from TLA mainframe PG3ACab cabinet stand alone version of pattern generator Weight approximate 4kg Overall Dimensions approximate Depth 400mm Width 305mm Height 97mm Power maximum 100 W Voltage 100 240 VAC 50 60 Hz Power Factor Correction Active meets EN61000 3 2 Fuse 110V nominal operation 1 amp Slowblow 250 V or equivalent 1 25 inch x 0 25 inch FIA 250VAC 220V nominal operation 2x 1 amp slow blow 250V 5 mm x 20 mm FIA 250VAC Table 5 PG Shipping Container Materials Material Amount Cardboard paper 1320 grams Polyethylene expanded foam 165 grams Urethane foam pads 115 grams Shipping container dimensions 485mm x 420mm x 305mm Page 62 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 10 Appendix B Filling Data From A File One of the options in the context menu of the Listing window is Fill gt From File This function was introduce
8. accompanying items including but not limited to the executable programs drivers libraries and data files associated with such programs collectively the Software LICENSE 1 Grant of License The Software is licensed not sold to you for use only under the terms of this Agreement You own the disk or other media on which the Software is originally or subsequently recorded or fixed as permitted by this Agreement However as between you and TMPC and to the extent applicable its licensors TMPC retains all right title and interest to the Software and all copyrights to the Software and reserves all rights not expressly granted to you This is a non exclusive license 2 Limitation on Using Copying and Modifying the Software Except to the extent expressly permitted by this Agreement or by the laws of the jurisdiction where you acquired the Software you may not modify the Software Nor may you sub license any of your rights under this Agreement 3 Decompiling Disassembling or Reverse Engineering You acknowledge that the Software contains trade secrets and other proprietary information of TMPC and its licensors Except to the extent expressly permitted by this Agreement or by the laws of the jurisdiction where you are located you may not decompile disassemble or otherwise reverse engineer the Software or engage in any other activities to obtain underlying information that is not visible to the user in connection with normal u
9. 09 11 7 08 using the SPI protocol then you can fill the SerBits group from a protocol file and manually edit GPBits 4 5 3 4 Signals Setup Page Use the Signal Setup window to define input and output signal routing see Figure 9 The following discussion only applies to the master module of the PG Slave modules may be in stand alone cabinets or plugged into a TLA without affecting signal routing options In addition to the 8 event signals from the Inputs probe which must be connected to the master module one additional signal source can be specified here in defining logical events for program flow control For a stand alone master PG module in a cabinet only ExtTrigIn is available for this function Additionally for a master PG module plugged into a TLA mainframe the four TLA backplane signals Signal1 Signal4 are also available The sequence definition page defines a logical signal called SignalOut where each sequence line i e block defines SignalOut as high or low Here in the Signals Setup page SignalOut is routed to an output and optionally inverted if the signal destination is ExtTrigOut For a stand alone master PG module in a cabinet only ExtTrigOut is available for this function Additionally for a master PG module plugged into a TLA mainframe the four TLA backplane signals Signal1 Signal4 are also available in x Module Setup Channel Setup Probe Setup Signals Setup m Signal Input In addition to
10. BOO The physical name of an inhibit channel is constructed as follows 1 the probe letter A B C or D 2 followed by the byte lane 1 or 0 3 followed by Inh in parentheses not case sensitive e g Al Inh CO Inh The physical name of a strobe channel is constructed as follows 1 the probe letter A B C or D 2 followed by 0 3 followed by Stb in parentheses not case sensitive e g BO Stb CO Stb DO Stb Logical names may be given to a probe channel by typing the name in the text field next to a channel in the channel definition pane These names may then be used in lieu of the physical channel name in the channel assignment lists of the group definition pane Creating Groups Default groups and channel assignments are made at startup if a saved system is not automatically loaded and when the File gt Defaults menu option is selected The default groups consist of four data groups UserGrp1 UserGrp2 UserGrp3 and UserGrp4 assigned to the 16 data bits of each probe an Inhibits group with eight inhibits 2 per probe and a Strobes group with four strobes 1 per probe To change a group name you may simply edit the group name field in the group definitions window To create a new group scroll to the bottom of the channel names and type in a new group name Assigning Channels To assign a channel to a group in the group definitions window simply list the physical or logical channel nam
11. Figure 2 Connection Dialog The serial numbers of all powered modules connected via USB to the local machine will appear in the selection lists as well as entries to select Offline modules see section 4 6 2 for details about Offline modules It is possible some modules will be marked in use which means another PGApp is running and currently connected to the module indicated As only one PGApp may connect to a particular module at a time modules marked in use are unavailable for connection and are listed for information purposes only Subsequent launches of PGApp will automatically check for the availability of modules from the last instrument configuration used If the module s are available PGApp will Page 11 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 connect automatically and bypass the dialog Otherwise PGApp will bring the dialog up normally for module selection In addition the Connection dialog is also used to switch to a different instrument configuration Use the menu option File gt Choose PG to bring up the dialog The application will ask you if you wish to discard the current setup and data Clicking Yes allows PGApp to proceed and immediately connect to the new module If you click No a Save System dialog will be brought up first to allow you to save your setup and data If you click Cancel nothing is saved and no new connections are made 4 5
12. PG is run when the Probe Setup page is activated when a probe control is adjusted when the Update button in the Probe Setup page is clicked If probe verification fails the user is notified and asked either to go to the Probe Setup page and update configuration first two cases or if it is okay to automatically update the probe configuration last three cases Updating configuration consists of reading in any new probe types and resetting output levels to the minimum voltage of the probe s recommended range Delay and strobe configuration remain unchanged Defaults Button Clicking the Defaults button restores all probe settings to their defaults note that the Default System menu option does not reset probe settings For variable probes this includes restoring their settings to defaults as well The tables below document the default probe settings Table 1 Probe Defaults Output Level minimum in spec level for the given probe type Data Delay O ns Data Delay 180 Deg false Strobe Shape full Table 2 Variable Probe Defaults Group None High Level OV Low Level OV Slew Rate Normal Differential No Delay Ons Type For offline modules the probe type is configurable using the drop down selection box in this field Otherwise the probe type for real PG modules is fixed Simply select the probe type from the selection box provided Note also that offline modules will aut
13. The Listing toolbar provides the following functions left to right Add column to display new group Insert new row Cut selected rows columns Copy selected rows columns cells to the clipboard Paste clipboard contents to the selected rows columns cells Go to one of the reference rows a particular vector or group See or adjust the properties of the current group specifically its radix whether to expand it into individual bit columns see Inhibits group in Figure 11 and whether it should be visible Adjust the font size larger or smaller Search up down a group for a particular value Bring up the Waveform window Right clicking in a column header brings up a context menu to do the following Add column to display new group Copy column contents Paste clipboard contents to the selected rows columns cells Hide column Page 28 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Invert data bits Mirror data horizontally msb lt gt Isb or vertically in column top lt gt bottom Shift data in column up or down Rotate data in column up or down Fill column with data pattern clock pre defined user defined or from file See or adjust the properties of the current group specifically its radix whether to expand it into individual bit columns see Inhibits group in Figure 11 and whether it should be visible Right clicking in a row header brings up a context menu to do the following M
14. clock event threshold and filter settings clock data delays and probe output levels while running TEK No dynamic control of hardware while running Run time Status TMPC Clock frequency measurement and notification event input signal and event register display in status window TEK No clock event signal status Offline Mode TMPC Offline modules are configurable in PGApp Can mix offline modules with real hardware Run simulation is not provided TEK Offline modules are fully configurable via ini files Run simulation is provided Remote Control Via Programmatic Interface PPI TMPC expanded PPI support via COM DCOM TEK PPI support via COM DCOM Page 50 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 5 Updating the PG Firmware Field update of the PG3A firmware is achieved using the PGFWUpdate exe utility This utility is updated with every firmware version so be sure to download the latest version of it when you download the firmware Its default location is in the c Program Files TMPC PGApp directory Before running PGFWUpdate you will need the latest PG3A firmware file provided by TMPC which can be downloaded on line from TMPCs website at www movingpixel com PGUpgrade html Note that the current PG firmware version used by your PG module can be determined by running PGApp and selecting the System gt System Properties menu option in PGApp IMPORTANT We strongly recommend tha
15. event signals from the Inputs probe one more signal source may be selected for use in the Event Definition Source for anal pits m Signal Output One signal may be selected as the destination for the signal output specified in the Sequence Destination for Signat High Speed Invert signal output SUSE Sgn SBCs xe TS Trig ut Run Trigger One signal may be selected for use as the run trigger Selecting a source other than None adds an Arm stage to the run procedure Source for Hostigg ti t s YS run trigger HostTrig hd Figure 9 Signals Setup Page Setup Window Page 25 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 The Run Trigger source is also selected in the Signal Setup window The Run Trigger source defines whether or not the PG provides an Arm stage when run and if so which signal the PG should wait on before enabling the output clock refer to section Error Reference source not found for more details about arm run timing For a stand alone master PG module in a cabinet only ExtTrigOut and HostRunTrigger are available for this function Additionally for a master PG module plugged into a TLA mainframe the four TLA backplane signals Signal1 Signal4 are also available 4 5 4 Program Window Clicking on the Prog button in the System window brings up the Program window The Program window is a tabbed window with three pages Block Definit
16. for sequence flow control 6 Use the Sequence Definition page to set up the program for block output looping waiting and branching as appropriate If SignalOut is to be used set its state during the output of each sequence line 7 Now configure the PG module using the Module Setup page Define clocking and event parameters and PG behavior when running and stopped 8 Finally use the Probe Setup page to configure the PG probes specifically output level data delays and strobe shape Once the program has been defined and the hardware configured clicking the Arm Run button on the main window toolbar kicks off the PG The following tasks occur during run Compilation First the compiler is invoked to process the block sequence and event definitions and check for errors Progress dialogs are brought up to show what phase of compilation the compiler is in When complete the Output window is brought up to list any warnings and errors that occur during compilation Download If no errors occur then sequence and vector data are downloaded to the PG module with status shown via a progress dialog Download time is variable depending 7 The Run button is labeled Arm if a run trigger is specified in the Signals Setup page of the Setup window and Run otherwise 8 Note that if the Output window was brought up automatically the Output window is also dismissed automatically if no errors occur To bring up the Output win
17. given parameter and the probe type Figure 6 shows an example of the Probe Setup window Mi setup PG 1 loj x lolx Module Setup Channel Setup Probe sep Signals Setup P375 Update Defaults P370LV2 350 f LVDS 0 HalfClk P311 00 False N A Cia Figure 6 Probe Setup Page Setup Window Each row in the Probe Setup page corresponds to a byte lane of a given probe Thus each pair of rows provides the controls available for one probe Data delay controls are distinct for each byte lane thus they are enabled every row However there is only one control for output level and strobe shape and these controls apply to the entire probe Note that all controls in the probe setup page remain active when the PG is running allowing you to interactively adjust probe settings while you monitor output and the SUT Probe Setup page controls are described below Update Button For longest service life you should NOT connect and disconnect probes while the PG is powered on Nonetheless there are times when probe configuration in PGApp does not match currently connected hardware e g possibly Page 18 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 when a saved system is loaded PGApp verifies that probe configuration matches the probes currently connected to the PG at the following times when a saved system is loaded when the
18. information provided does not apply to a PG3A module configured for stand along operation i e in a cabinet Page 2 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 be the TLA in which a module resides but it may also be a separate PC where the user may find larger screen real estate useful PGApp allows users to aggregate output signals into logical groups define data patterns for groups organized as blocks and describe how blocks should be output as a sequence definition Looping is supported and sequence flow control i e waiting and branching is achieved through the use of logical events which are derived from boolean combinations of external signal inputs PGApp is freely available on our website Users should note that it is updated often with new features and fixes www movingpixel com PGUpgrade html Newer users may be using a special version of PGApp called PGAppDotNet exe Unless otherwise noted the user can assume that any discussion referring to PGApp applies equally to PGAppDotNet PGApp requires Microsoft NET Framework 2 0 running on the host computer PGAppDotNet requires Microsoft NET Framework 3 5 NET 3 5 is NOT a superset of NET2 0 If the user is running both applications then both must be present Microsoft NET3 5 is available from the web at http download microsoft com download 6 0 f 60fc5854 3cb8 4892 b6db bd4f425 10f28 dotnetfx35 exe Please note that it
19. instances of PGApp per TLA PC One instance per instrument TEK One instance of Tek PG application per TLA Standalone Operation TMPC PG3A module may be plugged into TLA or into stand alone cabinet TEK Tek PG module needed to be plugged into TLA Minimum Block Size TMPC 4 vectors TEK 40 vectors Sequence Block Limits TMPC 3964 sequence lines 3964 blocks TEK 4000 sequence lines 4000 blocks Block Looping Limits TMPC 1 M or infinite TEK 64 K or infinite Clock Event Filtering TMPC 4 clock filter settings up to 10 ns 3 event filter settings up to 50 ns Page 49 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 TEK no clock filter settings 2 event filter settings up to 50 ns Input Output Signals TMPC ExtTrigIn ExtTrigOut RefClkIn RefClkOut four TLA backplane signals if master plugged into TLA TEK four TLA backplane signals Delay Adjustments TMPC input clock delay and eight output data delay adjustments per byte TEK input clock delay skew adjustment no data delay except in variable probe Subsequences TMPC subsequences are not supported in PGApp initial release 2 0 TEK supported subsequences i e named groups of blocks that could be looped Step Mode TMPC step mode is supported allows stepping arbitrary number of clocks and provides total clocks stepped since start TEK single step mode is supported Run time Control TMPC User can change
