6F3B0250
Basic Hardware and Function
181
7. Instructions
FUN 064
TEST
Bit test
Expression
Input
-
[
A
TEST
B
]
-
Output
Function
When the input is ON, this instruction finds logical AND of
A and B. Then if the result is not 0, sets the
output to ON.
Execution condition
Input
Operation
Output
OFF
No execution
OFF
ON
Execution
When the result is not 0
ON
When the result is 0
OFF
Operand
Name
Device
Register
Constant Index
X
Y
R
S
T.
C. XW YW RW SW
T
C
D
I
J
K
A
Source
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
B
Test data
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Ö
Example
Logical AND operation is executed for the data of RW07 and the constant data H0FFF, and if the
result is not 0, R00A is turned ON. (R00A is turned ON when any device from R070 to R07B is
ON.)
If the data of RW07 is H4008, R00A is turned ON.
F
E
D
C
B
A
9
8
7
6
5
4
3
2
1
0
RW07
0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0
4
0
0
8
AND
Constant
0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1
0
F
F
F
Result is not 0
Result
0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
R00A comes ON
CTi Automation - Phone: 800.894.0412 - Fax: 208.368.0415 - Web: www.ctiautomation.net - Email: [email protected]