9
．
Program
54
Send/Receive messages
Image of send/receive messages
Send message
PLC
Receive
message
Destination
Device
CR
LF
*
*
*
*
*
*
Terminator
Data
CR
LF
*
*
*
*
*
*
Data
Terminator
Relationship between send area S (PMCR instruction operand) and send message
SCU to Destination Device
Send message
CPU to SCU
Send area: S
Wd+0
Wd+1
Wd+2
Wd+(n-1)
* *
* * * *
* *
0
15
0
15
0
15
0
15
Bit
* * * * * *
* *
The number
of words
CR
LF
*
*
*
*
*
*
Terminator
Data
Wd: Word
Relationship between receive message and receive area R (PMCR instruction operand)
Destination Device to SCU
Receive message
SCU to CPU
Receive area: R
Wd+0
Wd+1
Wd+2
Wd+(n-1)
* *
* * * *
* *
0
15
0
15
0
15
0
15
Bit
* * * * * *
* *
Number of words
CR
LF
*
*
*
*
*
*
Terminator
Data
Wd: Word
Содержание OMRON CJ Series
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