Omron SYSMAC CJ1W-SCU21-V1, Operation Manual

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3Z4L Laser Micrometer Protocol Appendix N
Receive Data Word Allocation (4th Operand of PMCR(260))
None.
General-purpose Command 2 (4000-series) (Sequence No. 445
(Hex 01BD))
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))
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 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) When the receive data exceed 498 bytes,
only 498 bytes are stored.
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 CR
Receive data
storage words Number of receive data words +0
+1
+2
+126
+249
Receive data
Receive data
Receive data
Receive data
•
•