5 Applied Functions
5.1 Type Conversion Functions
52
FXCPU Structured Programming Manual
(Application Functions)
5.1.9
INT_TO_BOOL(_E)
Outline
This function converts word [signed] data into bit data, and outputs the data obtained by conversion.
1. Format
*1.
Output variable
2. Set data
In explanation of functions, I/O variables inside ( ) are described.
Explanation of function and operation
This function converts word [signed] data stored in a device specified in
into bit data, and outputs the
data obtained by conversion to a device specified in
.
When the input value is "0", this function outputs "FALSE".
When the input value is any value other than "0", this function outputs "TRUE".
Cautions
Use the function having "_E" in its name to connect a bus.
FX
3U(C)
FX
3G
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Function name
Expression in each language
Structured ladder
ST
INT_TO_BOOL
INT_TO_BOOL(_INT);
Example:
M0:=
INT_TO_BOOL(D0);
INT_TO_BOOL_E
INT_TO_BOOL_E(EN,_INT,
Output label);
Example:
INT_TO_BOOL_E(X000,D0,M0);
Variable
Description
Data type
Input
variable
EN
Execution condition
Bit
_INT (
)
Conversion source word [signed] data
Word [signed]
Output
variable
ENO
Execution status
Bit
*1
(
)
Bit data after conversion
Bit
INT_TO_BOOL
M0
D0
*1
_INT
INT_TO_BOOL_E
EN
ENO
*1
M0
X000
D0
_INT
s
d
s
d
0
FALSE
1567
TRUE
Word [signed] data
Bit data
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