Mitsubishi Q12PRHCPU - Page 296

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7.4 Precautions at System Switching Occurrence
7
PROGRAMMING CAUTIONS
• Input is returned corresponding to output
[Program example]
Diagram 7.16 Data Output is Not Reflected to New Control System CPU Module
Response (input) (X10)
Output (Y10)
M0
SET Y10
X10
0 END
END
END
0
0
0
0
Control system
CPU module
Program
SET Y10
SET Y10
SET Y10
M0
OFF OFF
OFF
ON
ON
OFF
OFF
OFF
OFF
X10
Y10 of CPU
module
External output
of Y10
Standby system
CPU module
New control system
CPU module
Tracking transfer
processing
Tracking transfer
processing
Scan execution
type program
Scan execution
type program
Reflect tracking
transfer data
Prepare tracking
transfer data
Prepare tracking
transfer data
Error occurrence
Reflect tracking
transfer data
Send
Wait
Wait
Receive
Send
Receive
Send
Receive
Output Output Output
System
switching
ON
ON
ON
END processing END processing
END processing
Scan execution
type program
Tracking setting is set to M, X, and Y