Omron 3G3MX2 - Loop-Back Test [08 H]

6-13
6-5 Explanation of Each Parameter No.
SYSDRIVE MX2 Series USER'S MANUAL (3G3MX2-A@@@@)
6
Communication Function
Loop-back Test [08h]
Used to check the communications between master and slave. A random value can be used
for test data.
Example) Loopback test to the Inverter whose slave address is "1".
Query:
Response:
*1. Broadcasting cannot be performed.
As for test sub code, only those relating to echo-back of query data (00h, 00h) are supported.
Other commands are not supported.
No. Field name
Example
(Hex)
1 Slave address
*1
01
2 Parameter No. 08
3 Test sub code (MSB) 00
4 Test sub code (LSB) 00
5 Data (MSB) Random
6 Data (LSB) Random
7 CRC-16 (MSB) CRC
8 CRC-16 (LSB) CRC
No. Field name
Example
(Hex)
1 Slave address
*1
01
2 Parameter No. 08
3 Test sub code (MSB) 00
4 Test sub code (LSB) 00
5 Data (MSB) Random
6 Data (LSB) Random
7 CRC-16 (MSB) CRC
8 CRC-16 (LSB) CRC