20. is waiting for an event clicking on the Advance button enables the PG to continue immediately Step if the PG is in step mode configured as the run mode in the Module Setup page the clock will be held constant until the Step button is clicked When the step button is clicked the output clock transitions based on the step count field stepping through vectors in the sequence The units of the step count field are vectors which equates to clock edges or cycles depending on whether the PG is outputting vectors in DDR mode The PG outputs vectors in DDR mode if the PG option for DDR output is present and the DDR Output check box in the Module Setup page is checked See section 4 6 7 for more information Note that clock transitions are controlled from software and when the step count field is greater than one occur at approximately 200 us per transition Jump One possibility when the PG is running is that the PG is looping on a block infinitely waiting for a branch event In this case clicking on the Jump button will cause the branch to be taken at the end of the next iteration The bottom half of the status monitor window displays hardware internals Toggle the Show Hide Internals button to reveal and hide them as desired Some internals such as the master slave FPGA status readouts are not relevant to the user However values that might be of interest are HydraClk shows the measured input clock frequen
21. not met To illustrate the branch hold off requirement consider the following sequence Block Name Repeat Block1 Infinite Block2 Infinite Block3 1 Page 41 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Block loops until Evt1 is true then the sequence branches to Line2 Block2 loops until Evt2 is true then the sequence branches to Line3 Since Line is a branch destination the branch hold off restriction applies and no branch may be specified for at least 12 vectors Thus if Block2 is 12 vectors or longer the compiler will allow it Otherwise an error will be flagged 4 7 Running the PG Putting it all together a typical PGApp session begins with the following steps 1 Launch PGApp either explicitly connecting to PG module s through the connection dialog or implicitly connecting to PG module s from the previous session 2 Open the Channel Setup page Define and name logical groups assigning probe channel bits to each group These groups are presumably relevant to the specific SUT i e Address Data Control etc 3 Optionally open the Signals Setup page to configure the routing for the external event signal source and SignalOut signal destination 4 Use the Block Definition page to create blocks of data vectors For each block name it give it a length and use the Listing or Waveform window to enter its data 5 Optionally use the Event Definition page to define logical events
22. one for each byte lane of the 16 data bits The clock that is output is the one that corresponds to the least significant byte lane i e DO D7 Note that strobe timing is also coincident with this clock Now since this clock is synchronous with D0 D7 and indeed in the common case when all delays are set to zero or the same value it is hard to guarantee any reasonable setup hold timing to the SUT as the clock edge will be near the data transition Accordingly the PG inverts the output clocks of all probes as a matter of course to provide maximal data setup hold timing windows to the SUT However in the case of a discontinuous clock this method presents a problem since there is no guarantee when or whether a falling edge will occur and inverting it will not have desired behavior Thus in the discontinuous external clocking case probe output clocks are not inverted In this case this means that the user cannot use the probe output clock to clock data into the SUT and must either use a clock sourced from the SUT with a measured phase relationship to the output data or an appropriately delayed output clock from a different probe whose data byte is unneeded or at least insensitive to arbitrary delay to clock data in to the SUT 4 6 4 Events An event is a logical signal derived from a sum of products Boolean combination of nine input event signals The eight external input events from the Inputs Probe are always available plus on
23. sys Our installer puts this file in c windows system32 drivers If your computer needs help finding this file it should be easy for you to Browse for it in the directory listed above Page 57 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 8 Application Notes 8 1 Timing up a system Often a user needs data from the PG to arrive at the system under test SUT at an exact moment in time relative to the clock These notes may help the user understand the controls available and how to use them to accomplish this goal 8 1 1 User provided clock via the P300 Inputs Probe In this case the primary control for adjusting the data phase to the user clock is the in the Module setup window see 4 5 3 1 above The user should select Clocking gt External Once this selection is made then the adjustments for the External clock source are available The Delay control will allow the user to adjust the delay so that any phase is achievable at clock rates greater than 1 MHz The delay from the source User clock at the SUT through the PG and back to the Output Probe is unimportant in the continuous clock case simply add more delay until the desired clock phase is achieved To set up the delay use an oscilloscope or logic analyzer in real time and while running a pattern with changing data observe a changing data bit from an output probe relative to the clock at the SUT and increasing the delay until th
24. terminated or unterminated again jumper selectable from the bottom of the probe The termination value for the differential probe is 100 ohms and the single ended one is 50 ohms However these termination resistors are also accessible to the user from the bottom of the probe They are in standard 0603 packages The user can desolder the one present and replace the termination resistor with the desired value Page 54 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 J1 1 2 disconnects the differential termination J2 1 2 disconnects the single ended termination J3 1 2 selects differential clock 2 3 selects single ended clock 35 alte inal g gt gt i o y k kd R17 SE SF Nor glie or Figure 20 Bottom side of Inputs probe showing termination jumpers Provided with the P300 is a small circuit board with many square pins This accessory is the shorting bar The shorting bar has two functions 1 to tie unused clock and event inputs to a known logic level 2 to contain the unused signals in the P300 leadset so that they do not inadvertently touch active circuitry In systems where the logic low level is ground a user connects the unused clock and event inputs to the square pins that are tied together In systems where the logic low level is not ground the ground side of the leadset should NOT be connected to the shorting bar and an additional connection from the user system logic low lev
25. the control you may follow the value with a units designation hz Khz Mhz for frequency or ns us ms for period Alternatively you may use the up down arrows to make fine adjustments or the ellipsis button to the right to bring up a popup menu of options The supported frequency range of the PG3A module is 100 Hz to 300 MHz Please note that the PGApp still requires an approximate period frequency setting even if external clocking is used There are certain optimizations and limitations the PGApp creates and enforces based on clock frequency For a discontinuous clock the maximum burst period frequency should be entered Page 13 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Ref Clk Sre When internal clocking is selected the Ref Clk Src list box is enabled Use this control to select the reference source for the clocking system when using internal clocking Options include Internal 10 MHz External Ref Clk which uses external REFIN connector and Backplane Ref Clk for master PG modules plugged into a TLA mainframe Generally the internal 10 MHz option is the appropriate selection Clock Threshold When external clocking is selected the clock Threshold control is enabled This control sets the threshold voltage for the external clock input Inputs Probe with a valid range from 2 0V to 2 5V in 100 mV increments but with 2 mV quantization for values typed in directly
26. the Sequence page of the Program Window SUT System Under Test TLA Tektronix Logic Analyzer TMPC The Moving Pixel Company USB Universal Serial Bus a type of hardware software communication method for passing data from to the PG from a host computer whether on a TLA or some other computer Always required for operation Vector the data output during one clock cycle For single modules a vector consists of 64 data bits 8 inhibit bits and 4 strobe bits In merged modules a vector consists of 64xN data bits 8xN inhibit bits and 4xN strobe bits where N is the number of merged modules up to 4 Vectors are defined in a Listing Window or the Waveform window 3 Pattern Generator Hardware 3 1 PG3A Module Front Panel Please refer to the following picture while reading the description of the hardware front panel A D These are the connections to the probes No connection other than a connection to a PG output probe via the output probe cable should be made to this connector E Page 5 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 This is the connection to the Inputs Probe The Inputs Probe provides optional connections from the user system to the PG for the user clock either differential or single ended and the 8 external event inputs No connection other than a connection to the Inputs Probe via the Inputs Probe cable should be made to this connector F These four SM
27. the fuse holder cover up away from the line entry unit It will pivot to expose the fuse carrier e remove the fuse carrier from the body of the line entry unit The fuse is on the opposite side The carrier can be configured for either a single 4 x 1 14 inch fuse or two IED 5 x 20mm fuses Page v The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 1 2 Symbols and Terms These terms may appear in this manual A WARNING Warning statements identify conditions or practices that could result in injury or loss of life AN CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNING indicates an injury hazard not immediately accessible as you read the marking CAUTION indicates a hazard to property including the product The following symbol s may appear on the product A A i h dy CAUTION WARNING Pronective Ground Earth Terminal Riel to Manual igh Valag Earth Terminal Chassis Ground Standdy Page vi The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 2 Environmental Considerations This section provides information about the environmental impact of the product Product End of Life Handling Observe the following guidelines when recycling an instrument or component Eq
28. undesirable side effects Internally data delays are implemented by delaying the clock associated with the data Because changes to the data delay are asynchronous to the associated data clock it is possible to generate a clock glitch Ifa glitch occurs subsequent vectors output by the PG cannot be guaranteed to be correct until the sequence is stopped and restarted Thus the real time adjustment of data delay is currently intended to be used for calibration purposes only e g to align edge positions relative to reference signals when using a looping test sequence Page 20 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 We are working to improve this situation Please call us to discuss your critical application needs for glitch less run time data delay adjustment Data Delay 180 Deg When set true this control inverts the data clock used to output a probe data byte lane In conjunction with the corresponding Data Delay control this allows for a byte lane data delay adjustment of at least one full clock period for all continuous frequencies greater than 1 MHz Strobe Shape The strobe shape control selects a probe s output strobe shape pattern See section 4 6 6 for more information More Config This column provides a button for bringing up auxiliary configuration windows such as the Variable Probe Setup window for variable probes e g P375 and the Dual DAC Probe dialog for the P3
29. 10 0000000 ns 4444 8888 CCCC 0000 10 0000000 ns Example file Tek TLA Data Exchange Format Clocks Name Period Offset Duty Invert CLK1 10 50 0 Vectors End 0 Absolute Relative UserGrp1 0 15 UserGrp2 0 15 UserGrp3 0 15 UserGrg 0O 1111 5555 9999 DDDD 1 2222 6666 AAAA EEEE 1 3333 7777 BBBB FFFF 1 4444 8888 CCCC 0000 Example file SynaptiCAD Test Vector Spreadsheet Format Importing Data To import data into a block use the File gt Import Data menu option which brings up the Import Data dialog Browse for and select the file to import select the file type either Page 44 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Tek TLA Data Exchange Format SynaptiCAD Test Vector Spreadsheet Format or Agilent Pattern Generator format and click the Open button One common use for the import data function is to transfer data acquired from the Tek TLA To export data from the TLA the user can select the groups to export by shift clicking on the column headers in a listing window or leave all columns unhilighted to export all groups Then select the File gt Export Data menu option to output the selected data to a file Enter the file name fill in the export range options and save the file as type Tektronix TLA Data Exchange Format If all group names and widths in the file match the current system configuration loading proceeds normally If the file contains a subset of group
30. 11 Only one instance of the Variable Probe Setup window remains open at a time If the window is already open when a different variable probe button is clicked the window will be reinitialized with the new probe s information 4 5 3 3 1 P375 Variable Probe Setup Window Figure 7 shows the Variable Probe Setup window that configures a variable probe such as the P375 Variable Probe Setup 2 x Variable Probe Settings Probe A Normal Normal Slow AiD nhibit a Enable Slow Inhibit Slow Threshold v pav Slow Normal Normal Normal Normal Normal Normal Normal Normal perg PY pary gary peery pery pry g iy Figure 7 Variable Probe Setup window The P375 variable probe has 18 output signals 16 data channels a strobe and a clock Two inhibit inputs are also provided which are enabled when the Inhibit Enable check Page 21 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 box is selected The inhibit threshold voltage is then set using the Inhibit Threshold control Each channel may be independently configured with five configuration parameters High Level Low Level Slew Rate Differential and Delay These parameters plus the Group setting are described below Group Each variable probe channel may be assigned to a group which propagates parame
31. 14 bit DAC configures the probe to use only DAC1 fed by data bits 15 2 of the probe Each DAC has two configurable options Swing and Filter In single DAC mode the dialog disables the options for DAC2 Swing This option determines the voltage levels of the DAC output Unipolar sets the low output level to 0 volts and the high output level to 3 volts Bipolar sets the low output level to 1 5 volts and the high output level to 1 5 volts Filter This option selects the reconstruction filter used for the DAC output Four choices are available 300 MHz 30 MHz 3 MHz 300 KHz Page 23 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 5 3 3 3 P321 Serial Probe Support While the P321 serial probe does not have its own setup window PGApp does offer the Fill From File feature to help enter in serial data in the listing window Please see Section 10 for more information on using the Fill From File function The P321 serial probe supports RS422 RS232 SPI and I2C protocols While the hardware actively drives all protocols simultaneously when the PG is running only one will be correct depending on data content It is assumed the user will make the relevant signal connections between the SUT and the serial probe leaving other protocol signals unconnected Note that currently only protocol writes are supported no mechanism for protocol reads is implemented The following channel ass
