Publication 1762-RM001C-EN-P
12-6 Logical Instructions
NOT - Logical NOT
Instruction Type: output
The NOT instruction is used to invert the source bit-by-bit (one’s
complement) and then place the result in the destination.
For more information, see Using Logical Instructions on page 12-1 and
Updates to Math Status Bits on page 12-2.
NOT
NOT
Source N7:0
0<
Dest N7:1
0<
NOT
Table 12.9 Execution Time for the NOT Instruction
Controller Data Size When Rung Is:
True False
MicroLogix 1200 word 2.4
µ
s0.0
µ
s
long word 9.2
µ
s0.0
µ
s
MicroLogix 1500 word 2.4
µ
s0.0
µ
s
long word 8.1
µ
s0.0
µ
s
Table 12.10 Truth Table for the NOT Instruction
Destination = A NOT B
Source:
1111101000001100
Destination:
0000010111110011
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