LS ELECTRIC LSLV-L100 Series, Руководство пользователя

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Communication features
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Read normal response
ACK Station ID CMD Data SUM EOT
06h ‘01’–‘1F’ ‘R’ ‘XXXX’ ‘XX’ 04h
1 byte 2 bytes 1 byte n + 4 bytes 2 bytes 1 byte
Total bytes = (7 x n x 4): 39 maximum
Read error response
NAK Station ID CMD Error code SUM EOT
15h ‘01’-‘1F’ ‘R’ ‘**’ ‘XX’ 04h
1 byte 2 bytes 1 byte 2 bytes 2 bytes 1 byte
Total bytes = 9
7.3.3 Write protocol details
Write request
ENQ Station ID CMD Address
Number of
addresses
Data SUM EOT
05h ‘01’–‘1F’ ‘W’ ‘XXXX’ ‘1’–‘8’ = n ‘XXXX…’ ‘XX’ 04h
1 byte 2 bytes 1 byte 4 bytes 1 byte
n x 4
bytes
2 bytes 1 byte
Total bytes = (12 + n x 4): 44 maximum
Write normal response
ACK Station ID CMD Data SUM EOT
06h ‘01’–‘1F’ ‘W’ ‘XXXX…’ ‘XX’ 04h
1 byte 2 bytes 1 byte n x 4 bytes 2 bytes 1 byte
Total bytes = (7 + n x 4): 39 maximum