Mitsubishi MELSEC-A Series Programming Manual page 110

5. SEQUENCE INSTRUCTIONS
Program Examples
2) For printing instuction lists
• Page is changed after NOPLF is printed.
3) For the GPP printer output, refer to the Operating Manual for peripheral
devices.
NOP
(1) Program which stops the PC when X8 turns on.
Before change
X008 Y097 Y096
0
Changed to NOP.
After change
X008 Y096
0
(2) Short of contact (LD, LDI): If LD or LDI is changed to NOP, the circuit changes
completely. Therefore, caution should be exercised.
Before change
X000
0
X056 T3
2
Changed to NOP.
After change
X000
0
T3
Y012
Y012
Y016
Y066
Y016
Y066
5 − 41
MELSEC-A
Coding
0 LD X008
1 AND Y097
2 ANI Y096
3 OUT Y012
4 END
Coding
0 LD X008
1 NOP
2 ANI Y096
3 OUT Y012
4 END
Coding
0 LD X000
1 OUT Y016
2 LD X056
3 AND T003
4 OUT Y066
5 END
Coding
0 LD X000
1 OUT Y016
2 NOP
3 AND T003
4 OUT Y066
5 END