32. 2 7 0 23 0 7 0 Page 64 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 SPI data lines for SPI contain values for each of the fields Fields are output in order left to right Bits of each field are output according to the endian ordering indicated by the field specifier Ex a0 7 6600 40 radix is hex The SPI mode indicates the CPH CPOL setting CPH determines the clock phase of a quiescent line CPH 0 means SCLK is low when quiescent and CPH 1 means SCLK is high when quiescent CPOL indicates which clock edge data is sampled by the slave CPOL 0 indicates sampling on the first clock edge and CPOL 1 indicates sampling on the second clock edge See Figure 22 for a graphical representation of SPI mode _ 80 Phase ICPHAY CHA 1 l any CPOL 0 CPL 1 Clock Polarity CPO Figure 22 SPI mode descriptions Page 65 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 11 Warranty Standard Product Warranty The Moving Pixel Company The Moving Pixel Company TMPC warrants that the products that it manufactures and sells will be free from defects in materials and workmanship for a period of one 1 year from the date of shipment If a product proves defective during this warranty period TMPC at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the
33. 2 System Window Once connection has been made to an instrument s modules the main window with its top level System window is displayed The System window Figure 3 shows a graphic representation of the pattern generator A single module instrument shows the module serial number a text entry field to name rename the instrument and buttons to bring up the two main configuration windows of PGApp the Program Window and the Setup Window also a vestigial button to turn on and off the instrument that is no longer functional A multiple module instrument adds slave module outlines to the main graphic each labeled with a slave module serial number SEE Pattern Pa Generator Ser 1002 oon S p 9o99 OOff Setup Prog PG1 Figure 3 System Window In the legacy Tektronix PG application the System Window had more functionality potentially showing multiple instruments and allowing the user to switch among them In PGApp the System Window is static and is mostly used to navigate to the Program and Setup windows 4 5 3 Setup Window Clicking on the Setup button in the System window brings up the Setup window The Setup window is a tabbed window with four pages Module Setup Channel Setup Probe Setup and Signals Setup While most setup configuration can be done at any time channel configuration should be performed first before setting up the pattern generator Page 12 The Moving Pixel Company PG3A User s Manual D
34. A connections provide connection for a time base reference and a trigger The timebase reference connections Ref In RefOut allow the user to provide a 10 MHz reference signal to the PG or accept a 10 MHz reference signal from the PG The trigger connections Trig In TrigOut allow the user to provide a trigger signal to the PG or accept a trigger signal from the PG The specification of the signal characteristics for these connectors are listed in Appendix A Table 2 and Table 3 G The USB connection is required for the control computer to communicate with the PG H The Status Display consists of 4 discrete LEDs and a two digit alpha numeric display The Run LED is green when on and indicates when the PG is actively outputting a pattern and has not stopped The Wait LED is yellow when on and indicates the PG is actively outputting a single line of the pattern waiting on an external event or a control from the GUI to cause it to move on to the next pattern in the sequence The Error LED is red when on and indicates some kind of error condition when on An error code appears in the alphanumeric display to indicate the error type A table is listed in Appendix C that associates the error code with a description of the nature of the error The alphanumeric display normally displays a code that indicates the mode in which the PG is operating For the PG3A and in the case of no error it always displays P1 mean
35. Clock Filter Period When external clocking is selected the clock Filter Period control is enabled This control adjusts the filter period for glitch filtering on the external clock input Inputs Probe with options of 0 1 4 and 10 ns Clock Invert When external clocking is selected the clock Invert control is enabled When set true this control inverts the external clock input Inputs Probe before it is used by the PG In conjunction with the clock Delay control this allows for a global data delay adjustment of at least one full clock period for all continuous frequencies greater than 1 MHz Clock Delay When external clocking is selected the clock Delay control is enabled This control adjusts the delay of the external clock input Inputs Probe before it is used by the PG In conjunction with the clock Invert control this allows for a global data delay adjustment of at least one full clock period for all continuous frequencies greater than 1 MHz The delay range supported by the PG3A hardware depends on the input clock frequency For clock frequencies less than 29 MHz the delay may be set from 0 to 500 ns For clock frequencies greater than or equal to 29 MHz the delay may be set from 0 to 17 25 ns Precision of delay specification is very fine 10 ps however absolute accuracy is more coarse Fine adjustment of delay is intended to be a relative and not an absolute control Because of the diffe
36. Griffith Drive Suite 106 Beaverton Oregon 97005 USA information movingpixel com http www movingpixel com http www movingpixel com PG3A html http www movingpixel com PGFAQ html Page ix The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 2 Overview This manual and the product marking assumes that the user has more than basic electrical electronic circuit knowledge and is competent by either education or experience to operate this equipment The pattern generator PG is a digital instrument that outputs data patterns created off line by a user downloaded into the hardware and played out in real time under the control of application software USB Link s External Clock Inputs Data Data to Target Figure 1 PG Functional Components Figure 1 shows the main functional components of the PG which are e One to four PG Modules e g PG3As e Data Probes e Inputs Probe e TLA or PC running PGApp under Microsoft Vista or XP operating systems A quick overview of each of the components follows below PG Module The PG module is the primary hardware engine of the pattern generator instrument Controlled by the controlling PG application via a USB connection the PG module plays data sequences comprising up to 64 data signals out to 4 data probes connected to the system under test SUT A PG module may be provided in a form suitable for operation inside a Tektronix Logic Analyz
37. MHz DDRIO FLvl 13 HydracClk 99 9998 MHz ODFFLM 7 UserClkB4Dly 99 9998 MHz Update Fifo Flags Ox00000 FinalUserClk 99 9998 MHz Slave FPGA Status Pod Events 011111111 DDRIO FLvl 19 Unfiltered Events 0000 0000 ODF FLyl 7 Waitfor Events 0000 0000 Fifo Flags Ox00000 Branch Events 0000 0000 DDR Refresh Okay TLA Backplane not detected Figure 15 Status Monitor Window The top pane in the status monitor shows the PG instrument and its run status Idle Waiting Running or Stepping Idle the PG is not running probe output clocks are set low and data outputs are set to high impedance if the Hi Z on Stop option is checked in the Module Setup page Waiting the PG s pipeline is stalled waiting for the indicated logical event This event is one that was specified in the WaitFor field of a sequence line In this case the last vector from the previous block is repeatedly output until the event evaluates true Running the PG is actively outputting vectors and proceeding through the sequence Stepping the PG is outputting a vector while in step mode and is waiting for the step button to be pressed to output the next vector s Also displayed in parentheses is the number of vectors stepped since the PG was run Three buttons below the status pane control flow control of the PG program Page 34 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Advance if the PG
38. Mechanical Characteristic Description Event Action Advance or Branch Number of Event Inputs 9 External 8 from Inputs Probe 1 from front panel Trig In Number of Event definitions 8 up to 512 event input patterns can be OR d to define an event Event Filtering 0 ns 25 ns or 50 ns Event threshold 5V to 5V Sensitivity minimum 500mV p p Signal amplitude limits SVDC to 5VDC Variable Event Setup Latency FREQLAT used below in Waitfor Branch setup calculation 300 MHz 2 user clocks 250 MHz 6 user clocks 200 MHz 8 user clocks 150 MHz 12 user clocks 100 MHz 14 user clocks 50 MHz 18 user clocks lt 10 MHz 22 user clocks WaitFor Setup Time 130 ns lt filter dly gt 10 user clocks FREQLAT Branch Setup Time 130 ns lt filter dly gt 21 user clocks FREQLAT External Trigger Input via front panel SMA female connector Sensitivity minimum 500mV Threshold AC coupled not adjustable edge only Termination 1 05 kOhm Operational limits 500mV to 5V p p Risetime No slower than 10V uS External Trigger Output via front panel SMA female connector No load 3 3V p p typ ground referenced DC coupled 50 ohms 1 6V p p typ ground referenced DC coupled Inputs Probe Characteristic Notes Weight 120 grams approximate Dimensions Length 117mm Width 77mm Height 27mm approximate Cable to module
39. SPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TMPC AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES THE ABSOLUTE MAXIMUM LIMIT OF LIABILITY UNDER THIS WARRANTY IS TO THE AMOUNT PAID BY THE CUSTOMER FOR THE PRODUCT FOR WHICH A WARRANTY CLAIM IS MADE Contact information The Moving Pixel Company 4905 SW Griffith Drive Suite 106 Beaverton Oregon 97005 USA 1 503 626 9663 Pacific Time Zone 1 503 626 9653 fax www movingpixel com information movingpixel com Page 66 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 12 Software License Agreement PLEASE READ THIS DOCUMENT CAREFULLY BEFORE USING THE SOFTWARE BY USING THE SOFTWARE YOU ARE AGREEING TO BE BOUND BY THE TERMS OF THIS AGREEMENT IF YOU DO NOT AGREE TO THE TERMS OF THIS AGREEMENT DO NOT OPEN INSTALL OR USE THE SOFTWARE PROMPTLY RETURN WITHIN 15 DAYS THE SOFTWARE ALL RELATED DOCUMENTATION AND ACCOMPANYING ITEMS TO THE PLACE OF ACQUISITION FOR A FULL REFUND This is a legal agreement between you and The Moving Pixel Company TMPC This Agreement states the terms and conditions upon which TMPC offers to license the software sealed in the disk package together with all related documentation and
40. The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 lr aah 4 FILII a PG3A User s Manual Version 1 09 November 2009 Page i The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Table of Contents 1 1 General Safety Summary sisccdsssdoccssecysssvecceenresernosccpansenswdeeuesaevendadsoenveavwaneveness iv 1 1 1 To Avoid Fire or Personal Injury or Damage to Equipment 0 iv 1 1 2 Symbols and Terms sr esie osinean E Ea a e aha vi 1 2 Environmental Considerations cccscscscsccscssscsssscscscsescscscsscssscsesesees vii 1 3 Before Operating the Instrument seossooessosesoeessccssoccesocesoosesocessecesocesocseo Viii 1 4 Contacting The Moving Pixel Company cccccsssccssssccssssccssssccsssscsseeces ix Ds NOV a TA eis TEE Neca at enslisva se ca A TEENE E EN 1 21 Terms and DefinitioihS isses sossen ssis 3 3 Pattern Generator Hardware sssssessesssssseesesssessoeseessessosscessessosscessesscescessessoesecesesee 5 3 1 PGSA Module Front Panel soesesooseesessossesessossesoosossossossesossossesossossessosseseseoss 5 4 PGAPP SoftWatE resisite retine eiee ra tess e s aa aaae raisa 8 4 1 InstallatiONsssssssessscssscisossesssissescssnsssasssesrstsetssossss nises ve desnsccusteesiab cchkdesanendenieestd 8 4 2 Quick Start 656s csccesscasiesacisiocasdeeacvonscdascveriansueceanednsessuvsdactcasnesntiaanssadestevsaeciecastc
41. adjustment range 30 MHz and above clock Below 30 MHz Frequency and connector type Sensitivity Termination Operating Limits Frequency and connector type Amplitude square wave No load 50 ohms Inherent skew any data output to any data output External Reference Input via front panel External Reference Output via front panel Outputs 17 25 nS in 20pS steps 500 nS in 20pS steps 10 MHz SMA female connector 500mV ac coupled 50 ohm 500mV to 5V peak peak R D limiter internal to PG 10 MHz SMA female connector 3 3V p p max ground referenced DC coupled 1 65Vp pmax ground referenced DC coupled 150pS max includes probe cable skew measured at probe input Does not include probe skew which is probe type dependent Byte skew adjustment range 30 MHz and above clock 17 25 nS in 20pS steps Below 30 MHz 500 nS in 20pS steps Cable from module to output probe Approximately 1500 mm An inversion control is also available that effectively doubles the range This gives the user at least one clock cycle of delay adjustment at the lowest clock frequency An inversion control is also available that effectively doubles the range This gives the user at least one clock cycle of delay adjustment at the lowest clock frequency Page 60 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Table 3 PG Event Processing and Inputs Probe
42. any way by any third party other than TMPC LIMITATION OF REMEDIES AND DAMAGES THE ONLY REMEDY FOR BREACH OF WARRANTY IS THE EXPRESS LIMITED WARRANTY SET FORTH ABOVE IN NO EVENT WILL TMPC OR ITS LICENSORS BE LIABLE FOR ANY PUNITIVE INDIRECT INCIDENTAL SPECIAL OR CONSEQUENTIAL DAMAGES OR FOR ANY LOST PROFITS LOST SAVINGS LOST REVENUES OR LOST DATA ARISING FROM OR RELATING TO THE SOFTWARE OR THIS AGREEMENT EVEN IF TMPC OR ITS LICENSORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES IN NO EVENT WILL TMPCS LIABILITY OR DAMAGES TO YOU OR ANY OTHER PERSON EVER EXCEED THE AMOUNT PAID BY YOU TO USE THE SOFTWARE REGARDLESS OF THE FORM OF THE CLAIM Some countries states do not allow the limitation or exclusion of liability for the Page 68 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 incidental or consequential damages so the above limitation or exclusion may not apply to you PRODUCT RETURNS If you must ship the Software to TMPC or an authorized TMPC distributor or dealer you must prepay shipping and either insure the software or assume all risk of loss or damage in transit U S GOVERNMENT RESTRICTED RIGHTS All Software and related documentation are provided with restricted rights Use duplication or disclosure by the U S Government is subject to restrictions as set forth in the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 or the Commercial Computer Softw
43. are Restricted Rights at 48 CFR 52 227 19 as applicable If you are sub licensing or using the Software outside of the United States you will comply with the applicable local laws of your country U S export control law and the English version of this Agreement MANUFACTURER The Moving Pixel Company 4905 SW Griffith Drive 106 Beaverton OR 97005 1 503 626 9663 phone 1 503 626 9653 fax www movingpixel com GENERAL This Agreement is binding on you as well as your employees employers contractors and agents and on any successors and assignees Neither the Software nor any information derived therefrom may be exported except in accordance with the laws of the U S or other applicable provisions This Agreement is governed by the laws of the State of Oregon except to the extent federal law governs copyrights and federally registered trademarks This Agreement is the entire agreement between us and supersedes any other understandings or agreements including but not limited to advertising of the Software If any provision of this Agreement is deemed invalid or unenforceable by any country or government agency having jurisdiction that particular provision will be deemed modified to the extent necessary to make the provision valid and enforceable and the remaining provisions will remain in full force and effect If any legal action is brought by you or TMPC regarding the Software or this Agreement the prevailing party shall be entitled t
44. ate signals in a test environment Output data can be tri stated as part of the programmed sequence or via external inhibit signals A variety of different probes are available each conforming to a particular I O standard Probes of different types can be attached to a single PG module Specifications and operating instructions for all the probes and accessories was provided in a separate document Users can also download the most recent version of these documents at www movingpixel com PG3A html Inputs Probe The Inputs Probe receives an external clock and 8 external event signals from the SUT and passes them in to the master PG module If present the external clock from the Inputs Probe can be used as the PG s synchronizing timebase for data output and external event signals can be used for sequence flow control i e stalling output or branching when an event is true Note that the external event signals of the Inputs Probe are not used directly for sequence flow control but rather are used to define logical events by the user consisting of a boolean sum of products of the external event signals See Appendix B of this document for the specifications and characteristics of the Inputs Probe PGApp PGApp is the controlling software for the pattern generator and runs under the Microsoft Windows operating system 2K XP Vista The host for PGApp may Tn the rare instance that this manual references the Tektronix TLA mainframe the
