As you can see from my earlier post, most of the messages are of the form:
10 02 00 01 fd 00 fd 10 03
They start with DLE (0x10) and STX (0x02) and end with a one byte checksum and DLE and ETX (0x03). So the message contained is:
00 01 fd 00
The first byte appears to be an opcode, but the...