Omron CS1W-ETN21 - IO memory area (DM) Write Single Register

MANUEL STA46 Modbus TCP
JP Viskovic 30/08/2005 OEE-F 11
1-4-5 I/O memory area (DM) Write Single Register
[Function]
Writes single register.
[Request]
Length Data
Function Code 1 Byte
0x06
Register Address 2 Bytes 0x0000-0x7FFF
Register Value 2 Bytes 0x0000-0xFFFF
[Response]
Length Data
Function Code 1 Byte
0x06
Register Address 2 Bytes 0x0000-0x7FFF
Register Value 2 Bytes 0x0000-0xFFFF
Example: write &h3AC5 to DM 2000.
Request Response
Data Data
Function Code 0x06 Function Code 0x06
Register Address(H) 0x07 Register Address(H) 0x07
Register Address(L) 0xD0 Register Address(L) 0xD0
Register Value(H) 0x3A Register Value(H) 0x3A
Register Value(L) 0xC5 Register Value(L) 0xC5
DM 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
2000
3 A C 5
2001
2002