Adlink ACL-8112 Series Manual do Utilizador descarregar pdf (Página 82)

74 • C Language Library

7.15 _8112_AD_DMA_Status

Description

Since the _8112_AD_DMA_Start function is executed in the

background, you can issue the function _8112_AD_DMA_Status to

check its operation status.

Syntax

int _8112_AD_DMA_Status( int *status , int *count )

int _8112pg_AD_DMA_Status( int *status , int *count )

Argument:

status:

status of the DMA data transfer

0: AD DMA is not completed

1: AD DMA is completed

count:

the number of A/D data which has been

transferred.

Return Code:

ERR_NoError

ERR_BoardNoInit

ERR_AD_DMANotSet

Example:

See demo program 'AD_Demo4.C'

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Adlink ACL-8112 Series Manual do Utilizador Página 82