J
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    • J
      As a follow up, what @KurtE suggested does work perfectly for me. Remember to re-initialize the card after it's been re-inserted. if (!SD.mediaPresent) { while (!SD.begin(BUILTIN_SDCARD)) { Serial.println("SD is not present or not...
    • J
      That's awesome @KurtE, thank you. But can you please help clarify. I'm wanting this because someone may remove the card while the Teensy is running. I'm coding processes that read/write to the card to stop at that point. Upon reinsertion, I think...
    • J
      Forgive my shaky camera hands and poor lighting but here is what I found from poking around: What I'm calling Pin 9 is on the far right and lines up with the mechanical lever that moves when the MicroSD card is inserted. Using my DMM, that...
      • 1707001347932.png
      • 1707001465621.png
    • J
      Such a shame. Looking up into the end of the card holder slot, pin 9 (card detection) appears to be there (in this image below it's missing - like it was intentionally removed). Again, in mine it's there but, unfortunately, it doesn't appear to...
      • 1706997650251.png
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