Omron SYSMAC CJ1W-SCU21-V1, Operation Manual

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CompoWay/F Master Protocol Appendix B
Receive Data Word Allocation (4th Operand of PMCR(260))
None. (Specify a dummy value for the operand, such as #0000.)
Parameter Area Read
(Sequence No. 615 (Hex 0267))
This sequence reads the contents of the specified number of elements from the address of the specified
parameter area to the specified node number and stores the data starting at the specified word.
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 Always 0006 hex (6 decimal)
+1 (Undefined) ---
+2 Variable type
(2 digits hex)
Set the area type (2 digits) and the first read
word (6 digits). The leftmost byte of the first write
address specifies the address and the rightmost
byte specifies the bit location. Set the rightmost
byte to 00 when bit access is not required.
+3 First write address (6 digits BCD)
+4 Number of elements (4 digits BCD) Set the number of elements to write.
+5 Write data (4 digits hex) Set the write data.
Offset Contents (data format) Data
+0 Number of send data words Always 0006 hex (6 decimal)
+1 (Undefined) Node No.
(2 digits BCD) 00 to 99
+2 Parameter type (4 digits hex) Set the parameter type.
+3 First read address (4 digits hex) Set the first read address.
+4 Number of elements (4 digits hex) Set the number of elements to read.
(The leftmost bit in the number of elements is
always 1.)
Number of elements
First word of
send data
Number of send data words
+0
+1
+2
+3
+4
(Undefined)
First read address
Parameter type
Node No.
Offset Contents (data format) Data
+0 Number of receive data words 0006 to 00FA Hex (6 to 250 decimal)
+1 Response code (4 digits hex) The CompoWay/F command response code is
stored in hexadecimal code.
+2 Variable type (4 digits hex) The parameter type is stored in hexadecimal
code.
+4 First read address (4 digits hex) The first read address is stored in hexadecimal
code.
+5 Read data (4 digits hex) The read data is stored.
+0
+1
+2
Variable type
First read address
Number of elements
Number of receive data words
Response code
+3
+4
Receive data
storage words
Read data
+5