Every Advantech DLL function is of the following form:
status = DRV_Xxx(parameter 1, parameter 2, ..., parameter n);
(at least one parameter is contained)
Each function returns a status (Success or Failure) as following:
|
Status (Value) |
Result |
|
UNSUCCESS ( > 0 ) |
Function failed due to error |
|
SUCCESS ( = 0 ) |
Function completed successfully |
Status is a 4-byte integer and is defined in Driver.H file.
For more information about the error code, please refer to ErrorCode list.
DRV_DioEnableEventAndSpecifyDiPorts
DRV_DioGetLatestEventDiPortsState
DRV_CntrEnableEventAndSpecifyCounter
DRV_CntrGetLastEventCounterValue