SV-iS7 User Manual - Inverter Drive Supermarket

11.2.3 Detailed writing protocol
Writing Request:
ENQ Address No. CMD Address
No.
Number of
Addresses
Chapter 11 Communication Function
Data SUM EOT
05h “01” ~ “1F” “W” “XXXX” “1” ~ “8” = n “XXXX…” “XX” 04h
1 2 1 4 1 n * 4 2 1
Total byte = 12 + n * 4 = 44 at maximum
Normal Writing Response:
ACK Address No. CMD Data SUM EOT
06h “01” ~ “1F” “W” “XXXX…” “XX” 04h
1 2 1 n * 4 2 1
Total byte = 7 + n * 4 = 39 at maximum
Error Writing Response:
NAK Address No. CMD Error Code SUM EOT
15h “01” ~ “1F” “W” “**” “XX” 04h
1 2 1 2 2 1
Total byte = 9
11.2.4 Monitor registration detailed protocol
1) Monitor registration
Monitor Registration Request:
Monitor registration is the function of periodically updating data with designating the data in advance which need monitoring
continuously.
Request for registration of n number of address No. (not necessarily consecutive)
ENQ Address No. CMD
Number of
Addresses
Address No. SUM EOT
05h “01” ~ “1F” “X” “1” ~ “8”=n “XXXX…” “XX” 04h
1 2 1 1 n * 4 2 1
Total byte = 8 + n * 4 = Maximum 40
Monitor Registration Normal Response:
ACK Address No. CMD SUM EOT
06h “01” ~ “1F” “X” “XX” 04h
1 2 1 2 1
Total byte = 7
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