Hitachi WJ200-001L, Instruction Manual

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Ver.3
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Ex
Ex Ex
Ex
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Cases where internal registers are invalid
Case 1 : A case where internal register not yet is selected (Please refer to document page1 for setting
range)
）
Query:
Response:
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 83
3 Exception code 31
4 CRC-16 (high order) 80
5 CRC-16 (low order) E4
An Exceptional response is given when 0000h is set as internal register because it is interpreted as not yet
set.
No Field Name Example
(Hex)
1 Slave address 01
2 Function code 03
3 Register start address (high order) 60
4 Register start address (low order) 00
5 Number of holding registers (high order) 00
6 Number of holding registers (low order) 01
7 CRC-16 (high order) 9A
8 CRC-16 (low order) 0A
Register address value = Register
Number - 1
One register