Allen-Bradley MicroLogix 1400 - NOT - Logical NOT

Publication 1766-RM001A-EN-P - October 2008
258 Logical Instructions
OR - Logical OR
Instruction Type: output
The OR instruction performs a logical OR of two sources and places the
result in the destination.
OR
Bitwise Inclusive OR
Source A N7:0
0000h<
Source B N7:1
0000h<
Dest N7:2
0000h<
OR
Execution Time for the OR Instruction
Controller Data Size When Rung Is:
True False
MicroLogix 1400 word 1.8278 µs 0.3962 µs
long word 1.8374 µs 0.3956 µs
Truth Table for the OR Instruction
Destination = A OR B
Source: A
1111101000001100
Source: B
1100111111000011
Destination:
1111111111001111
IMPORTANT
Do not use the High Speed Counter Accumulator (HSC.ACC) for the
Destination parameter in the AND, OR, and XOR instructions.
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