15-July-2004
9
b) Read (receive) data (slave to master)
1) Command data are converted into ASCII code and transmitted.
2) Comms byte quantity is 10.
3) Comms data format (transmission sequence)
STX
Text data
ETX SUM
10 bytes
■ Comms data description
･ STX : Code indicating start of text. 1 byte (02H)
･ Text data : Transmit / receive data. 6 byte (ASCII code)
･ ETX : Code indicating end of text. 1 byte (03H)
･ SUM : XOR result (FFH) of adding STX, Text data and ETX. 2 byte
4) Text data details (transmission sequence)
Data

6 bytes

■ Text data details (transmission sequence)
･ Data (note)
: Sets data to be transmitted. 2 bytes x 3 (ASCII code)