NuDAQ ACL-8112 Series, Руководство пользователя

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C Language Library
_8112_Initial( CARD_1, 8112B-DG, 0x220 );
/* Assume NoError when Initialize ACL-8112 */
/* Set to software trigger at first*/
_8112_AD_Set_Mode( AD_MODE_1 );
/* then trigger the AD */
_8112_AD_Soft_Trig();
/* wait for AD data ready then read it */
ErrCode = _8112_AD_Aquire( &ad_data );
if( ErrCode == ERR_NoError )
printf( "The AD value is %d.\n", ad_data );
else
printf( "AD conversion error happen\n" );
}
Also see deme program 'AD_DEMO.C'
7.13 _8112_CLR_IRQ
Description
This function is used to clear interrupt request which requested by the
ACL-8112. If you use interrupt to transfer A/D converted data, you
should use this function to clear interrupt request status, otherwise no
new coming interrupt will be generated.
Syntax
int _8112_CLR_IRQ( void )
int _8112pg_CLR_IRQ( void )
Argument:
None
Return Code:
ERR_NoError
ERR_BoardNoInit
7.14 _8112_AD_DMA_Start
Description