Rockwell Automation Publication 1756-RM003N-EN-P - October 2011 315
Move/Logical Instructions (MOV, MVM, BTD, MVMT, BTDT, CLR, SWPB, AND, OR, XOR, NOT, BAND, BOR, BXOR, BNOT) Chapter 7
Bitwise AND (AND)
The AND instruction performs a bitwise AND operation by using the bits in Source A
and Source B and places the result in the Destination.
To perform a logical AND, see page 331
.
Operands:
Relay Ladder
Structured Text
Use AND or the ampersand sign ‘&’ as an operator within an expression. This expression
evaluates sourceA AND sourceB.
See Structured Text Programming
for information on the syntax of expressions within
structured text.
Function Block
Operand Type Format Description
Source A SINT
INT
DINT
Immediate
Tag
Value to AND with Source B
A SINT or INT tag converts to a DINT value by zero-fill.
Source B SINT
INT
DINT
Immediate
Tag
Value to AND with Source A
A SINT or INT tag converts to a DINT value by zero-fill.
Destination SINT
INT
DINT
Tag Stores the result
Operand Type Format Description
AND tag FBD_LOGICAL Structure AND structure
dest := sourceA AND sourceB
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