Analytica GmbH AnaGate CAN duo User Manual download pdf (Page 25)

CAN API reference

CANGetFilter

CANGetFilter — Returns the current filter settings for the connection.

Syntax

#include <AnaGateDllCAN.h>

int CANGetFilter(int hHandle, int * pnFilter);

Parameter

hHandle Valid access handle.

pnFilter Pointer to an array of 8 filter entries (4 mask and 4 range filter entries). A filter entry contains

of two 32-bit values. Unused mask filter entries are initialized with 0 values. Unused range

filter entries are initialized with (0,0x1FFFFFFF) value pairs.

Return value

Returns Null if successful, or an error value otherwise (Appendix A, Return Codes).

Description

This function retrieves the current filter settings for the current connection. Filter can be used to suppress

messages with specific CAN message ids.

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Analytica GmbH AnaGate CAN duo User Manual Page 25