Omron CJ1W-SCU22, Руководство по эксплуатации, Страница: 449 / 478

R-115
A Standard System Protocol
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
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Protocol
Configur
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This general-purpose command is used to send data with a specified data length, and receive back
receive data other than OK. The terminator (CR) is automatically attached to the send data.
Send Data Word Allocation (3rd Operand of PMCR(260))
Receive Data Word Allocation (4th Operand of PMCR(260))
General-purpose Command 2 (4000-series) (Sequence No. 445 (Hex
01BD))
Offset Contents (data format) Data
+0 Number of send data words (4 digits Hex) 0003 to 00FA (3 to 250 decimal)
+1 Send data byte length (4 digits Hex) 0001 to 01F0 (1 to 496 decimal)
The number of bytes of send data excluding the
terminator (CR)
+2 to
+249 Send data (ASCII) Send data up to 496 bytes maximum
Specify in ASCII.
Offset Contents (data format) Data
+0 Number of receive data words
(4 digits BCD) 0001 to 00FA (1 to 250 decimal)
+1 to
+249 Receive data (ASCII) Receive data up to 498 bytes maximum
Stored in ASCII.
First word of
send data Number of send data words
+0
+1
+2
+3
+128
+249
Send data
Send data byte length
Send data
Send data
•
•
Send data
Receive data
storage words Number of receive data words +0
+1
+2
+126
+249
Receive data
Receive data
Receive data
Receive data
•
•