Mitsubishi Electric M800VW Series Programming Manual page 287

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.6 Logical Operation Instructions
 Operation errors
 There are no arithmetic errors associated with the WAND(P) or DAND(P) instructions.
 Program example
 The following program masks the digit in the 10s place of the BCD 4-digit value at D10 (second digit from the end) to 0
when XA turns ON.
XA
0
4
0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0
D10 BCD1234
1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1
HFF0F
D10 BCD1204 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0
 The following program performs a logical product operation on the data from X10 to X1B and the data at D33 when XA is
ON, and outputs the results to D50.
XA
0
5
0 0 0 0 1 0 0 1 0 0 1 1 0 0 1 1
X1B〜X10
Seen as "0"
0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0
D33
D50 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0
IB-1501667-B
[Ladder mode]
WANDP H0FF0F D10
END
AND
[Ladder mode]
WAND K3X10 D33 D50
END
X1B X18X17 X14X13
AND
Steps
0
1
3
4
Steps
0
1
5
X10
266
[List mode]
Inst. Device
LD X0A
WANDP H0FF0F
D10
END
[List mode]
Inst. Device
LD XA
WAND K3X10
D33
D50
END