GetSpecificDeviceError (FB)ΒΆ

FUNCTION_BLOCK GetSpecificDeviceError EXTENDS CBM.ETrigA

This function block delivers the fieldbus specific device error.

Bemerkung

The interpretation of pData is fieldbus dependent and will be specified by the associated fieldbus driver.

Bemerkung

This feature may not be supported by all fieldbus drivers. eError will return ERROR.NOT_SUPPORTED if not supported.

InOut:

Scope

Name

Type

Comment

Input

itfNode

INode

device node

pData

CAA.PVOID

Pointer to memory where specific device error information should be copied to.

Inout

szSize

CAA.SIZE

IN: Size of memory pData points to. Out: Size of data copied to pData

Output

eError

ERROR

operation error code