NORD Drivesystems BU0550 User Manual
Page 36
PLC logic for NORD SK 54xE frequency inverters
36
BU 0550 GB-0813
3.2.4.12 XORN and XORN(
Bit-wise Exclusive OR linking of the AE/accumulator with a negated operand.
Bit-wise Exclusive OR (...) linking of the AE/accumulator and the negated result of the bracket. Up to 6
bracket levels are possible.
The values to be linked must belong to the same type of variable.
BOOL
BYTE
INT
DINT
Possible data types
X
X
X
X
Commands
Explanation
LD 2#0000_1111
XORN 2#0011_1010
XORN link between 2 constants
Accu = 2#1100_1010
LD 170
Link between a constant and 2 variables.
XORN Var1, Var2
Accu = 170d XORN Var1 XORN Var2
LD Var1
XORN ( Var2
AE/Accu = Var1 XORN ( Var2 OR Var3 )
OR Var3
)
Table 39 XORN and XORN(
AE/Accu
Operand
Result
0
0
1
0
1
0
1
0
0
1
1
1