ADLINK Technology NuDAQ PCI-9812/10 User Manual

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ADLINK Technology NuDAQ PCI-9812/10 User Manual Manual pdf 49 page image

C/C++ Library • 416.4 _9812_Close@ DescriptionThis function is used to close a previously initialized 9812 card.@ SyntaxC/C++ (DOS)int _9812_Close (int card_number)C/C++ (Windows 95)int W_9812_Close (int card_number)Visual Basic (Windows 95)W_9812_Close (ByVal card_number As Long) As Long@ Argumentcard_number: the card number of PCI-9812 to be closed, thevalid card numbers are 0~9.@ Return CodePCICardNumErrPCICardNotInitNoError6.5 _9812_AD_DMA_Start@ DescriptionThis function will start an operation of A/D conversion N times withDMA data transfer. It will take place in the background, which willnot stop until the Nth conversion has been completed or until yourprogram executes _9182_AD_DMA_Stop to stop the operation.After executing this function, it is necessary to check the status ofthe operation by using the function _9812_AD_DMA_Status.@ SyntaxC/C++ (DOS)int _9812_AD_DMA_Start (int card_number, intch_cnt, U32 *buff, U32 count)C/C++ (Windows 95)int W_9812_AD_DMA_Start(int card_number, intch_cnt, HANDLE memID, U32 count)Visual Basic (Windows 95)W_9812_AD_DMA_Start (ByVal card_number As Long,ByVal ch_cnt As Long, ByVal handle AsLong, ByVal count As Long) As Long@ Argument