45. ay specification is very fine 10 ps however absolute accuracy is more coarse Fine adjustment of delay is intended to be a relative and not an absolute control Note that when holding a spin arrow the display updates continuously but the value is not sent to the hardware until the arrow is released Because of the different supported delay ranges depending on frequency the hardware actually measures clock frequency to ensure settings remain within specification At clock frequencies greater than 20 MHz the user is notified when the PG is running if the clock frequency measures greater than 3 from the declared frequency in the Module Setup page Also when the declared clock period frequency is changed such that any of the data delays are outside the new valid range the user is notified The user should be aware that when adjusting this control if the user is monitoring the data and its associated clock signals the user will not see any change in the relationship of these signals as the delay value is changed The clock and data move together and change relative to all the other clocks and data bytes To see the delay changing the user will need to monitor the high byte in any probe relative to the clock OR monitor data bits in the low byte relative to the high byte OR any data relative to the clock or data in another probe Lastly the user should be aware that adjusting the data delay in real time when the PG is running can have
46. cy from the Inputs probe if clocking is set to External or the internally generated clock frequency if clocking is set to Internal Module Setup page FinalUserClk shows the measure output clock frequency This will be 0 Hz if the PG is not running since the clock is turned off at this time Otherwise when running the FinalUserClk value should be equal to the HydraClk value PodEvents shows the activity and level of the event signals from the Inputs probe as well as the signal input source defined in the Signals Setup page The display value is in the same order as they are shown in the Event Definition page i e Signal E7 E6 EO Activity is shown with a static levels are shown with a 0 or 1 WaitFor Events shows the activity and level of the WaitFor logical event register The bits of this register are tested for WaitFor event flow Page 35 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 control Thus these bits follow event filtering and using the Advance Mode Level Edge detection specified in the Module Setup Branch Events shows the activity and level of the Branch logical event register The bits of this register are tested for Branch event flow control Thus these bits follow event filtering and using the Jump Mode Level Edge detection specified in the Module Setup When the PG is running the status monitor is updated automatically once every 2 secon
47. d However when the PG is not running the status monitor is not automatically updated as most fields are irrelevant when the PG is stopped However the HydraClk measurement and the Pod Events display might still be useful when the PG is stopped and so the Update button is provided for the user to refresh the status monitor display Page 36 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 6 PG Concepts 4 6 1 Merging Modules While one PG module provides 64 channels of output data up to four PG modules can be connected together to form an instrument with up to 256 channels Sometimes this is referred to as merging modules An instrument comprising more than one module has one module designated as a master P1 and the rest as slaves P2 P3 P4 This designation is determined by your ordering of modules in the Connection dialog To run the PG as an instrument with merged modules perform the following steps 1 Power off PG modules 2 Connect a USB cable from your computer to each PG module If necessary you can use a USB hub 3 Connect the modules together using a P390 Hydra cable The P390 has one large 68 pin master connector and four cables emanating from the master connector each terminating in a 36 pin slave connector The master connector plugs into the Hydra Out port of the master module and a slave connector should be plugged into the Hydra In ports of each of the slave modu
48. d the clock is allowed to transition and behaves as documented in Figure 17 Once running the Status Monitor window can be used to see and control sequencer and instrument state see section 4 5 5 for more information Vectors are output until the last sequence line in the sequence has been played or the Stop button is pressed RUN lt ARMED gt e RUNNING gt j j Y Output Clock continuous mode Output Data VECTOR 1 X veeror 2 X vector 3 X RUN lt ARMED a e RUNne gt H Output Data VECTOR 1 Xeron 2 X vecror aX When the PG is armed but not running the output clock may be high or low depending on the Discontinuous Clock setting in the Module Setup Window Normally the output clock is inverted to maximize setup and hold timing relative to data output Thus data will transition with the falling edge of the output clock and the output clock will be high when armed However if the Discontinuous Clock setting is true the output clock is not inverted Data will transition with the rising edge of the output clock and the output clock will be low when armed 10 This discussion assumes the DDROutput checkbox of the Module Setup page is not checked Output Clock discontinuous mode Page 43 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Figure 17 PG Output Start Timing assumes data delays are zero
49. d as support for the P321 serial probe to automate generation of serial data protocol signals from data values stored in a file making it more convenient and less tedious for the user to build complex serial data patterns In the future this feature may be expanded to support more general functionality 10 1 Fill From File Operation As it is currently defined the fill from file function allows a text file to be used as input to a data compiler to generate low level serial bit patterns for RS232 RS422 I2C and SPI To activate the function 1 Right click in a group column header in a Listing window or select a single column range of cells and right click 2 Select the Fill context menu option and the From File sub menu option to bring up a file dialog 3 Browse for the text file to use as input and click Open The data compiler will import data from the file parse it according to embedded commands and build a column of data vectors to enter into the selected group or column of cells If the current block length is different than the length of the generated data from the file the user is asked whether the block length should be lengthened or shortened accordingly The user can click on Yes No or Cancel with the following results 1 Yes lengthen or shorten block as necessary padding with zeros or truncating other groups in the block respectively 2 No leave block length and truncate or pad with
50. data but in any event any existing data is lost Accordingly the user is notified and asked whether to load the new system without saving the current system first or he may cancel Save System saves the current configuration automatically to the last system file loaded assuming no intervening Default System or a connection to a different PG instrument configuration has occurred Otherwise this menu option behaves like the Save System As menu option Save System As saves the current configuration to a designated file Export Data brings up the export data dialog to export a block of data to a file This menu option is only available if a Listing window is active See section 4 8 for more information Import Data brings up the import data dialog to import a block of data from a file This menu option is only available if a Listing window is active See section 4 8 for more information Page Setup brings up page setup dialog for setting print options such as printer paper size tray orientation and margins Print brings up print dialog for printing Options for what to print depend on which window is active If the system window is active lt most recently used system files gt loads the selected recent system file Exit exits PGApp The user is asked whether to save system settings before exiting System Menu Run Stop System runs the PG Equivalent to clicking the Run Stop button on the sy
51. defective product In order to obtain service under this warranty Customer must notify TMPC of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by TMPC with shipping charges prepaid TMPC shall pay for the shipping charges resulting from the return of the product to Customer Customer shall be responsible for paying all duties taxes insurance and any other charges for products returned This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care TMPC shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than TMPC representatives to install repair or service the product b to repair damage resulting from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use of non TMPC supplies or d to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product THIS WARRANTY IS GIVEN BY TMPC IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED TMPC AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TMPCs RE
52. djustment is from 0 to 2 4 ns in 20 ps steps Note that delay adjustments to a channel in differential mode will maintain the current delta delay between channels and will limit the adjustment range accordingly For example let s say Ch0 is set to non differential mode and ChO has a delay of 100 ps and Ch1 has a delay of 200 ps If Ch0 is then set to differential mode and its delay is set to 500 ps then Ch1 which has become the negative differential channel to ChO will automatically be set to 600 ps Moreover the ChO delay maximum will now be 2300 ps as opposed to 2400 ps in non differential mode 4 5 3 3 2 P311 Dual DAC Probe Dialog The Dual DAC Probe Configuration dialog is shown in Figure 8 Page 22 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Dual DAC Probe Configuration l Mode single 14 Bit DAC DAC 1 swing a Filter 100 MHz m DAC 2 Swing Unipolar Figure 8 Dual DAC Probe Dialog This dialog is modal and is opened when the Cfg button is clicked in the Probe Setup page for the P311 probe The following fields are provided Mode This option selects one of two modes of operation for the P311 probe The first mode Dual 8 bit DAC configures the probe to use both DAC outputs fed by the MS and LS bytes of its data stream DAC1 is fed by data bits 7 0 and DAC2 is fed by data bits 15 8 of the probe The second mode Single
53. dow manually for example to see warnings you can manually bring up the Output window using the View gt Output menu option Page 42 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 on the number of data vectors The current download speed is roughly 20 seconds per 1 million vectors Note that for subsequent runs if no changes have been made to block and sequence data download does not reoccur Arming If the Run Trigger source in the Signals Setup page Setup Window is set to None this stage is skipped and the PG moves to the output stage Otherwise the PG enters the armed state and waits for the specified run trigger to occur any occurrences of the run trigger prior to reaching this stage are ignored The arm state is such that the first vector of the sequence is asserted at the probe outputs but the output clock is quiescent Then when the run trigger source asserts the output clock is enabled and the PG will begin sequencing One option for the run trigger is HostTrig which is sent by the user by pressing the Run button when the PG is armed Moreover the host trigger can be used as an override of any other run trigger source forcing the PG from the armed state to output Output Once data has been downloaded to the PG module s and the PG has been armed the PG begins to output vectors Up until this time the output clock has been held quiescent When the PG is triggere
54. e which and distributes the master module s clocks and events to slave modules for synchronization Jump designated by the JumpTo field in a sequence line to unconditionally force program flow to play from the given destination sequence line Module the main hardware engine of the pattern generator instrument Controlled by the controlling PG application via a USB connection the PG module plays data sequences comprising up to 64 data signals out to 4 data probes connected to the SUT Probe I O devices that connect a PG module to the SUT Data probes provide the output path for pattern data The Inputs probe provides an external clock time base for playback and eight input event signals to use for sequence flow control Strobe an output signal that can be used as an enable or gated clock by the SUT Data that controls the strobe is defined exactly as other output data Page 4 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Sequence a description of how blocks are output from the PG specifically the order of block output how many times each block loops and a designation of how events should control playback i e via WaitFor stalls and conditional branches Each line in a sequence describes the output of one block and there is no restriction on the number of lines that can reference the same block Only one sequence is loaded and active in PGApp at any time The sequence is defined in
55. e Control software requirements and limits Operating system Microsoft Vista or XP 1 Because of the way that the pattern compiler works it is difficult for the user to predict actually how much memory is required for a given pattern Issues like partial loop unrolling small block replication etc greatly complicate the calculation Of course once a pattern is compiled the memory footprint is exactly known Please contact the factory for more information Page 59 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Table 2 PG Clocking and Reference Input Output specifications Characteristic Description Internal Clock Clock Period 10mS to 3 33nS Clock Frequency 100 Hz to 300 MHz Period resolution Frequency accuracy internal timebase 300ppm External Clock Input via Inputs Probe both differential and single ended jumper selectable on Inputs Probe Clock Frequency DC to 300 MHz Threshold 2 0V to 2 5V single ended input only differential clock input is non adjustable Resolution 32 bits Minimum pulse high low 1 4nS Input Impedance Jumper selectable on or off resistor changeable by user shipped as 100 ohm differential 50 ohm single ended Sensitivity 500mV p p Round trip time approximate 80nS 30 MHz and greater else 120nS Clock at input probe to clock appearing at output probe output Clock delay
56. e desired relationship is achieved In this case users would not normally use the clock output of the Output Probe The user should then stop and restart the PG perhaps saving the System first to assure proper operation across all data channels after adjusting the delay see Data Delay in section 4 5 3 3 for an explanation 8 1 2 PG to FIFO connection In many systems an interface between to logical sections is connected via a FIFO While there are many types of FIFO interfaces we are referring to an interface that has Data Clock Write enable inputs and a Ready output signal at the FIFO The most straightforward interface for use with the PG is 1 tie WE active always 2 gate the clock with the Ready signal from the FIFO Connect this gated clock to the P300 Inputs probe as the clock input and use the PG in discontinuous clock mode 3 Connect the clock from an output probe to the FIFO input clock adjusting the timing if necessary In this manner whenever the FIFO is ready the PG will clock a piece of data into it This avoids the use of events and the round trip delays incurred and special programming to construct an interface Page 58 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 9 Appendix A PG3A Specifications Characteristics and Specifications Tables 1 through 4 list the characteristics and specifications for the pattern generator Table 5 lists details about the sh
