Testabit And Testabitn - Omron NJ501-1500 Reference Manual

TestABit and TestABitN

TestABit: Outputs the value of the specified bit in a bit string.
TestABitN: Outputs the inverse of the value of the specified bit in a bit string.
Instruction
TestABit Test A Bit
TestABitN Test A Bit NOT
Variables
Name Meaning
In Bit string
Pos Bit position
Out Bit value
* If you omit the input parameter, the default value is not applied. A building error will occur.
Bit strings
In OK OK OK OK
Pos
Out OK
NJ-series Instructions Reference Manual (W502)
Name FB/FUN
FUN
FUN
I/O Description
Bit string
Input
Specified bit position
Output TestABit
Value of specified bit
TestABitN
Inverse of value of specified
bit
OK
Graphic expression
(@)TestABit
EN
Out
In
Pos
(@)TestABitN
EN
Out
In
Pos
Valid range
Depends on data type.
0 to No. of bits in In − 1
Depends on data type.
Integers
2 Instruction Descriptions
ST expression
Out:=TestABit (In, Pos);
Out:=TestABitN (In, Pos);
Unit Default
*
---
0
--- ---
Times, durations,
dates, and text strings
2
2-43