Omron CQM1H-SCB41 Operation Manual page 416

Sysmac cqm1h series serial communications board
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V600/V620 ID Controller Protocol
Polling Auto-read Command Processing Cancel
(Sequence No. 544)
This sequence cancels polling auto-read processing.
Send Data Word Allocation (2nd Operand of PMCR)
First word of send
data
Receive Data Word Allocation (3rd Operand of PMCR)
Receive data
storage words
Polling Auto-write Command Processing Cancel (Sequence
No. 545)
This sequence cancels polling auto-write processing
Send Data Word Allocation (2nd Operand of PMCR)
The send data word allocation is similar to that of Sequence No. 544 (Polling Auto-read Command Processing
Cancel)
Receive Data Word Allocation (3rd Operand of PMCR)
The receive data word allocation is similar to that of Sequence No. 544 (Polling Auto-read Command Process-
ing Cancel)
Offset
Contents (data format)
+0
Number of receive data
words (4 digits BCD)
+1
Completion code
(2 digits Hexadecimal)
+0
Number of send data words
+1
(Undefined)
+2
(Not used)
(Undefined)
+3
Head channel No.
Offset
Contents (data format)
+0
Number of send data words
(4 digits BCD)
+1
Unit No. (2 digits BCD)
+2
Not used
+3
R/W Head CH No. (1 digit BCD)
+0
Number of receive data words
Completion code
(Undefined)
+1
Offset
Contents (data format)
+0
Number of receive data
words (4 digits BCD)
+1
Completion code
(2 digits Hexadecimal)
0002 (fixed)
00: Normal termination
14: Auto or communications command processing
not executed
75: Cancelled before the end of expansion command
receive or before sync input went active or before
detection of the existence of Data Carrier
76: Cancelled during read/write processing for Data
Carrier
Unit No.
0004 (fixed)
Arbitrary (However, there is a limit for the
maximum Unit No. depending on the model)
R/W Head CH 1 designation: 1
R/W Head CH 2 designation: 2
The CD1D must be set to 1.
0002 (fixed)
75: Cancelled before communications processing
with Data Carrier
76: Cancelled after communications processing with
Data Carrier
Appendix M
Data
Data
Data
401

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