57. e of potentially five other possible events ExtTrigIn and four TLA backplane events only if the master module is plugged into a TLA Which of the five is Page 38 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 used is determined by the Signal Input configuration on the Signal Setup page Up to 8 distinct events can be named and defined in the Event page of the Program window Events can be referenced in the WaitFor and or Jumplf fields of a sequence line and are the mechanism for flow control when the PG is running An event specified in the WaitFor field of a sequence line that evaluates false when processed will stall output i e play the last vector of the previous block until the event becomes true An event specified in the Jumplf field of a sequence line that evaluates true when processed will branch to the sequence line specified by the JumpTo field If it is necessary to distinguish in which field an event is referenced the terms WaitFor and branch events shall be used respectively While waitfor and branch event processing share many stages including event signal conditioning logical event computation and filtering at the last stage they diverge where each type is configured individually for use in Edge or Level mode Level events are the simpler of the two types where the Boolean expressions that define them are evaluated at the time they are needed In contrast edge events are detected and
58. e upon receiving the defective disk at the address set forth below No distributor dealer or any other entity or person is authorized to expand or alter this warranty or any other provisions of this Agreement Any representation other than this express limited warranty will not bind TMPC EXCEPT AS STATED ABOVE IN THIS AGREEMENT THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TMPC does not warrant that the functions contained in the Software will meet your requirements or that the operation of the Software will be uninterrupted or error free You assume full responsibility for the selection of the Software to achieve your intended results and for the installation use and results obtained from the Software You also assume the entire risk as it applies to the quality and performance of the Software Should the Software prove defective you and not TMPC or its distributors or dealers assume the entire cost of all necessary servicing repair or correction This warranty gives you specific legal rights and you may also have other rights that vary from country state to country state Some countries states do not allow the exclusion of implied warranties so the above exclusion may not apply to you TMPC disclaims all warranties of any kind of the Software was customized repackaged or altered in
59. el should be made to the shorting bar Page 55 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 TTITTTTT Figure 21 Shorting Bar In the PGApp software there are settings for the event and clock threshold voltages If the user has selected the differential clock input for the P300 via the jumper on the back of the probe the threshold should be set to 0 volts The threshold is not adjustable in the case of the differential input Page 56 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 7 Troubleshooting notes 7 1 PG is locked by another user Please select a different PG In rare instances of a software failure or a computer crash upon the next starting of the PG application the user may get a dialog box PG is locked by another user Please select a different PG This is the result of a semaphore file not being deleted at application closure If you get this error AND you are sure that there are no other PGApps open and connected to this PG then you can find and delete the semaphore file to correct the error The semaphore file is located in the same directory as the application PGApp exe Its name takes the form PGSemaxxxx where xxxx is the last 4 digits of the serial number of the unit 7 2 Trouble with CyUSB sys On some computers the operating system seems to have trouble automatically finding our hardware driver file CyUSB
60. em Window Double click in the number field to the left of Block This should bring up the editor Edit the first line first group to all FFFFs Run the PG Your data line should be toggling at a 25 duty cycle Quick start now complete See sections 4 6 and 4 7 for a more complete description on PG concepts and running the PG Page 9 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 Define groups carefully and with thought If you change group definitions later after you have defined vectors you will find that the vectors will need to be entirely re entered 2 When holding a spin arrow in the GUI delay for example the hardware will not reflect the state of the spin arrow setting until it is released 4 4 General Description The pattern generator program PGApp is the heart of the pattern generator product Using PGApp you can create blocks of data vectors that can be used to build complex pattern generator programs The program uses external and internal events to determine specific actions such as loops and branches to other data blocks The program clock rate can be controlled by several clock sources You can also set up the pattern generator to single step through programs and output a single set of vectors with each clock cycle This is useful for troubleshooting or debugging setups Finally through the use of Microsoft s Component Object Model COM PGApp can be controlled r
61. emotely from client applications via the TMPC Pattern Generator Programmatic Interface PPI This document does not discuss further the details of PPI For complete information please consult the PPI User s Manual PGAppDotNet does NOT support the COM remote control functionality Central tasks in PGApp can be broadly categorized into three categories Hardware Setup Program Definition and Operation Hardware setup is configuring the hardware Configuration can be broken down into the following tasks e Module Setup configuration of clock settings input clock event signal filtering and thresholds and run modes e Channel Setup logical group definition names widths and channel assignments e Probe Setup configuration of probe options such as output level data delay and strobe shape e Signal Setup routing of signals for logical event definition run triggering and output of the logical SignalOut Program setup describes data content and playback flow control The description is hardware independent though it does rely on group definitions from channel setup Program setup can be broken down into the following tasks e Block Definition describes pattern data and logical grouping of vectors into named blocks e Sequence Definition describes output data flow i e how blocks are to be output including waiting looping and branching constructs e Event Definition describes how input event signals should be co
62. er 7xx or 7xxxx mainframe TLA or provided in a cabinet for stand alone operation Note that in the case where a PG module is installed in a TLA a USB connection is still used for PG module control and the Tektronix TLA application is not in any way aware of the presence of the PG module In Page The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 general there is no functional distinction between these two PG types except for the availability of the TLA s backplane signals and reference clock A master PG module installed in a TLA can use the backplane signals as input events sources for the PG run trigger and SignalOut destinations In addition the TLA 10 MHz reference clock can be used as the master clock reference for the PG As PG modules are connected to the host computer via USB there is not practical limit to the number of PG modules that can be connected to a single host computer using a USB hub Up to four modules can be merged to form a logical PG instrument wider than 64 data channels In addition multiple copies of the PG application software can run on a single host computer and control multiple PG instruments independently See Appendix A of this document for the specifications and characteristics of the PG3A pattern generator Data Probes The pattern generator data probes connect the PG module to the SUT providing a clock configurable strobe and up to 16 data channels to simul
63. es or channel ranges separated by commas in MSB to LSB order However as channels may not be assigned to more than one group you must first remove channels assigned to one group before assigning them to another Alternatively you may click on individual channel buttons that are marked as Not grouped in the channel definition pane to add individual channel names to the current group list In addition buttons from the first column of the channel definition pane allow you to add delete the corresponding row of data channels not including inhibit and Page 17 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 strobe These buttons are just a shorthand for clicking each data channel in the row to add them to or delete them from the current group Please note that when channel assignments are changed for a group existing program data defined for that group does not automatically transfer As the software was originally written data is stored and associated with channels and not groups which are treated merely as aliases for channels Thus it is important that you make the proper channel assignments to groups before defining any data otherwise data is effectively lost when subsequently changing channel assignments 4 5 3 3 Probe Setup Page Use the Probe Setup page to specify the probe details such as the output voltage level data delays and strobe information It also reads back the actual setting of a
64. gram definition debugging and PGApp demonstration Page 37 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 While offline modules do not simulate running the PG they are benign as slave modules when the master PG module is real Thus for example you could load and run a 4 module system into an instrument configuration having one real PG module as master and three offline modules as slaves On the other hand if the master module of a PG instrument is an offline module the instrument is considered to be in Offline mode In this case running the PG is not an option and the Run button is grayed even if one or more slave modules are real However pressing the grayed run button does compile the current program and report any errors or warnings Unlike the legacy Tektronix PG application offline modules are not configurable using ini files Instead offline modules have configurable probe types Probe Setup page and automatically inherit probe types when loading system files if the default option Offline Modules Inherit File Pod Types is set to Yes System gt Options menu defaults page This allows the loading viewing editing and saving of system files having any instrument configuration Note that PPI applications that launch PGApp servers always start with an instrument defined as a single offline module 4 6 3 Output Clocking Each probe has one output clock but two delay controls
65. he user must have administrator privileges The PGApp installation copies two USB driver files to the windows system32 drivers directory CyUSB sys and CyUSBVista sys The CyUSB sys is initially installed as the active USB driver and works for XP and Win2k machines The CyUSB Vista driver is necessary for Vista systems and is backward compatible with XP and Win2k systems However while the Vista driver features faster pattern downloads 10 20 it is at the expense of a much slower application start time greater than 5 seconds per connected module To use the Vista driver do the following 1 Rename the CyUSB sys driver to CyUSB_XP sys 2 Rename the CyUSB Vista sys driver to CyUSB sys 3 Reboot the machine 4 1 2 License files For some PG options a license file is required At this writing options P3DDR and options running with the PGRemote application require license files For license file installation consult the appropriate documentation Page 8 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 2 Subsequent Installation Upgrade Uninstall the current version of PG software Start gt Settings gt Control Panel Add or Remove Programs option Download and run the PGApp installer from the website http www movingpixel com PGUpgrade html Upgrades are also available via CDROM Please contact us if you prefer this method Follow the installation instructions The installation directo
66. ignments are assumed for the P321 probe RS422 RS232 BitO TxD Bitl DTR Bit2 RTS Bit3 Disable TxD tri state TxD Bit4 Disable DTR tri state DTR Bit5 Disable RTS tri state RTS SPI BitO SCLK Bitl MOSI Bit2 GPO general purpose output Bit3 GP1 general purpose output Bit4 GP2 general purpose output Bit5 GP3 general purpose output Bit6 GP4 general purpose output Bit7 GP5 general purpose output IC Bit0 SCL Bitl SDA For simple applications of the serial probe the user can define a single group of sufficient width to hold the relevant protocol bits For example the group SerBits defined with channels C 7 0 would work for all the above protocols assuming the probe was connected to port C on the PG C 1 0 would also work for both I2C and SPI assuming none of the general purpose outputs for SPI were to be used For RS422 RS232 the data compiler invoked via Fill From File always sets DTR and RTS high and clears the disable bits For SPI all general purpose outputs are set to 0 Advanced users who want to set these bits differently should assign them to a different group which can than be manually defined separately from the Fill From File operation the data compiler simply drops MS bits from the definition if the fill group is too narrow For example if you define group SerBits as C 1 0 and group GPBits as C 7 2 Page 24 The Moving Pixel Company PG3A User s Manual Doc Rev 1
67. ing PG unit 1 I Ethernet connection is reserved for future use It is not functional in the PG3A and may never be made functional J The Hydra Out connection is used on a PG module when it is configured as the master module of an instrument with multiple modules and is not used otherwise In this case a Hydra cable is used to connect the master module to itself and its slaves K The Hydra In connection is used on a PG module when it is configured as part of an instrument with multiple modules and is not used otherwise In this case a Hydra cable is used to connect the master module to itself and its slaves L Page 6 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 TekLink connection is reserved for future use It is not functional in the PG3A and may never be made functional TekLink is a trademark of Tektronix Inc Page 7 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 PGApp Software 4 1 Initial Installation Install by running Setup exe off of the distribution CD ROM which by default locates the application directory in C Program Files TMPC PGApp PGApp Make you have the prerequisite Microsoft Net package installed see the end of section 2 above before starting the installation Please also read paragraph 7 2 in the troubleshooting section of this manual 4 1 1 Vista Users To install the software in a Vista system t
68. ion Sequence Definition and Event Definition Because of the dependency of program data on group definitions you should make sure channel configuration has been performed before setting up the pattern generator program Use the Program windows in the following sequence 1 Use the Block Definition window together with the Listing or Waveform window to define the data blocks and the vectors in each block 2 Use the Sequence Definition window to define a high level sequence flow of the pattern generator program 3 Use the Event Definition window to define how events are used with the pattern generator program The following sections describe each page in more detail 4 5 4 1 Block Definition Page Use the Block definition page to define blocks of output data You can define the size of each block and assign each block a meaningful name such as Init Read Cycle Interrupt Figure 10 shows an example of the Block Definition window Page 26 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 5 x 2 X aA Hae E ml Sequence Event Block List cia Bek peot Figure 10 Block Definition page Program Window Each block has an associated Listing and Waveform window The Listing window may be brought up via a button on the Program window or Waveform window toolbars if enabled or by double clicking the block number in the Block Definition page The Waveform wi
