LSIS sv-ig5a - Page 159

11-5
2.1) Acknowledge response:
ACK
Drive No
CMD
Data
SUM
EOT
06h
“01” ~ “1F”
“W”
“XXXX…”
“XX”
04h
1:byte
2:bytes
1:byte
n * 4 bytes
2 bytes
1 byte
Total bite = 7 + n * 4 = Max 39
2.2) Negative response:
NAK
Drive No
CMD
Error code
SUM
EOT
15h
“01” ~ “1F”
“W”
“**”
“XX”
04h
1 byte
2 bytes
1 byte
2 bytes
2 bytes
1 byte
Total bite = 9
3) Request for Monitor Register
This is useful when constant parameter monitoring and data updates are required.
Request for Register of „n‟ numbers of Address (not consecutive)
ENQ
Drive No
CMD
Number of
address to read
Address
SUM
EOT
05h
“01” ~ “1F”
“X”
“1” ~ “8”=n
“XXXX…”
“XX”
04h
1 byte
2 bytes
1 byte
1 byte
n * 4 byte
2 byte
1 byte
Total bite = 8 + n * 4 = Max 40
3.1) Acknowledge Response:
ACK
Drive No
CMD
SUM
EOT
06h
“01” ~ “1F”
“X”
“XX”
04h
1 byte
2 bytes
1 byte
2 bytes
1 byte
Total bite = 7
3.2) Negative Acknowledge Response:
NAK
Drive No
CMD
Error code
SUM
EOT
15h
“01” ~ “1F”
“X”
“**”
“XX”
04h
1 byte
2 bytes
1 byte
2 bytes
2 bytes
1 byte
Total bite = 9
Note
When Request for Write and Acknowledge Response is exchanged between PC and
Inverter for the first time, previous data is returned. From the second time of transmission,
the current data will be returned.
For Service Call 800-848-2504
For Service Call 800-848-2504