Software functions
7-16
7.1.2.5 Parameter access method/Parameter access target ID
This becomes the area to store the access method (Read/Write) and access target ID when a parameter
access command (value 4) is carried out by control command.
After storing data in this area, perform the parameter access command.
<Parameter access method>
Modbus/TCP address
Value
Description
Memory address
Offset address
41825 1824
0 Read
1 Write
<Parameter access target ID>
Modbus/TCP address
Value
Memory address
Offset address
41826
1825
Access target ID
The ID format is as follows:
15 14 13
12 11 10
9
8
7
6
5
4 3 2 1 0
Type
Address (0x00 to 0xFF)
Type: 00: Output, 01: Input (input/output mixed)
Description
0x000 to 0x0FF
Output slave unit
0x200 to 0x2FF
Input (input/output mixed) slave unit
Example: Output slave unit address 3 = 0x0003
Input slave unit address 10 = 0x020A
