Omron E3X-DRT21 Operation Manual page 78

Overview of RS-422 Communication Unit
Example: Sending communications sequence 600 (with ASCII conversion)
15 08 07
Number of send data words
S
Not used.
S+1
MRC
S+2
Number of send bytes
S+3
S+4 Send data (data following MRC and SRC)
|
Execution
condition
A20200
Network
Communications
Enabled Flag
S D01000
D01001
D01002
D01003
D01003
00
Node number
SRC
191915
PMCR
#02E1
Protocol Macro
#0258
Executing Flag
D01000
D02000
Send data words: 5
0 0 0 5
CompoWay/F node number: 02
0 0 0 2
MRC: 30, SRC: 05
3 0 0 5
Number of send bytes: 2
0 0 0 2
Command code: 30 Hex, unit number: 01 Hex
3 0 0 1
Section 4-1
Command data from
D01000 is sent to
CompoWay/F node
number 02, and
response data is stored
in D02000.
67