Mitsubishi Electric 700 Series Programming Manual page 171

Application instructions
Functions
WXNR
(1) Performs the exclusive NOR of the 16-bit data of device specified at
16-bit data of device specified at
specified at
D
Before
execution
After
execution
(2) Performs the exclusive NOR of the 16-bit data of device specified at
16-bit data of device specified at
specified at
D
Before
execution
After
execution
(3) When operation is performed, the digits of bit device higher than the specified are
regarded as 0.
Execution Conditions
The execution conditions of the not exclusive logical add instructions are as shown
below.
Operation
command
WXNR
WXNRP
166
.
.
Executed every
scan.
Executed only once.
S
per bit, and stores the result into the device
16 bits
S2 per bit, and stores the result into the device
16 bits
Executed every
S1
scan.
Executed only once.
and the
D
and the