Function Description
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.
Functions supported by PCI-1735U:
Device Functions
DRV_DeviceOpen
DRV_DeviceClose
DRV_DeviceGetProperty
DRV_DeviceSetProperty
Port Input/Output
DRV_ReadPortByte
DRV_WritePortByte
DRV_ReadPortWord
DRV_WritePortWord
DRV_ReadPortDWord
DRV_WritePortDWord
Digital Input/Output
DRV_DioReadDOPorts
DRV_DioWriteDOPorts
DRV_DioReadDIPorts
Counter
DRV_CounterEventStart
DRV_CounterEventRead
DRV_CounterFreqStart
DRV_CounterFreqRead
DRV_CounterPulseStart
DRV_CounterReset
Other Functions
DRV_GetErrorMessage