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diagGetFunctionalGroupExt

Valid for: CANoe DE

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Function Syntax

long diagGetFunctionalGroupExt ()
long diagGetFunctionalGroupExt(char groupQualifier)

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Description

Returns the value of the “address extension” byte (extended address information for ISO TP “extended addressing mode”). If the functional group is not specified, the destination set with diagSetTarget is used.

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Parameters

  • groupQualifier: Functional group’s qualifier.

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Return Values

  • -1: Extended addressing is not used.
  • [0, 255]: For the ID of a received CAN message to match (see diagGetFunctionalGroupIdMask), the value of the first data byte must correspond to this value.
  • Others: Reserved

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Example

— Processing Functional Diagnostic Requests in ECU Simulations