69. ipping container All specifications are valid after the unit has been operating for 30 minutes in a temperature stable environment Please note that any operation outside of any of these specifications could cause damage that might take many forms immediate faulty operation short term mis operation out of spec operation long term mis operation extreme non repairable damage or hazard to the user The fault may not be obvious after the damage occurs Do not operate this equipment outside the specifications found below Table 1 PG operational modes and limits Characteristic Description Operational mode Normal Pattern data output is synchronized by the internal external clock input Step Pattern data output is synchronized by software command or PGApp directive Output pattern Maximum Data Output Rate 300Mbits per second per channel option P3DDR is 600Mbps channel 32 channels Maximum Clock Output 300 MHz Frequency Maximum Operating The maximum operating frequency of the module is a function Frequency of the output level output pattern and the load condition including the series termination resistor in the probe Operating conditions exceeding this frequency may result in damage to the probe Pattern length 4 to 33554431 32 MVectors Number of channels 64 channels Sequences Maximum 3965 Number of blocks Maximum 3965 Repeat count 1 to 1048575 or infinite PGApp softwar
70. is over 200MB Microsoft NET2 0 is available from the web at http www microsoft com downloads info aspx na 90 amp p amp SrcDisplayLang en amp SrcCategoryld amp SrcFamilylId 0856eacb 4362 4b0d 8edd aab15c5e04f5 amp u http 3a 2f 2fdownload microsoft com 2fdownload 2f5 2f6 2f7 2 567758a3 759e 473e bf8f 52154438565a 2fdotnetfx exe It is roughly 22MB 2 1 Terms and Definitions The following list defines common terms used in this document Block a user defined and named set of vectors to output Blocks have a minimum of 4 vectors and a maximum of 16 MVectors They are the building units for sequences where each line in the sequence directs the output of one block possibly multiple times Blocks are defined in the Block page of the Program window Branch a conditional jump i e one that is taken only when an event evaluates true A branch is designated when the JumpTo and Jumplf fields of a sequence line are both specified An important distinction between branches and jumps is that the number of Page 3 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 unique branch destinations is limited to 64 in PGApp release version 2 0 There are no such restrictions on the number of destinations Branch Hold Off the minimum distance in vectors a second branch may be placed from a branch destination For the PG3A the branch hold off is 12 vectors see section 4 6 8 for more discussion
71. ive humidity above 32 C up to 45 C noncondensing and is limited by a maximum wet bulb temperature of 29 C derates relative humidity to 32 at 45 C e Verify the operating altitude 3 000 m derate maximum operating temperature by 1 C per 300 meters above 1500 meters altitude CAUTION PGxxMod Make sure the Mainframe air intakes and exhaust ports are clear To ensure proper cooling keep the bottom and sides of the instrument clear of obstructions PGxxCab operate in upright position only keeping cooling holes clear of obstructions Power Supply Requirements Source Voltage 100 240 VAC Frequency 50 60 Hz Power Consumption 100 W maximum It may be helpful to check our website for any updates to this documentation before you operate the instrument http www movingpixel com PG3A html Also we have a Frequently Asked Questions page for this instrument http www movingpixel com PGFAQ html If you have any questions at all about the warnings or operating conditions listed above STOP Do not operate the instrument Contact The Moving Pixel Company and resolve your question before continuing Page viii The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 4 Contacting The Moving Pixel Company Phone Fax Address Email Web site Documentation 1 503 626 9663 US Pacific Time Zone 1 503 626 9653 US Pacific Time Zone The Moving Pixel Company 4905 SW
72. latched when the Boolean expression that defines them changes from false to true This latched value remains held until the event is successfully tested then it is cleared While a single event can be used as both a waitfor and branch event be aware that the setup time requirements for each type are different as they are evaluated at different stages of the output pipeline Also it is not recommended to use an event this way if both waitfor and branch events are configured for Edge mode since two distinct event registers are used to latch edge events While the branch may clear the event bit in the branch event register it will remain set in the waitfor event register until it too is successfully tested 4 6 5 Inhibits The inhibit function on a probe sets a byte lane of its output to a high impedance state thus a 16 bit probe generally has two inhibit signals The inhibit function of a probe is controlled when the PG is running in two ways 1 Through data inhibit bits in the output vector For the 64 bit PG3A module 8 data inhibits are provided for the user to programmatically control data buses to tri state at clock granularity during output 2 Through input inhibit signals in the probe The SUT can choose to inhibit data by asserting a signal on probe inhibit inputs forcing data output into high impedance for as long as the probe inhibit signal remains high Note that data inhibits and probe inhibits are ORed in the probe such tha
73. les In addition a slave connector must be plugged into the master module Hydra In port 4 Power on PG modules 5 Use the connection dialog see section 4 5 1 to select which modules to merge into the instrument The order of modules selected here determines which data channels map to which physical module Module P1 will be associated with channels 1A 1B 1C 1D Module P2 will be associated with channels 2A 2B 2C and 2D And so on The merged instrument is now ready for use The System window shows the instrument with an outline for each merged module including serial number Additional channels defined in the channel setup window for you to include in group definition The System Properties window shows multiple modules and their properties Otherwise operation is the same as for a single module instrument Please note that only the TrigIn TrigOut Refln RefOut connectors on the master module are properly active in the merged instrument Additionally only the inputs probe connected to the master module can be used for events and external clocking 4 6 2 Offline Operation and Offline Modules Offline modules are place holders for real hardware They are always an available option for master slave modules in the PG connection dialog and may be mixed in with real PG modules in defining an instrument With the exception of simulating running the PG offline modules otherwise simulate the presence of a real PG module to allow pro
74. lock during output The limit is one Mlterations or infinite enter zero Jumplf if not empty specifies a logical event test to use for conditional branching The event can be either typed in directly or filled in using the Jumplf selection dialog by clicking on the ellipsis button to the right of the Jumplf field If the branch event is true when the sequencer evaluates it program flow switches to the sequence line named in the JumpTo field after an iteration of the block is played Otherwise program flow continues on to the next sequence line Note that a branch event specified for a looping block is evaluated each time through the loop JumpTo if not empty specifies a jump or conditional branch destination i e a sequence line label The destination can be either typed in directly of filled in using the JumpTo selection dialog by clicking on the ellipsis button to the right of the JumpTo field SignalOut defines a signal state low or high for the SignalOut user signal while the sequence line is playing The routing for SignalOut is defined in the Signal Setup page of the Setup window In addition the signal may be optionally inverted if the selected destination is ExtTrigOut If SignalOut is routed to one of the TLA backplane signals Page 32 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 the state High corresponds to True and Low corresponds to False when setting u
75. m scale shorter longer i e zoom in out Go to one of the reference rows a particular vector or waveform Add waveform to display new group or probe signal Move one of the reference marks to the current row See or adjust the properties of the current group specifically its radix and whether it is visible 4 5 4 2 Sequence Definition Page After defining the data blocks use the Sequence Definition window to create a high level overview of the pattern generator program Figure 13 shows an example of the Sequence Definition window lol xl 2 X aA HS e m Block Sequence Sequence List Postamble E Figure 13 Sequence Definition page Program Window The sequence definition tells the PG the order in which blocks should be output and how many times blocks should be looped defines flow control conditions stalls jumps and branches and defines an output signal based on the current sequence line being played When the PG is run each sequence line directs the PG to output a block defined in the Block Definition window Starting with line one each sequence line is played in order unless otherwise directed by flow control logic which may cause a stall jump or a conditional branch to a different sequence line When the last sequence line has been played if it ever does program flow stops Page 31 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Note tha
76. mbined to form the logical events used for flow control Page 10 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Finally Operation simply describes control and behavior of the PG when running The Status window shows the current module state and provides buttons for stepping during step mode operation and forcing events true Also many controls from the setup window and pages remain operational for the user to adjust while running useful for overall system calibration and setup Subsequent sections of this chapter describe in more detail how PGApp is used 4 5 PGApp Windows The key to using PGApp is navigating and using its windows and dialogs This section describes the windows of PGApp their function and controls 4 5 1 Connection Dialog The first time PGApp is started a selection dialog will appear for you to select the PG module set to connect to see Figure 2 The module selections you make here define a particular logical instrument configuration having a particular width For example the most typical case is to select a specific master module and to set the slave modules to None which defines a single module instrument with 64 data channels For details on using multiple merged modules see section 4 6 1 x Choose PG modules Master Module P1 Ser 1001 current Slave Module P2 Nowe x Slave Module P3 Noes x Slave Module P4 None gt a
77. mport ASEQ lt Start Val gt lt Incr gt lt Cnt gt Defines an arithmetic sequence with lt Cnt gt vectors beginning with lt Start Val gt and incrementing by lt Incr gt Values wrap and continue if the maximum value is reached No data lines need follow this command Ex ASEQ 0x10 1 16 RS232 lt DataBits 7 8 gt lt Parity Even Odd None gt lt StopBits 1 2 gt Declares the protocol for the data lines to follow as RS232 RS422 The three arguments define RS232 settings number of data bits parity and number of stop bits Ex RS232 8 Even 1 I2C lt DevAddr gt lt ExtFlag 0 1 gt lt Byte Count gt Declares the protocol for the data lines to follow as I2C The three arguments define I2C settings the device address 7 bit or 10 bit a flag indicating whether the device address is an extended 10 bit address or normal 7 bit address and the number of bytes to send Ex T2C 0x22 0 100 SPI lt Mode 0 3 gt lt 1 8 field specifiers of the form 0 x or x 0 gt Declares the protocol for the data lines to follow as SPI The arguments define SPI settings mode indicating clock phase and polarity and field specifiers that define data field lengths and endianism A field specifier of the form 0 x defines the field to have length x 1 bits and little endian output ordering A field specifier of the form x 0 defines the field to have length x 1 bits and big endian output ordering Ex SPI
78. n is present and the firmware version of all modules is at least 1 4 then the DDR Output checkbox is enabled See section 4 6 7 for more details about DDR Output operation Event Threshold The event threshold control sets the threshold voltage for the external event inputs Inputs Probe The valid range is 5 0V to 5 0V in 100 mV increments but with 2 mV quantization for values typed in directly Event Filter Period The event filter control adjusts the filter period for glitch filtering of event equation evaluation Valid options are 0 25 and 50 ns Advance Mode Selects how WaitFor events are processed either Level or Edge see section 4 6 4 on event processing Page 15 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Jump Mode Selects how branch events are processed either Level or Edge see section 4 6 4 on event processing 4 5 3 2 Channel Setup Page The Channel Setup page functions like Channel Setup in the TLA application Use this window to define the channel group names the logical grouping of channels and the individual channel names Figure 5 shows an example of the Channel Setup page The Channel Setup page is divided into two panes the group definition pane top half and the channel definition pane bottom half The group definition pane lets you enter group names and make channel assignments to each group The channel definition pane lets you assign logical names
79. ndow may be brought up via a button on the Program Window or Listing toolbars if enabled 4 5 4 1 1 Listing Window Use the Listing window to define group data for a block Data may be defined in a number of ways editing cell data directly cutting and pasting rows cells columns filling with data patterns via context menus or importing data from a file using the File gt Import main menu option Figure 11 shows an example of the Listing window Page 27 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 EE Listing 1 PG 1 Preamble Z Oo x ata AIA 41001 4 Reference 1 f Reference 2 5 Delta 210 000000 O p on esn s fore A a np RiP IRIE IRR le le le le le le lele le o jo jojojojojojojojojojojojojo ojlolojlololoslolojolojlojolojolo oOj oO Oo olol olol o o o o o o o Telolelelolelolelalalalalalola oO O OoO oO oO oO o oO oO oO o o o oO o 0 9 9 9 9 9 9 9 9 9 9 9 9 09 o 50 9 99 9 9 9 9 9 9 090 9 090 9 9o Figure 11 Listing Window In Figure 11 note the effect an inhibit bit set high has on the data in UserGrp4 The data bits associated with the inhibit bits are displayed as Z to show the bits will be set to a high impedance state during output Editing group data with inhibited bits is not allowed you must first disable the inhibit bit before editing
80. ned before a message appears indicating that too many channels are defined in the file In this case the inhibit and strobe groups are not imported 2 Ifthe inhibit and strobe groups are defined before other groups in the input file then they will receive auto assigned data channels and some of the last groups will not be defined and have their data imported In both cases after importing default groups of Inhibits and Strobes will be created with zero data Page 45 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 In conclusion if the auto assignment behavior of PGApp is not what you want go to the Channel Setup page and manually define your groups and channel assignments before importing Then no auto assignment will occur during import 4 9 Menus This section documents the options available in the main menus Note that the main menu options change depending on which window is active in PGApp File Menu Choose PG brings up the selection dialog to connect to a new PG instrument configuration See section 4 5 1 for more information Default System deletes setup and program data restoring the default system configuration The user is notified of this and given the option to cancel if he wants to save the current system configuration first Load System loads a saved system file tpg extension which contains all setup and program configuration A system file may or may not contain
81. not be output instead the data output on probe A is duplicated for probe B and data output on probe C is duplicated for probe D Note that this process does not affect the user block and sequence definitions at all 2 All blocks must be at least 8 vectors in length 3 All blocks must have an even number of vectors 4 If the setup hold time from the clock accompanying the DDR data does not meet the user s system requirements an alternative is to construct a clock with arbitrary phase relative to the DDR data by using the clock from one of the alternate unused probes setting the DataDelay and DataDelay180 values as appropriate 4 6 8 Branch Restrictions A branch is defined to be a conditional jump in the sequence specified when both the Jumplf and JumpTo fields are entered in a sequence line of the Sequence Definition page This is distinguished from an unconditional jump when only the JumpTo field is entered Due to implementation constraints in the hardware pipeline architecture branches but not jumps have two usage restrictions in a sequence definition 1 The number of branch destinations allowed in a sequence i e unique JumpTo entries is 64 Note that multiple branches to the same destination only count as one against the limit 2 A second branch may not be specified within 12 vectors of a branch destination This is called the branch hold off requirement The compiler will flag errors at run time if these conditions are
