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Chapter 8 Communication Functions
8-19
(3) Response Format (ACK response)
Format name Header Station No. Command Command type
Tail Frame check
Frame (Example)
ACK H10 W(w) SB ETX BCC
ASCII value H06 H3130 H57(77) H5342 H03
Item Explanation
BCC
When command is lowercase(r), only one lower byte of the value resulted by adding 1 Byte
each to ASCII values from ACK to ETX is converted into ASCII and added to BCC, and
sent.
(4) Response Format (NAK response)
Format name Header Station No. Command Command type
Error code
(Hex 2 Byte)
Tail
Frame
check
Frame (Example)
ENQ H10 W(w) SB H1132 EOT BCC
ASCII value H05 H3130 H57(77) H5342 H31313332 H03
Item Explanation
BCC
When command is lowercase(r), only one lower byte of the value resulted by adding 1 Byte
each to ASCII values from NAK to ETX is converted into ASCII and added to BCC, and
sent.
Error code
Hex and 2 bytes(ASCII code, 4 bytes) indicate error type. For the details, see 8.1.8 Error
codes.