Tektronix Logic Analyzer TLA Setup (V1)

The logic analyzer allows you to capture and view signas. For the audio lab, outputs are already setup for the logic analyzer using analyzer3_data and analyzer3_clock in the labkit.v file.

   assign analyzer3_clock = ready;
   assign analyzer3_data = {from_ac97_data, to_ac97_data};
 

• To setup the logic analyzer, under Window (#1) select Setup from the drop down menu. In the Setup Window, make sure the memory depth (number of samples) is set to 524288 (#2). Set Clocking (#3) to external CK(0) (#4) CK(0) is the ready signal from the AC97.
  
  
  
  
• Click Run to get a sample. To view in waveform format, right click on A2 (#1), display magnitude. Right click on A2 again, under Properties/Options (#2) click Signed data (#3)
  
  
  
  Whistle into the mic and record a sample. With the filter out, the same value is sent to the AC97 for 8 ready pulses.
  
  
  
  With the filter in, samples are provided with every ready pulse.