82. o recover in addition to any other relief granted reasonable attorney fees and expenses of litigation Neither you nor TMPC will waive any rights under this Agreement unless such waiver is in writing For questions concerning the Software or this Agreement please contact TMPC at the address stated above Page 69
83. oaaes 9 4 3 General Descrap tion ss sccisccespcaienceccsese siecacacsieatevinedeteess yess skeccsee i sasore riis 10 4 4 PGApp WindOWS sssssssscssssisisossiessrsssresssosesissosdrsrsssv ssesssssssesivososssssssesesssc estises 11 4 4 1 Connection Dialog cis seccciisncertah wv aritasiaetasscccatisapead AE AES 11 4 4 2 SVS LOTR WITNOO Wi i255 cosa cxccnc a a A A A O aas 12 4 4 3 Setup CGH 116 0h epee none aE E a r a eA E ee 12 AAS Module Setup Page c4 2 ciscrccteisccdencassctaccsassedecs sngsadseaesd ccc niina 13 4 4 3 2 Channel Setup Page se sssesseeeseeesesessseesseesseesseresseeesseessresseesseeesseeesseese 16 443 3 Probe Sep Pafe cneasa ce iss a a A e A N anes 18 4 4 3 3 1 P375 Variable Probe Setup Window sssssessseeessseesseessesssseessseesseess 21 4 4 3 3 2 P311 Dual DAC Probe Dialog s ssesesessseseseseesssesseessessesessseessress 22 4 4 3 3 3 P321 Serial Probe Support ccsscsccsssccsscasacesscccvevsdcavesscseaeacapedecacsecans 24 4 4 3 4 Signals Setup Page oeesseesseessesesesessseessresseesseresseeessresseesseesseeessseesseese 25 4 4 4 Program Window seein mecene a E NES 26 4 4 4 1 Block Definition Pagers sccccssccscctesssvcsesocavdanssveatasessresaanasceee tedeeatarvevecees 26 44 411 Eistins WnNdoW sisenes ee erie a ees e oei eais aiai 27 4 4 4 1 2 Waveform WindoW ssesssessseseesseesseesserssereseeeesseessessersseesseeessrese 29 4 4 4 2 Sequence Definition Page osesseesseesseesseesseeesseesses
84. oc Rev 1 09 11 7 08 program in the Program window The following sections describe each page in more detail 4 5 3 1 Module Setup Page The Module Setup page controls clock configuration various event configuration options but not event definition and options controlling the behavior of the PG when running and stopped Figure 4 shows an example of the Module Setup window and its fields are described below Ci nix MocuIE Ses Channel Setup Probe Setup Signals Setup r Clocking fintemal z Run Mode Aux Frequency 100 000000 MHz H C Step Hi Z On Stop Continuous V DDR Output Period Frequency Internal RefClkSrc intemal10MHz External Threshold 50W Threshold f 50V Filter Period 0 00 ns Filter Period bons st Invert alse Advance Mode level ssi Delay Dns Jump Mode ee sts gt Discontinuous Cloch Figure 4 Module Setup Page Setup Window Clocking Use the Clocking list box to select whether you want internal or external clocking Internal clocking means that the PG module generates the master clock External clocking requires that the Inputs probe is connected to the master PG module and means that the Inputs probe clock is used as the master clock Period Frequency The period frequency control sets the clock period or frequency depending on which option box below it is selected When typing directly into
85. odules before reconnecting via PGApp Page 52 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 6 Probe Notes For best operation keep the cooling slots on the sides of the probe clear CAUTION The bottom of the probes have exposed electrical connections If an electrically conductive object were to touch one of these exposed connections mis operation or damage to the probe could occur Operation on a smooth hard surface is recommended Also note that all the probes except the P300 can be stacked on top of each other Metal inserts are provided in each side of the probe for assisting in probe mounting The screw thread is a UNC 4 40 Any screw thread inserted into this should not exceed 0 25 inches in length else the probe could be damaged 6 1 P300 Inputs probe The P300 Inputs probe provides a method for communicating user clock and user event information to the PG module The P300 is not necessary for operation of the unit Further a user need not even connect the P300 to the PG module Note that in the Quick Start 4 3 above there is no mention of the P300 Page 53 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 The Inputs probe supports both a differential clock input and a single ended clock input The selection of the clock source is via a jumper accessible from the bottom of the probe Figure 19 P300 Inputs Probe Each clock also has a selection of
86. omatically inherit the probe types when loading system files if the default option Offline Modules Inherit File Pod Types is set to Yes System gt Options menu defaults page Page 19 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Output Level Output level specifies the output voltage level of the probe The range supported depends on probe type Additionally for some probes the output level is allowed to be set below its stated operating range In this case the user will be notified and the output level will be displayed in red but the setting will be allowed While probe behavior is not absolutely guaranteed at this setting it still should prove useful to some customers who are limit testing their SUT Note that when holding a spin arrow control the display updates continuously but the value is not sent to the hardware until the arrow is released Data Delay Data delay adjusts the output timing of a probe data byte lane In conjunction with the Data Delay 180 Deg control this allows for a byte lane data delay adjustment of at least one full clock period for all continuous frequencies greater than 1 MHz The delay range supported by the PG3A hardware depends on the input clock frequency For clock frequencies less than 29 MHz the delay may be set from 0 to 500 ns For clock frequencies greater than or equal to 29 MHz the delay may be set from 0 to 17 25 ns Precision of del
87. ove one of the reference marks to the current row Add column to display new group Copy selected rows to clipboard Paste clipboard contents Insert row Right clicking in a cell brings up a context menu to do the following Move one of the reference marks to the current row Add column to display new group Copy selected rows to clipboard Paste clipboard contents Insert row Go to one of the reference rows a particular vector or group Search up down a group for a particular value See or adjust the properties of the current group specifically its radix whether to expand it into individual bit columns see Inhibits group in Figure 11 and whether it should be visible 4 5 4 1 2 Waveform Window The Waveform window graphically displays groups and probe signals as waveforms and provides another method for data entry and visualization see Figure 12 Double clicking on a position in a group waveform highlights the position with vertical and horizontal blue bars and brings up a data entry box to set the value Double clicking on a position in a probe signal waveform highlights the position and toggles the value there 0 to 1 1 to 0 gt See Appendix C for documentation on filling a data column with data from a file Page 29 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 a Waveform 1 PG 1 Preamble loj x sae alee ela Reference 1 2 Reference 2 fe a Delta 13 3333333 ns
88. p trigger conditions on the TLA 4 5 4 3 Event Definition Page Use the Event Definition window to define named logical events to be used in the Sequence Definition page Figure 14 shows an example of the Event Definition window The events in each row are logically ANDed together while the rows are logically ORed together Event signals may have values 1 0 or X for don t care iolx 32 X 6 Lee Em Block Sequence Event List m Event Definition Evtl Signal Inputs Probe E5 E4 E3 2 Ix x xe Tx Figure 14 Event Definition Page Program Window Enter an event name in the left side of the window and then define events in the right side of the window The event labeled Signal is the signal input source you selected in the Signals Setup page for example TrigIn The events labeled E7 through EO are the external input event signals from the Inputs Probe which must be connected to the master module of the PG instrument 4 5 5 Status Monitor Window The status monitor shows the current state of the PG and provides buttons for the user to control program flow Figure 15 shows an example of the Status Monitor window Page 33 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Status Monitor 2 x Waiting on Evt 1 Hide Internals Advance dump StepCnt 2 Master FPGA Status DDSCIk 16 6666
89. rent supported delay ranges depending on frequency the hardware measures clock frequency to ensure settings remain within specification This is also a useful check for the user if using external clocking validating that the input clock is present and running correctly The user is notified when the PG is running if the clock frequency measures outside a certain range centered around the declared frequency in PGApp The user is also notified when the clock period frequency is changed in the Module Setup window such that the clock delay or data delays in the probe window is outside the new valid range The range at high frequencies gt 20 MHz is 3 and expands toward lower frequencies to 50 below 1 MHz Page 14 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Lastly the user should be aware that adjusting the input clock delay in real time when the PG is running can have undesirable side effects Because changes to the clock delay are asynchronous to the clock it is possible to generate a glitch If a glitch occurs subsequent vectors output by the PG cannot be guaranteed to be correct until the sequence is stopped and restarted Thus the real time adjustment of clock delay is currently intended to be used for calibration purposes only e g to align edge positions relative to reference signals when using a looping test sequence We are working to improve this situation Please call us to discu
90. robe shape Strobe shapes are selected in the Probe Setup page and can have the following types Full HalfClk HalfClk InvFull InvHalfClk and InvHalfClk Figure 16 shows the six strobe shapes and their output would look given the data pattern 0110 Site 0 i I 0 0 1 1 0 Clock Full InvFull r HalfClk iz E InvHalfClk E A HalfClk a m InvHalfClk boa Figure 16 Strobe Shapes Page 40 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 6 7 DDR Output As of PGApp release 2 0 013 and firmware release 1 4 the PG supports a licensable option to output vectors on both rising and falling edges of the clock This mode is called DDR Output mode and is enabled by a license string in the file TMPCLicense txt in the PGApp directory Contact the Moving Pixel Company for more information about purchasing this option When the DDR Output option is enabled the Module Setup page enables the DDR Output checkbox Checking this box enables vectors to be output both on rising and falling clock edges when the PG is run The following points should be noted when operating in DDR Output mode 1 When PGApp downloads vectors into the PG modules vector memory from alternating probe channels are used to store the falling edge vector data This means vector data defined for probe B and D channels will
91. ry by default is c Program Files TMPC PGApp Reboot your machine 4 3 Quick Start There is much detail in the rest of this manual that might obscure the fact that the PG3A is quite easy to operate Once the software is installed it takes only a few simple steps to get a basic system going If you don t understand any of the steps below you should not complete the Quick Start Skip this section and continue with the manual O O Hints After reviewing the safety information at the beginning of this manual 1 1 above connect it to a power source Attach an output probe via an output cable to the A connector Attach the USB cable to the PG and the computer TLA that will control the PG Attach a leadset to the output probe and connect it to some instrument that can see activity maybe connect a probe to the clock output and another one to any data output Turn the PG on Run PGApp In the connection dialog that pops up select the serial number of your PG module as the Master Module If your PG s serial number is not present in the drop down listbox check cabling and power and try again At initial start up a default system is defined to loop on a block that consists of 4 vectors all with zero data Press Run in the PG app Should now have a clock on the output of the probe But the data is all zeros Boring Now to change the data Stop the PG and select Prog button in the Syst
92. s in the current system configuration only those groups defined in the file are overwritten However the length of the block is always changed to reflect the imported data block thus truncating or extending groups that don t exist in the imported file Note that the Sample and Timestamp groups in the Tek TLA Data Exchange Format are ignored If even one group name or width in the import file doesn t match the current system configuration a warning will pop up to notify you that This operation will remove all the existing group information and create new groups Do you want to proceed It is important to note that this will affect all blocks not just the current block being imported into This is equivalent to editing the channel setup after creating block data and means you must edit all extant blocks to accommodate the new group channel configuration If you are sure you want to continue click Yes When creating new groups from an import file channels are assigned automatically in ascending channel order to groups defined in the file Currently inhibit and strobe channels are never auto assigned since PGApp does not know for sure which groups are intended to be assigned to inhibits and strobes Thus in files that have inhibit and strobe groups defined two potential error cases can occur 1 Ifthe inhibit and strobe groups are defined last in the import file then all the preceding data groups will be successfully auto assig
93. se of the Software In any event you will notify TMPC of any information derived from reverse engineering or such other activities and the results thereof will constitute the confidential information of TMPC that may be used only in connection with the Software TERMINATION The license granted to you is effective until terminated You may terminate the license at any time by returning the Software including any portions or copies thereof to TMPC at the address shown below The license will also terminate automatically without any Page 67 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 notice from TMPC if you fail to comply with any term or condition of this Agreement You agree upon such termination to except in the State of California return the Software including any portions or copies thereof to TMPC In the State of California destroy the Software including any portions or copies thereof and notify TMPC of such destruction in writing Upon termination TMPC may also enforce any rights provided by law The provisions of this Agreement that protect the proprietary rights of TMPC will continue in force after termination LIMITED WARRANTY TMPC warrants as the sole and exclusive warranty that the disks on which the Software is furnished will be free of defects for a period of ninety 90 days In the event one or more of such disks is defective TMPC will replace the defective disk s free of charg
94. sesseeesseeesseesseesse 31 AAAS Event Definition Page 2 cescsecctosteiecnsktiaunrasissoaseds ieceaacagsusg ey stb annenees hays 33 4 4 5 Status Monitor WindoW ssssssesssesesseessseesseessersseresseeesseessresseesseeesseesssees 33 AS PG ITE I E E E E E E oe T 37 4 5 1 M rging Modules visccccssdsdvavsseccascassceaisi gia casnacaevsdeedaaeasdebdesteneddetsspesansedeslaceas 37 4 5 2 Offline Operation and Offline Modules cee ceesececeeeeeceeeeeeeeeeeeeeeeees 37 4 5 3 Qu tp t Clockin TE E n E E E E E RS 38 4 5 4 EV DIS eraran a eea aeea A TEE OE EE e RE IENE 38 4 5 5 MPA ILS E E EE E AE E E N 39 4 5 6 SUT ODI S ata evs r aus oo eos nea a S 40 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 4 5 7 DDR CU Uh c coscenpzchtat onctases aceuias a T 4 4 5 8 BS FATICH A CS ELICU ONS gcd da dns dan odea deuterated ake datey a ganna ee aisi 41 4 6 Running the PG xesessissresresiesser eesriie iiris i i 42 4 7 Importing and Exporting Data sseessecssocesocessocessosesseessecesocesocsssosessesssesssoeee 44 C e DEA i K 1 Y E E A A AE AE E E E A 46 4 9 Legacy Tektronix PG Comparison seessccescocssscessccssocesocesoosesocesseessocesooseo 48 5 Updating the PG Firmware seossessseessseessoesssessseessecsseoessoessseesseessecssoosssoessseessecsseesso 5I E 0 11 AA EE E E E E ES EE E S 53 6 1 P300 Inp ts DEODE saves icsassesccdanesticaatnsesscdeencdeaaSpusciias caissas assessora oip es osassa 53 7
