Omron SYSDRIVE 3G3MV User Manual page 214

Communications
H Example of Loop-back Test
·In the following example, a loop-back test is conducted on the Inverter with a Slave
address of 01.
D DSR Message
Byte No.
1 Slave address
2 Function code
3 Test data 1 Test data 1
4
5 Test data 2 Test data 2
6
7 CRC-16 check CRC-16 check
8
D Response
Normal
Byte No.
1 Slave address
2 Function code
3 Test data 1 Test data 1
4
5 Test data 2 Test data 2
6
7 CRC-16 check CRC-16 check
8
Error
Byte No.
1 Slave address
2 Function code
3 Error code
CRC-16 check CRC-16 check
4
5
7-20
Data
Data
Data
Chapter 7
Data
example
(Hex)
01
08
00
00
A5
37
DA
8D
Data
example
(Hex)
01
08
00
00
A5
37
DA
8D
Data
example
(Hex)
01
88
01
86
50