Hitachi WJ200-001L, Instruction Manual

Page: 553 / 680

Ver.3
−
− −
−
44
An error occurs with writing data
Query:
Response:
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 86
3 Exception code 32
4 CRC-16 (high order) C3
5 CRC-16 (low order) B5
If you create a mapping like above, access to low order side of register number 1219 (A021) is forbidden.
Because if use of parameter A021 (Low) is allowed, A012 (High) area might be overridden when very big
number is entered in A021. Please refer to the example above.
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 06
3 Register start address (high order) 12
4 Register start address (low order) 18
5 Change data (high order) 10
6 Change data (low order) 00
7 CRC-16 (high order) 01
8 CRC-16 (low order) 75
Register address value
= Register
Number - 1
1000h→4096d →40.96Hz