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  • 115200 baud is at the top end of what software serial can handle. It's probably failing miserably. Better to use hardware serial on a board with multiple UARTs. Commented Dec 20, 2016 at 20:49
  • @Majenko from the code, the OP is using SoftwareSerial at only 9600 then that should be fine. Commented Dec 20, 2016 at 21:19
  • @jfpoilpret It was hard to tell since the code was such a mess. Yes, I could have formatted it myself, but that's the job of the OP to do. If they can't even be bothered to do that, then... meh... Commented Dec 20, 2016 at 21:20
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    Could you post the garbage (and its value in hexadecimal if unprintable) you get? Commented Dec 20, 2016 at 21:20