Intel PCI-7200 Bedienungsanleitung PDF herunterladen (Seite 53)

C/C++ Libraries

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clear_fifo :

0: retain the FIFO data

1: clear FIFO data before perform digital input

disable_di :

0: digital input operation still active after DMA transfer complete

1: disable digital input operation immediately when DMA transfer

complete

@ Return Code

ERR_NoError

ERR_BoardNoInit

ERR_InvalidDIOMode

ERR_InvalidDIOCnt

ERR_NotDWordAlign

ERR_DMATransferNotAllowed

5.18 _7200_DI_DMA_Status

@ Description

Since the _7200_DI_DMA_Start function is executed in background, you

can issue this function to check its operation status. This function only works

when double-buffer mode is set as disable.

@ Syntax

Visual C++ (Windows 95)

int W_7200_DI_DMA_Status (U8 *status, U32 *count)

Visual Basic (Windows 95)

W_7200_AD_Status (status As Byte, count As Long ) As Long

C/C++ (DOS)

int _7200_AD_DMA_Status (U8 *status, U32 *count)

@ Argument

status : status of the DMA data transfer

0 : DI_DMA_STOP : DMA is completed

1 : DI_DMA_RUN : DMA is not completed

count : the numbers of DI data which has been transferred.

@ Return Code

ERR_NoError

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Intel PCI-7200 Bedienungsanleitung Seite 53