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  1. I

    How to implement edge response function without interruption

    Wrong. The program works at a frequency of 200 KHz
  2. I

    How to implement edge response function without interruption

    Thank you. The program works at a frequency of 200 MHz
  3. I

    Restarting the program

    Good afternoon. Please tell me how to run the program again on Teensy 4.1. Which pin to signal. I did not find a reset in the description of the pinout. What is the best and optimal way to make an intermediate stop during the execution of the program and continue after pressing the button...
  4. I

    How to implement edge response function without interruption

    Hi everyone,. Please help with code. It is necessary to output data from the matrix synchronously to the fronts of the incoming pulses. Such a function is implemented on RASBER RI "GPIO.wait_for_edge(6,GPIO.RISING)". I wrote my own version of such an implementation of the function, but for some...
  5. I

    Initialization of the SD card without opening the serial port

    Thanks. it work.
  6. I

    Initialization of the SD card without opening the serial port

    Hi everyone,. Please help with code. I load the matrix from the SD card and enter it into memory. But in order to output data to the digital port, you must always open the serial port in the Arduino IDE. How to make sure that the initialization of the SD card takes place without opening the...
  7. I

    How to load matrix into additional memory 8MB PSRAM on Teensy 4.1

    I undestand out how to do it and it worked EXTMEM uint8_t byteMatrix[rows][(cols + 7) / 8];
  8. I

    How to load matrix into additional memory 8MB PSRAM on Teensy 4.1

    Hi everyone,. Please help me place the ads of the matrix byteMatrix and the values the matrix byteMatrix in additional memory 8MB PSRAM chip. Memory PSRAM is already on Teensy 4.1 and tested. When compiling, only load RAM1. Below is my code. Thanks in advance for the community's support...
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