Performing An Xor Operation On 16-Bit Data - Mitsubishi Electric MELSEC iQ-R Series Programming Manual

Performing an XOR operation on 16-bit data

WXOR
This instruction performs an XOR operation on the two sets of 16-bit binary data specified.
ST
ENO:=WXOR(EN,s1,s2,d);
■Execution condition
Instruction
WXOR
Setting data
■Description, range, data type
Operand Description
(s1) Exclusive OR data or the device where exclusive OR data is stored
(s2) Exclusive OR data or the device where exclusive OR data is stored
(d) Device for storing the operation result
EN Execution condition
ENO Execution result
■Applicable devices/labels
Operand Bit
SB
(s1)

(s2)

(d)

Processing details
• This instruction performs an XOR operation (bit-by-bit) on the 16-bit binary data in the device specified by (s1) and the 16-
bit binary data in the device specified by (s2), and store the operation result in the device specified by (d).
b15 ∙∙∙
(s1)
0 0 0 0 1
∙∙∙
b15
(s2)
0 1 0 1 0
∙∙∙
b15
(d) 0 1 0 1 1
• When a bit device is specified, the instruction performs an operation by assuming that the ones after the number of digit-
specified points are 0.
Operation error
There is no operation error.
6 BASIC INSTRUCTIONS
80
6.2 Logical Operation Instructions
Execution condition
RX, RY, LB



b8 b7 ∙∙∙
1 1 1 1 1 1 1 0
XOR
∙∙∙
b8 b7
1 0 1 0 1 0 1 0
∙∙∙
b8 b7
0 1 0 1 0 1 0 0
Range
-32768 to 32767
-32768 to 32767



Word
SW



b0
0 0 0
b0
1 0 1
b0
1 0 1
Data type
ANY16
ANY16
ANY16
BOOL
BOOL
Constant
G, RWw, RWr, LW K, H
 
 
 