Logical Operation Instructions - Mitsubishi Electric M800VW Series Programming Manual

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions

8.6 Logical Operation Instructions

8.6 Logical Operation Instructions
WAND, WANDP, DAND, DANDP: Logical products with 16-bit and 32-bit data (Device at storage destina-
tion: Independent type)
Setting
Bit devices
data
X Y M L F
S1
○ ○ ○ ○ ○
S2
○ ○ ○ ○ ○
D
○ ○ ○ ○ ○
△ 1: S1 and S2 cannot be specified as constant at the same time.
△ 2: This is not available with DAND(P).
[Instruction symbol] [Execution condition]
WAND, DAND
WANDP, DANDP
 Setting data
Setting data
S1
Data from which logical product will be determined, or number of devices storing
such data
S2
D Number of devices where logical product operation results will be stored
 Functions
WAND
 Conducts a logical product operation on each bit of the 16-bit data of the device designated by "S1" and the 16-bit data of
the device designated by "S2", and stores the results in the device designated by "D".
1 1 1 1 1 1 1 1 0 0 0 0 1 1 1 1
Before execution S1
0 0 0 1 0 0 1 0 0 0 1 1 0 1 0 0
Before execution S2
After execution D
0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0
 For the bit device, the bits corresponding the digits other than the designated digit are handled as "0" in the operation.
Usable devices
B SB T SM V T C
○ ○ ○ ○ ○
○ ○ ○ ○ ○
○ ○ ○ ○ ○
Command
Command
Meaning
16 Bit
AND
Con-
Word devices
stant
D R/ZR W SW SD Z K
△ △
○ ○ ○ ○ ○
2 1
△ △
○ ○ ○ ○ ○
2 1
△
○ ○ ○ ○ ○
2
263
Digit
Pointer designa- Index
tion
H P
△
1
△
○ ○
1
indicates the signs WAND/DAND
S1 S2 D
P S1 S2 D
Data type
BIN 16/32 bits
IB-1501667-B