Datasheet

if (xsum != checksum)
{
Serial.print("Checksum mismatch in packet : ");
printHex(packetbuffer, replyidx+1);
return 0;
}
// checksum passed!
return replyidx;
}
© Adafruit Industries https://learn.adafruit.com/bluefruit-nrf52-feather-learning-guide Page 44 of 175