Function
Retrieves the transfer mode of the analog output conversion data.
Format
Ret = AioGetAoTransferMode ( Id , AoTransferMode )
Parameters
Id
[ C, C++ : short ] [ Python : ctypes.c_short ]
Specifies the Device ID retrieved from AioInit function.
AoTransferMode
[ C, C++ : short * ] [ Python : ctypes.POINTER(ctypes.c_short) ]
Specifies the address of the variable that stores the transfer mode of
the conversion data.
0 |
Device buffer mode |
1 |
User buffer mode |
Return value
Ret [ C, C++ : long ] [ Python : ctypes.c_long ]
Return values |
Content |
0 |
Normality completion |
7 |
Execute AioResetDevice function because the device has recovered from standby mode |
10001 |
Invalid
Id was specified |
10002 |
AIO
driver can't be called |
13590 |
Pointer
to AoTransferMode is NULL |
20001 |
This function can't be used by this device |
20002 |
Can
not use while by another device works |
20003 |
Can
not use because another process is using the device |
Initial value
In all devices, AoTransferMode = 0
Remarks
This function cannot be used on devices without
the analog output function.
If the device is in operation, the function cannot be performed.
Specifications based on devices
AIO-163202G-PE |
Returns AoTransferMode = 0 or 1. |
AIO-16256256-DEMO |
AoTransferMode = 0 is fixed. |
AO-1604VIN-ETH |
AoTransferMode = 0 is fixed. |
Example
Retrieves the transfer mode of the analog output conversion data.
C, C++ |
long
Ret; |
Python |
Ret
= ctypes.c_long() |