NuDAQ ACL-8112 Series, Руководство пользователя

Страница: 76 / 92

68
•
C Language Library
/* Assume NoError when Initialize ACL-8112 */
_8112_AD_Input_Mode( DIFFERENTIAL) ;
/* set analog input mode as “differential” mode */
_8112_AD_Set_Range( AD_B_5_V );
printf( "The A/D analog input range is +/- 5V \n" );
_8112_AD_Set_Mode( AD_MODE_6 );
printf( "Now, disable internal trigger.\n" );
/* All A/D conversion will be trigger by internal timer
pacer, and the converted data should be transfered in
the interrupt service routine. ( ISR). */
}
7.11 _8112_AD_Soft_Trig
Description
This function is used to trigger the A/D conversion by software. When
the function is called, a trigger pulse will be generated and the
converted data will be stored in the base address Base +4 and Base
+5, and can be retrieved by function _8112_AD_Acquire(). Please refer
to section 7.12.
Syntax
int _8112_AD_Soft_Trig( void )
int _8112pg_AD_Soft_Trig( void )
Argument:
None
Return Code:
ERR_NoError
ERR_BoardNoInit
Example:
#include “8112.h”