Mitsubishi Electric M800VW Series Programming Manual page 297

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.6 Logical Operation Instructions
WXNR, WXNRP, DXNR, DXNRP: 16-bit and 32-bit data non-exclusive logical sum operations (Device at
storage destination: 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 DXNR(P).
[Instruction symbol] [Execution condition]
WXNR, DXNR
WXNRP, DXNRP
 Setting data
Setting data
S1
Data on which negative exclusive OR operation will be performed, or device No. of
device where the data is stored
S2
D Number of devices that will store results of the non-exclusive logical
 Functions
WXNR
 Conducts a non-exclusive logical sum 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".
0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
Before execution S1
0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1
Before execution S2
After execution D
0 1 0 0 1 0 1 1
1
 For the bit device, the bits corresponding the digits other than the designated digit are handled as "0" in the operation.
IB-1501667-B
Usable devices
B SB T SM V T C
○ ○ ○ ○ ○
○ ○ ○ ○ ○
○ ○ ○ ○ ○
Command
Command
Meaning
16 Bit
XNR
0 0 1 0 1
0 1
Con-
Word devices
stant
D R/ZR W SW SD Z K
△ △
○ ○ ○ ○ ○
2 1
△ △
○ ○ ○ ○ ○
2 1
△
○ ○ ○ ○ ○
2
1
276
Digit
Pointer designa- Index
tion
H P
△
1
△
○ ○
1
indicates the signs WXNR/DXNR
S1 S2 D
P S1 S2 D
Data type
BIN 16/32 bits