Omron CJ1W-SCU32 Operation Manual page 268

7 Using Modbus-RTU Slave Mode
Write Single Coil
Function
Writes a bit in the memory used for CJ-series Unit.
Command
Function Code
Output Address
Output Value
* The address depends on the area that is allocated.
Response
Function Code
Output Address
Output Value
Writing 1 (ON) to CIO 0002.02
Request
Function Code
Output Address (H)
Output Address (L)
Output Value (H)
Output Value (L)
15 14 13
CIO 0 15 14 13
CIO 1 31 30 29
1 0 1
CIO 2 47 46 45
CIO 3 63 62 61
Note The subscript number in the shaded box indicates the TRUE/FALSE (1/0) status of the bit
that is read.
7-18
Length
1 byte
2 bytes
2 bytes
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)
12 11 10 9 8
12 11 10 9 8
28 27 26 25 24
1 1 1 0
44 43 42 41 40
60 59 58 57 56
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Data
05 hex
0000 to FFFF hex (*)
0000 hex (OFF) or FF00 (ON)
Data
05 hex
0000 to FFFF hex
0000 hex or FF00
Response
Data
05 hex
00 hex
22 hex
FF hex
00 hex
7 6 5 4
7 6 5 4
23 22 21 20
0 1 1 0 1
39 38 37 36
1 0 1
55 54 53 52
3 2 1 0
3 2 1 0
19 18 17 16
35 34 33 32
0 1 1 0
51 50 49 48