Omron CQM1H-SCB41 operation manual 149

Node No.

Subaddress

SID

CompoWay/F Master Protocol Appendix B

General-purpose Send with No Conversion and with Response (Sequence No. 604)

This sequence sends the specified data beginning with the subaddress and SID to the specified Unit. The re- sponse is stored starting at the specified word. No conversions are performed on the send and receive data.

Send Data Word Allocation (2nd Operand of PMCR(260))

First word of +0

send data	+1
	+2
	+3
	+4
	+5

Number of send data words

(Undefined)

(Undefined)

(Undefined)

Number of send bytes

Send data

Offset	Contents (data format)		Data
+0	Number of send data words		0006 to 0128
	(4 digits BCD)
+1	Always 00 Hex	Node No. (2 digits	00 to 99
		BCD)
+2	MRC	Subaddress (2	Specify the subaddress of the device being
	(2 digits Hex)	digits Hex)	communicated with.
+3	Always 00 Hex	SID (1 digit Hex)	Set the service ID of the required service
			(e.g., retries).
+4	Number of send bytes (4 digits BCD)		Number of data bytes from the MCR until
			the byte just before the ETX.
			0 to 490 decimal
+5	Send data		The data specified in hexadecimal here is
on			not converted and the number of bytes
	+0	+1
			specified in S+4 is sent.
	+2	+3
	+4	+5
	+6 etc.

Receive Data Word Allocation (3rd Operand of PMCR(260))

Receive data +0

storage words	+1
	+2

Number of receive data words

Response code

Response data

Offset	Contents (data format)		Data
+0	Number of receive data words		0003 to 0128
	(4 digits BCD)
+1	Response code (4 digits Hex)		The response code will be stored in
			hexadecimal form.
+2	Receive data		The data from just after the response code
on			until just before the ETX is stored here
	+0	+1
			without conversion.
	+2	+3
	+4	+5
	+6 etc.

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