AioGetDemoAiStartExtTrigger

Function

This is a function that gets the status of the analog input start trigger of the demo device.

Format

Ret = AioGetDemoAiStartExtTrigger ( Id , Data )

Parameters

Id [ C, C++ : short ] [ Python : ctypes.c_short ]
Specifies the device ID retrieved from AioInit.

Data [ C, C++ : short * ] [ Python : ctypes.POINTER(ctypes.c_short) ]
Specifies the address of variable that stores the set data.

Return values

Ret [ C, C++ : long ] [ Python : ctypes.c_long ]

Return values	Content
0	Normality completion
10001	Invalid Id was specified Use the Id retrieved from AioInit to specify the Id in this function.
10002	AIO driver can't be called At first, perform AioInit function.
28380	A driver inner error occurred

Remarks

This is a function dedicated to the demo device.

The initial value is 0 (OFF).
Please call AioSetDemoAiStartExtTrigger function when You want to modify the external trigger level for Analog Input Start.

Example

Gets the status of the analog input start trigger.

C, C++	long Ret; short Data; Ret = AioGetDemoAiStartExtTrigger ( Id , &Data );
Python	Ret = ctypes.c_long() Data = ctypes.c_short() Ret.value = caio.AioGetDemoAiStartExtTrigger ( Id , ctypes.byref(Data) )