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attila

Technical Forum Moderator
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Everything posted by attila

  1. Hi @Shalin I3C is not supported natively but it can be implemented in Logic Analyzer with Custom decoder.
  2. Hi @Archan See the Help/Script or WF SDK / samples/ py/ DigitalOut_Custom.py DigitalOut_CustomBus.py examples
  3. Hi @Ola See the following:
  4. Hi @linear_guy Sorry but I don't see the problem. The top row starting with Vrc controls the W1 and the bottom row starting with Vrb controls the W2. With 'No Adapter' the drawing on the left shows the circuit setup: With Adapter the drawing it does not show the connections since these are controlled by relays on the adapter. With Adapter the Emitter (setup GND) is referenced to +/-5V (V+ or V-) to have 10V range. Without Adapter is by default referenced to AD GND but this can be changed under Options. The signals are generated the same way and measurements performed the same way. For devices with 2 oscilloscope channels and Adapter additional measurements are performed automatically in a second run, like above the Ib/Vbe checkbox. For devices with 4 oscilloscope channel it expects a different setup: As you can see the 'Ic/Vce(Ib)' uses Rb and 'Ic/Vce(Vbe)' expect no (short on) Rb:
  5. Hi @yattr Could you explain what is not working ?
  6. Hi @RamonaC System Settings / Privacy & Security / Allow Anyway
  7. Hi @Andy-205 The solder shapes looks good but you could try to resolder TP1/3, add a bit of new tin/flux to it.
  8. Hi @miketranch Unfortunately your pictures are not available. GND pins are available on the BNC header. USB isolator can be used for safety and noise reduction from computer or ground loops. The cheaper ones provide only USB FS 12Mbps but even this is fine for average usage. Slowdown is noticeable with large captures or data streaming, or high capture rate is desired.
  9. Hi @David Wells Other application or computer performance should not cause transfer error. WaveForms application can be used even on low performance single board computers. On these, the slowdown is felt when capturing or streaming lots of samples and/or performing hungry post-processing or views.
  10. In Sensor's loop function only static transfer calls can be used, see:
  11. For long transfers maximum is about 10MHz: Rate is for the loop function: It is not possible, each of the 16 DIO channels has its own 32ki buffer.
  12. Hi @jostikas Thank you for the observation. The crash occurs if the Find / Case Sensitive option was previously checked. It is fixed for the next version. WaveForms - Safe Mode starts the application without loading the static configuration.
  13. Hi @jostikas Could you attach or send me in private message your workspace ?
  14. Hi @Ola In each loop iteration you want to transfer 32 times 24 bits with a clock rate of 6.25MHz. This can be done with a loop rate of at most 7.8kHz = 6.25MHz / 32 / (24+1?) ? because it depends on the specified delays. The 5th AD3 configuration allocates 32ki logic and pattern buffer. For each bit it needs 2 or 4 samples, 32768/2/25, so N can be up to about 650. When transferring more bits than the Logic Analyzer device buffer, the data need to be streamed over USB, with AD3 the max rate is about 10Msps.
  15. Hi @Denspa The WaveForms application uses by default the system's default fixed font scripts but it can be changed in under Settings/Options The latest version uses UTF-8 in most text save/load of the application:
  16. Hi @David Wells This is most likely a connection issue, the same error is reported on USB disconnect or device power toggle. Make sure the USB and power cables are fully plugged in, try using a different USB port on your computer, cable, different computer... I don't know which software version you are using. Here you can find the latest:
  17. Hi @Denspa Wavegen = Wavegen1 The index is because it allows you to open multiple instances of most instruments.
  18. Hi @Denspa It is not supported but you can set custom data for the instruments traces/channels, from the Script tool or from View/Logging/Script like: Spectrum.Trace2.setMagnitude(...
  19. Hi @Ola The oscilloscope channels of AD1,2,3 have two input ranges, 5V and 50V. At 10V the ADC is used at about 11.5bits
  20. Hi @Ola The Write/CmdWrite only writes to D0, like: CmdWrite(8, 0x10, 0, 16, [0x0001]); // write 0x0001 to register 0x10 and for Read0 CmdRead0(8, 0x10, 0, 16, 1); // read one 16bit word from register 0x10 The read/write functions activate CS during the transfer with hardware timing. You can also use the Start/Stop functions for software CS control but this will take more time (like +1 millisecond) and this is also reflected in CS edge to bit transfer timing.
  21. Hi @fizzbang The Channel 1 curve shows low impedance at low frequencies exceeding the AWG output drive capability, dropping the output voltage significantly. The phase can only have a range of 360*, adjust the offset for this.
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