95. ss your critical application needs for glitch less run time clock delay adjustment Discontinuous Clock When external clocking is selected the Discontinuous Clock check box is enabled Checking this box notifies PGApp that the external clock input Inputs Probe is not continuous This option disables notification of measured clock frequency discrepancies and also prevents the inversion of the probe output clocks for centered data clocking by the SUT This means that the user is responsible for managing setup hold timing for the output data as it reaches the SUT Depending on the setup hold requirements of the SUT options include continuing to use the non inverted output clock using a clock from the SUT or using a delayed clock from an unused data probe to clock PG data in to the SUT Run Mode Set the run mode to Step to output the pattern vectors one at a time Use the Step button in the Status Monitor window to manually generate one clock cycle Set the run mode to Continuous to output all vectors at the selected clock rate Hi Z on Stop Check the Hi Z on Stop box to cause probe data and strobe outputs to go to a high impedance state when the PG is stopped DDROutput Check the DDROutput box to cause the PG to output data on both clock edges This feature is enabled via a separately purchasable option 1 e a license string in the file TMPCLicense txt in the PGApp directory If the license optio
96. stem toolbar Status Monitor brings up the Status Monitor window to view PG state System Properties displays PG instrument information i e number of channels max clock speed memory depth serial numbers firmware versions and license options of PG modules Page 46 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Options brings up dialog to set PGApp color scheme startup system and other defaults such as radix font size channel value whether to show status monitor automatically on run and whether offline modules should inherit pod types from loaded system files Register As COM Server registers PGApp as a server for programmatic control using PPI see PPI User s Manual for more information Note under Windws Vista PGApp must be running with administrator privileges for this command to be successful Unregister As COM Server unregisters PGApp as a server for PPI for programmatic control using PPI Note under Windws Vista PGApp must be running with administrator privileges for this command to be successful View Menu Toolbar show hide the main window toolbar Statusbar show hide the main window statusbar System make the System window active Output make the compiler Output window active If Listing window is active Listing Toolbar show hide the Listing window toolbar Reference Toolbar show hide the Listing window reference toolbar Smaller Font
97. t a graphical representation the logic for a single sequence is displayed to the right of the sequence list but is not visible with the default Program window width To see it expand the Program window by left clicking the right edge and dragging it to uncover the graphical display The appearance of the sequence flow depends on the sequence definition and each sequence line has its graphic The fields of a sequence line are described below Label identifies branch jump destinations or can be used as a descriptive comment field WaitFor if not empty specifies a logical event to use for flow control instructing the sequencer to wait for the event to become true before outputting the block If the WaitFor event is false when the sequencer evaluates it the last vector from the preceding block is repeatedly output until the WaitFor event becomes true see section 4 6 4 on Events for more information Note that a WaitFor event specified for a looping block is evaluated each time through the loop this is different than the Tek PG which evaluated the WaitFor only once If you want use the ellipsis button to the right of the WaitFor field to select from a drop down list of defined events Block Name indicates the block to output and can be either typed in directly or filled in using the block selection dialog by clicking on the ellipsis button to the right of the Block Name field Repeat specifies the number of times to loop a b
98. t either function will tri state the output data of the probe Also the Hi Z On Stop check box in the 6 see the Advance Mode and Jump Mode fields of the Module Setup page in the Setup window Page 39 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Module Setup page acts as a global inhibit function for all probes when the PG is not running Data inhibit bits are defined in PGApp exactly as any other data bit They are all assigned to a default group called Inhibits at startup but of course may be reassigned if desired Note that the legacy Tek PG application requirement that D channel data bits be used for data inhibits is no longer applicable 4 6 6 Strobes A strobe is an output signal that can be used as an enable or gated clock by the SUT For the 64 bit PG3A module 4 strobes are provided under program control one per 16 bit probe Data that controls the strobe is defined exactly as other output data They are all assigned to a default group called Strobes at startup but of course may be reassigned if desired Note that the legacy Tek PG application requirement that D channel data bits be used for strobes is no longer applicable Strobes operate differently than data in that during output when strobe bits are 1 a pulse is output according to the configured strobe shape When strobe bits are 0 the default level is output low or high depending on st
99. t the computer being used to reload the PG firmware not be used for any other task during the firmware load process If the firmware load process is interrupted it is possible that the PG may have to be returned to the factory for firmware reload The same is true if the process is interrupted due to a power failure Next make sure no PGApp is connected to the module to be updated and run PGFWUpdate exe A popup dialog will appear for you to select the serial number of the PG module to update After this is done the main window comes up see Figure 18 gt te PG Firmware Programming x Password Serial REF File ai ________ Security File Program Verify Moving Pixel Company IQA File Figure 18 PGF WUpdate exe Users do NOT need a password to upgrade While this dialog supports password protected features such as programming serial numbers and encoding firmware files the only option available to users is programming and verifying the PG3A firmware To update firmware type in or browse for the iga firmware file and click the Program button The status bar at the bottom of the window will update the progress of the Page 51 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 firmware download about 5 minutes Click the Done button to close the dialog when programming has completed You must now power cycle the TLA or cabinet for stand alone m
100. ter changes made to one channel in a group to all channels in the group this includes parameter setting via PPI Four groups are available 0 3 and None None is the initial default group assignment for all channels and does not propagate any settings High Level This parameter sets the channel s output voltage level when output data equals 1 For the P375 the allowed voltage range is 2 2 to 6 5 V in 20 mV steps Low Level This parameter sets the channel s output voltage level when channel data equals 0 For the P375 the allowed voltage range is 2 2 to 6 5 V in 20 mV steps Slew Rate The slew rate setting can select between Normal or Slow For the P375 these settings correspond to typical slew rates of 3500 V us and 1750 V us respectively Differential The differential setting can select between Yes and No and is allowed for even data channels only plus strobe and clock If set to Yes data corresponding to the selected channel will be output as a differential signal on the even odd channel pair i e if lt chan gt is the even data channel the positive differential component signal will output on lt chan gt and the negative differential component signal will output on lt chan gt 1 Delay This parameter sets the channel s individual delay which is an adjustment in addition to the probe s Data Delay setting on the Probe Setup Page For the P375 the delay range a
101. th the PG3A module with the last release of the Tektronix Pattern Generator application version 1 8 and their PatGen module no longer available Maximum Clock Speed TMPC 300 MHz with no half channel mode TEK 268 MHz in half channel mode or 134 MHz in full channel mode DDR Output TMPC vectors can be output in DDR mode with license option TEK no DDR output option Memory Depth TMPC 32 MVectors TEK 256 KVectors or 1 MVectors with memory option Page 48 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Module Data Outputs TMPC 64 data 4 strobes 8 inhibits 1 per 8 bits TEK 64 data 4 strobes 4 inhibits 1 per 16 bits Strobe Shapes TMPC full pulse half pulse clk half pulse clk plus inverses TEK probe specific RZ R1 options with clock inversion Inhibit Strobe Progamming TMPC inhibits strobes are programmed independently from data TEK inhibits strobes were shared with probe D data Inhibit by Event TMPC no support for a global data inhibit based on event TEK an event could be configured as a global data inhibit Clock Strobe Output TMPC clock and strobe are output simultaneously on probes TEK only one of clock or strobe could be enabled at a time on probes Module Merging TMPC up to 4 modules may be merged to form 256 channel instrument TEK up to 5 modules could be merged to form 320 channel instrument Multiple Module Control TMPC Multiple
102. the product Consult the product manual for further ratings information before making connections to the product The inputs are not rated for connection to mains or Category II MI or IV circuits Connect the probe reference lead to earth ground only no floating grounds allowed Power Disconnect The power cord disconnects the product from the power source Do not block the power cord it must remain accessible to the user at all times Do Not Operate Without Covers Page iv The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Do not operate this product with covers or panels removed Do Not Operate With Suspected Failures If you suspect that there is damage to this product have it inspected by The Moving Pixel Company Avoid Exposed Circuitry Do not touch exposed connections and components when power is present Do Not Operate in Wet Damp Conditions Do Not Operate in an Explosive Atmosphere Keep Product Surfaces Clean and Dry Provide Proper Ventilation Refer to the manual s installation instructions for details on installing the product so it has proper ventilation Fusing Setup The fusing for this equipment was setup based on the country for delivery and the line cord provided The fuse s are user accessible from the rear of the instrument To examine or change the fusing setup e remove the line cord from the instrument s line entry unit e using a small flat blade screwdriver pry
103. to probe channels and see which channels are currently unassigned and which channels are assigned to the current group It is very important that some careful thought be given signal groupings at the beginning of the configuration process Once groups are established they cannot be changed without rendering the data defined for those groups useless It is possible to render all entered data useless lolx Module Setup Gnsinne UserGrp A1 7 0 AD 0 B1 7 0 BO 0 C17 0 COP 0 D1 7 0 DO 0 D1 inh DOInh C1 inh CO nh B1 nh BOnh AN nh ADCInh ial Probe Channels Names fee el el en X X X X Inthe selected group O Notgrouped E In other group Figure 5 Channel Setup Page Setup Window Channel References Channels may be referred to by their physical name or logical name if assigned The physical name of a data channel is constructed as follows 1 the probe letter A B C or D 2 followed by the byte lane 1 or 0 3 followed by the channel index in parentheses 0 1 2 3 4 5 6 or 7 Page 16 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 e g A0O 6 D1 0 To refer to a range of data within a byte lane of a probe you may replace the single channel index with a channel range of lt msb gt lt Isb gt or nothing for a range of 7 0 Examples A1 5 1
104. uipment Recycling Production of this equipment required the extraction and use of natural resources The equipment may contain substances that could be harmful to the environment or human health if improperly handled at the product s end of life In order to avoid release of such substances into the environment and to reduce the use of natural resources we encourage you to recycle this product in an appropriate system that will ensure that most of the materials are reused or recycled appropriately The symbol shown below indicates that this product complies with the European Union s requirements according to Directive 2002 96 EC on waste electrical and electronic equipment WEEE For information about recycling options check the company Web site www movingpixel com or contact The Moving Pixel Company Restriction of Hazardous Substances This product has been classified as Monitoring and Control equipment and is outside the scope of the 2002 95 EC RoHS Directive However it is believed that this product meets all requirements of this directive This product is not known to contain lead cadmium mercury and hexavalent chromium in amounts that exceed the directive Page vii The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 1 3 Before Operating the Instrument e Verify the ambient temperature 5 C to 45 C e Verify the operating humidity 8 to 80 relative humidity at up to 32 C 5 to 45 relat
105. ving Pixel Company should perform service procedures Do not attempt service yourself Return the unit to The Moving Pixel Company for service While using this product you may need to access other parts of a larger system Read the safety sections of the other component manuals for warnings and cautions related to operating the system 1 1 1 To Avoid Fire or Personal Injury or Damage to Equipment Qualified Personnel to Operate this Product This manual and the product marking assumes that the user has more than basic electrical electronic circuit knowledge and is a person comfortable by experience and education to safely connect probes to electrical circuits and systems Do not operate this equipment nor connect it to any circuit or system if you are not qualified to do so by either education or experience Use Proper Power Cord Use only the power cord specified for this product and certified for the country of use Connect and Disconnect Properly Do not connect or disconnect probes or test leads while they are connected to a voltage source Ground the Product This product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of the product ensure that the product is properly grounded Observe All Terminal Ratings To avoid fire or shock hazard observe all ratings and markings on
106. zeros the generated data as necessary 3 Cancel abort the operation 10 2 Fill From File File Definition The data pattern file is a text file and follows these rules Each line is either a comment command or data line White space at beginning or end of lines is ignored Comment lines can be blank or begin with Commands and data lines can also end with comments All text after in the line is ignored e Command lines begin with and are followed by the command plus arguments separated by white space e Commands and arguments are case insensitive Numeric arguments are interpreted as decimal unless prefixed by Ox where they are interpreted as hex Page 63 The Moving Pixel Company PG3A User s Manual Doc Rev 1 09 11 7 08 Data lines generally have a single hex decimal or binary number interpreted according to the current radix In the case of a multiple field defined SPI protocol a data line will have N numbers separated by white space where N is the number of SPI fields defined Currently six commands are supported RADIX lt Decimal Hex Binary gt Sets the current radix for data lines Note this setting does not affect numeric arguments which are interpreted as either decimal or hex by virtue of whether they are prefixed with Ox Ex RADIX Hex set the radix to hexadecimal DATA Declares that data lines to follow are basic numeric values to i

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