Omron SYSMAC CS1W-SCB41-V1 Operation Manual page 316

Auxiliary Area and CIO Area Allocations (Modbus-RTU Slave Mode)
Response
Writing 1 (ON) to
CIO 0002.02
15 14 13
CIO 0 15 14 13
CIO 1 31 30 29
CIO 2 47 46 45
CIO 3 63 62 61
Write Single Register
Function
Command
Response
Writing 3AC5 Hex to
D2000
Function Code
Output Address
Output Value
Request
Function Code
Output Address (H)
Output Address (L)
Output Value (H)
Output Value (L)
12 11 10 9
12 11 10 9
28 27 26 25
44 43 42 41
60 59 58 57
Note The shaded number indicate the ON/OFF status of the bit that is written.
Writes a word in the DM or EM Area of I/O memory.
Function Code
Register Address
Register Value
Note The address depends on the area that is allocated.
Function Code
Register Address
Register Value
Request
Function Code
Register Address (H)
Register Address (L)
Register Value (H)
Register Value (L)
Length
1 byte
2 bytes
2 bytes
Data
05 hex Function Code
00 hex Output Address (H)
22 hex Output Address (L)
FF hex Output Value (H)
00 hex Output Value (L)
8 7 6 5
8 7 6 5
24 23 22 21
40 39 38 37
56 55 54 53
Length
1 byte
2 bytes
2 bytes
Length
1 byte
2 bytes
2 bytes
Data
06 hex Function Code
07 hex Register Address (H)
D0 hex Register Address (L)
3A hex Register Value (H)
C5 hex Register Value (L)
Section 9-3
Data
05 hex
0 to FFFF hex
0000 hex (OFF) or FF00 (ON)
Response
Data
05 hex
00 hex
22 hex
FF hex
00 hex
4 3 2 1
4 3 2 1
20 19 18 17
36 35 34 33
52 51 50 49
Data
06 hex
0 to 7FFF hex (See note.)
0 to FFFF hex
Data
06 hex
0 to 7FFF hex
0 to FFFF hex
Response
Data
06 hex
07 hex
D0 hex
3A hex
C5 hex
0
0
16
32
48
287