Search results

  1. D

    SD on teensy 4.1 seems to not work anymore

    long story short, my laptop died in the middle of a project and I tried to recreate my dev environment on a different PC but my sketch is failing to SD.begin() I'm currently using the latest arduino IDE 2.0 with teensy version 1.57. The only teensy library I had to overwrite was st7735_t3 - I...
  2. D

    [posted] Laser Tag project: updating the internals of an LTTO gun with teensy 4.1

    see post https://hackaday.io/project/182841-ltto-hack gallery: https://photos.app.goo.gl/xmaBn3GJTZcWiEqN9
  3. D

    main loop freezes, interval timer keeps running

    currently trying to debug my program on a teensy 4.1. Occasionally the main loop will freeze but my interval timer will continue running, so my guess is something is caught in a wait loop. I'm also running the audio library, radiohead rf69, and the ST7789 tft library with frame buffer. My guess...
  4. D

    Teensy 4.1 Audio and st7789_t3 SPI drop outs

    I'm trying to play back audio from an sd card on the teensy 4.1 and simultaneously write to a display using spi. If I write too much to the display at one time I hear drop outs in the audio stream. Is there a way around this? I assumed the built in sd card was on a separate spi port from the...
  5. D

    Teensy 4.1 SPI tft interrupting sd card audio stream

    Just wondering if anyone knows how to fix this. I'm pretty sure it's possible. I'm trying to stream raw audio from the SD card while updating a tft display (st7789) over spi. I've tried using the frame buffer with async update but the audio still glitches every time the spi writes (the clock is...
Back
Top