Mitsubishi Electric M800VW Series Programming Manual page 226

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.2 Arithmetic Operation Instructions
 Program example
 The following is a down counter program.
X7
MOVP
0
X8 M38
4
= K0 D8
8
12
[List mode]
Steps Inst. Device
0 LD X7
1 MOVP K100
D8
4 LD X8
5 ANI M38
6 DECP D8
8 LD= K0
D8
11 OUT M38
12 END
[Ladder mode]
K100 D8
DECP D8
M38
END
Transfers the value of 100 to D8 when X7 is
ON
When M38 is OFF, X8 goes from OFF to ON,
and 1 is decremented from D8.
At D8=0, M38 goes ON.
205 IB-1501667-B