Function Code - Omron SYSDRIVE 3G3JV User Manual

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
4
5 Test data 2
6
7 CRC-16 check
8
D Response
Normal
Byte No.
1 Slave address
2 Function code
Test data 1
3
4
Test data 2
5
6
7 CRC-16 check
8
Error
Byte No.
1 Slave address
2 Function code
3 Error code
CRC-16 check
4
5
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
7-19