C/C++ ( DOS)

int _9112_AD_DMA_Status(int card_number, int *status , int *count )

uArgument

card_number : the card number of PCI-9112

status : status of the DMA data transfer

0:AD_DMA_STOP : DMA is completed

1:AD_DMA_RUN : DMA is not completed

count : the number of A/D data which has been transferred.

uReturn Code

ERR_NoError, ERR_BoardNoInit

uExample

See Demo Program 'AD_DEMO3.C' , 'AD_DEMO6.C'

5.16 _9112_AD_DMA_Stop

uDescription

This function is used to stop the DMA data transferring. After executing this function, the internal A/D trigger is disable and the A/D timer ( timer #1 and #2) is stopped. The function returns the number of the data which has been transferred, no matter if the A/D DMA data transfer is stopped by this function or by the DMA terminal count ISR.

uSyntax

Visual C++ (Windows-95)

int W_9112_AD_DMA_Stop (int card_number, int * count)

Visual Basic (Windows-95)

W_9112_AD_DMA_Stop (ByVal card_number As Long, count As Long) As Long

C/C++ ( DOS)

int _9112_AD_DMA_Stop (int card_number, int *count )

uArgument

card_number : the card number of PCI-9112

count : the number of A/D converted data which has been transferred.

uReturn Code

ERR_NoError

ERR_BoardNoInit

uExample

See Demo Program 'AD_DEMO3.C', ‘AD_DEMO6.C’

54 ∙ C/C++ Library