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hardware handshake | ## hardware handshake | ||
each message seems to be a STX terminated by a ETX and a xor of the message bytes appended as an error detection; | |||
96 0.06222886 RSPDRV.exe IRP_MJ_READ Serial0 TIMEOUT Length 14: 02 40 41 31 03 31 02 52 41 31 40 38 03 5B | |||
02 <---- STX byte | |||
40 41 31 <---- MESSAGE bytes | |||
03 <---- ETX byte | |||
31 <---- some sort of xor check | |||
02 | |||
52 41 31 40 38 | |||
03 | |||
5B |