TwinCAT driver
Observe these guidelines when working with TwinCAT driver.
Supported controllers
The driver supports these controller families:
- TwinCAT® runtime
- Beckhoff ® TwinCAT® systems
IMPORTANT:
The driver has been tested with TwinCAT® runtime and CX5130-0155.
Controller tags import
You can import tags in these modes:
- Online mode
- Use online mode to import tags directly from the controller at design time or runtime.
- Offline mode
- Use offline mode to import tags fromTPYfiles.For more information, refer to the product documentation.
Data types
The driver supports these data types:
Controller data type | FactoryTalk Optix data type | Length | Notes |
---|---|---|---|
BOOL | BOOL | 1 BIT | |
BYTE | BYTE | 1 BYTE | |
WORD | UINT16 | 2 BYTES | |
DWORD | UINT32 | 4 BYTES | |
LWORD | UINT64 | 8 BYTES | |
SINT | SBYTE | 1 BYTES | |
INT | INT16 | 2 BYTES | |
DINT | INT32 | 4 BYTES | |
USINT | BYTE | 1 BYTE | |
UINT | UINT16 | 2 BYTES | |
UDINT | UINT32 | 4 BYTES | |
LINT | INT64 | 8 BYTES | |
ULINT | UINT64 | 8 BYTES | |
REAL | FLOAT | 4 BYTES | |
LREAL | DOUBLE | 8 BYTES | |
TIME | DURATION | 4 BYTES | |
LTIME | DURATION | 8 BYTES | |
DATE | DATE TIME | 2 BYTES | |
TIME_OF_DAY(TOD) | UTC TIME | 4 BYTES | Rockwell Automation recommends using the Date and time object, which allows you to set and view date and time data. |
DATE_AND_TIME(DT) | DATE TIME | 4 BYTES | |
STRING | STRING[Length] | ||
WSTRING | STRING[Length] | ||
ARRAY 1 dimensional | Type [dimension] | ||
ARRAY 2 dimensional | Type [1st dimension, 2nd dimension] | ||
ARRAY 3 dimensional | Type [1st dimension ,2nd dimension, 3rd dimension] |
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