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  • Deane's Avatar
    01-19-2021, 10:40 PM
    PaulS, no that wouldn't work as I need to know the amount of signal coming back. That is essential and important data. It would not be either on or off. I have a 20 Mega samples per second A/D Maxim 1425 but there are...
    23 replies | 848 view(s)
  • Deane's Avatar
    01-19-2021, 05:42 PM
    I was thinking the A/D could do it because the processor is 600 MHz and as of last January no one seemed to know the speed of the A/D. Maybe more info has come out since then. The manual for the ARM chip is over 1000...
    23 replies | 848 view(s)
  • Deane's Avatar
    01-19-2021, 04:37 PM
    Thanks for informing me about the tricks in getting max speed from the Teensy 4. I would be happy to explain the goals. I am trying to build a specialized LIDAR system with a range up to 1km. So the timing would look...
    23 replies | 848 view(s)
  • Deane's Avatar
    01-19-2021, 03:28 PM
    What is the purpose of the line? for (;;) Wouldn't the loop run forever without this for statement because it is already inside the "loop()" command? Also, I have a question about a command I have never seen a...
    23 replies | 848 view(s)
  • Deane's Avatar
    01-19-2021, 01:05 AM
    @Frank B Thank you for the updated code. It works. However the code I was using was an offical PRJC demo program so I don't know why the disable Interupts command was in there to start with. I have a lot to work...
    23 replies | 848 view(s)
  • Deane's Avatar
    01-18-2021, 03:58 AM
    After giving up on the Teensy 4 for lack of fast AD conversions last January I dragged it out and started playing with it as my lidar timing generator. My notes say I had it creating 100 ns. pulses but when I run the...
    23 replies | 848 view(s)
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Teensy 4.0 pulse output 01-19-2021 10:40 PM
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