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4 logical operation – IAI America SSEL User Manual

Page 137

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Part 2 Programs

1.4 Logical

Operation

z AND (Logical AND)

Command, declaration

Extension condition

(LD, A, O, AB, OB)

Input condition

(I/O, flag)

Command,
declaration

Operand 1

Operand 2

Output

(Output, flag)

Optional Optional AND

Variable

number

Data ZR

[Function]

Assign the logical AND operation result of the content of the variable specified in operand 1
and the value specified in operand 2, to the variable specified in operand 1.
The output will turn ON when the operation result becomes 0.

[Example 1]

LET

1

204

Assign 204 to variable 1.

AND

1

170

Assign the logical AND operation result (136) of the
content of variable 1 (204) and 170, to variable 1.

[Example 2]

LET

1

204

Assign 204 to variable 1.

LET

3

170

Assign 170 to variable 3.

AND

1

*3

Assign the logical AND operation result (136) of the
content of variable 1 (204) and the content of
variable 3 (170) to variable 1.

Decimal

Binary

204
AND 170
136

11001100
AND 10101010
10001000