LGF_BitToggle (FC / V3.0.1)
Author: Siemens SIMATIC Systems Support
Short description
This block toggles (from TRUE to FALSE and vice versa) a bit at a predefined position in a variable of the data type DWORD.
Alternatively, Word and Byte can be used instead of DWord by converting the passed parameter with, for example, BYTE_TO_DWORD and the result with DWORD_TO_BYTE
Block Interface
| LGF_BitToggle (FC) | |
DWord | | | value | | Ret_Val | | | DWord |
| | | |
USInt | | | bitNo | | | | | |
| | | |
| | |
Input parameter
Identifier | Data type | Description |
value | DWord | Tag where the bit has to be toggled |
bitNo | USInt | Bit number to be toggled in the “value” parameter. |
Output parameter
Identifier | Data type | Description |
Ret_Val | DWord | Tag with toggled bit |
Change log
Version & Date | Change description |
| 01.00.00 | Siemens Industry Support |
| 06.06.2015 | first release |
| 03.00.00 | Siemens Industry Support |
| 23.04.2020 | Set version to V3.0.0 harmonize the version of the whole library |
| 03.00.01 | Simatic Systems Support |
| 19.01.2021 | Insert documentation |