ADLINK Technology PCI-7200 Spezifikationen Seite 73

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C/C++ & DLL Libraries 63
handle (Win 95/98): the handle of system DMA memory. In
Windows 95 environment, before calling
W_7200_DO_DMA_Start,
W_7200_Alloc_DMA_Mem must be called to
allocate a contiguous DMA memory and get the
handle of it. Also W_7200_Alloc_DMA_Mem will
attach a buffer to DMA memory. The DO data is
stored in the buffer attached to this handle.
do_buffer (DOS) : the start address of the memory buffer to
store the DO data.
** This memory should be double-word
alignment
repeat : The digital output will be continuous or only one
shot.
CONTINUOUS : digital output will be continuous
until the _7200_DO_DMA_STOP is called.
ONE_SHOT : digital output only one-shot.
@ Return Code
ERR_NoError
ERR_InvalidDIMode
ERR_InvalidBoardNumber
ERR_BoardNoInit
ERR_InvalidDIOCnt
ERR_NotDWordAlign
ERR_DMATransferNotAllowed
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