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    40X2 to 20M2 serial communications

    Hi, This is my second time looking for help! I am trying to connect a 40X2 to a 20M2 via the serial in / out pins. This is how the boards are wired and I need to use these pins. I need to send approx 6 bytes of data each direction. This was the last part of this project which was needed for...
  2. G

    40X2 not working at 5V

    Hi, I'm hoping someone can help me here. I have a 40X2 (PIC18F45K22). I have it connected to a 5V supply, which is exactly 5V (LM2596-5). With this the chip will not run. If I connect an external DC supply at 5.1V, it works! Can anyone explain or help me here please. Finding this very odd. the...
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