GETBIT32
The function returns the status of the bit specified by a bit number in the 32 bit value that is passed to it as a boolean resulting value. The input value is not altered.
FUNCTION GETBIT32 : BOOL
Inputs
VAR_INPUT
inVal32 : DWORD;
bitNo : SINT;
END_VAR
Name | Type | Description |
---|---|---|
inVal32 | DWORD | 32-bit value |
bitNo | SINT | Number of the bit to be read (0-31). This number is internally converted to a modulo 32 value prior to execution. |
Sample of calling the function in FBD:
![GETBIT32 3:](Images/png/31320971__en-US__Web.png)
Here bit 2 in the input value "16#04" is queried and assigned to the boolean variable aGetBitResultVar. The query returns TRUE in this example.
Requirements
Development environment |
Target system type |
PLC libraries to include (Category group) |
---|---|---|
TwinCAT v3.1.0 |
PC or CX (x86, x64, ARM) |
Tc2_System (System) |