EasyDrive CV3100 Series Instruction Manual page 139

CV3100 series and MINI series high performance general purpose inverter instruction manual
Response massage frame format：
Slave address + 03H + the bytes number of data hold(N*2) + data content +
CRC CHK
| |
| |
| |
| |____________________________________________length:1 byte
|________________________________________________________length：1byte
Slave address
function
Bytes number
hold(N*2)
Data content
CRC check code
For example:In drive address of 01H internal set parameters for 0006 h (P0.06),
and readout parameter value from it:
Query message frame format：
|
|
|__________________________________length:1byte
1~31（decimal）
03H
of data Register
number*2
High 8-bit
Low 8-bit
Low 8-bit
High 8-bit
Address
Function
Starting data address
|
|_______________length: 2byte
1byte
1byte
1byte
2byte
2byte
Note:check
8-bit ahead
01H
03H
00H
06H
9-5
|___length:2byte
code low