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BKXNR(P)
(2) The constant designated by can be between 32768 and 32767 (BIN 16-bit data).
Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and
an error code is stored into SD0.
• The n-bit range from the , , or device exceeds the range of that device.
(Error code: 4101)
• The device range for n points starting from the device designated by overlaps with the
device range for n points starting from the device designated by . (except when the same
device is specified for and ) (Error code: 4101)
• The device range for n points starting from the device designated by overlaps with the
device range for n points starting from the device designated by . (except when the same
device is specified for and ) (Error code: 4101)
Program Example
(1) The following program performs an exclusive NOR operation on the data stored at D100 to
D102 and the data stored at R0 to R2 when X20 is turned ON, and stores the operation
result into the area starting from D200.
[Ladder Mode] [List Mode]
[Operation]
S2
+ 1
+ 2
S1
S1
S1
S1
S1
S2
n
b15 b8
0
0 0 0 0 0 0 0 1 1 1 100 0 0
b7 b0
0 0 0 0 0 0 0 0 1 1 1 111 1 1
1 1 0 0 0 0 1 1 0 0 1 111 0 0
1 1 1 1 0 0 1 1
1 1 1 1
b15 b8
0
0 0 0
1 1 1 1 1 1 1 111 1 1
b7 b0
0 0 0 0 1 1 1 1 1 1 1 100 0 0
1 1 0 0 1 1 0 0 0 0 1 100 1 1
1 1
0 0
1 1
0 0
1 1
0 0
1
1
0 0
0 0 0 0 1 1 1 1 1 1 1 100 0 0
XNR
b15 b8b7 b0
1 1 1 1
0 0 0 0
1 1 1 1
0
0 0 0
000011 00
00000000 1111
n
+ 1
+ 2
D
D
D
D
D
+(n
1)
+(n
2)
+(n
1)
+(n
2)
S1
S2
D
S1
D
S1
D
S2
D
S2
D
Step Instruction Device
XNR
1 0 1 0 1 0 1 0 0 1 0 101 0 1
1
0
1
0
1
0
1
0
1
0
1
00
1
0
1
0
1
0
1
0
1
0
1 1
0
1
0
1
0
1
0
D201
D202
D200
b15 b8
1
1 1 1 1 1 1 1
b7 b0
1 1 1 1 1 1 1 1
0 0 0 0 0 0 0 0 1 1 1 111 1 1
D101
D102
D100
1 1 1 1 1 1 1 1
0 0 0 000 0 0
0 0 0 0 0 0 0 0 0 0 0 011 1 1
1 0 1 0 1 0 1 0 1 0 1 010 1 0
R1
R2
R0
D0
3
00000000
00000000
b15 b8b7 b0
b15 b8b7 b0