User`s guide

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C/C++ Library

5.11 _8216_AD_Set_Mode

@ Description

This function is used to set the A/D trigger and data transfer mode by

means of writing data to the mode control register. The hardware

initial state of the ACL-8216 is set as AD_MODE_1 software( internal)

trigger with program polling data.

A/D Mode Description

AD_MODE_0 External Trigger, Software Polling

AD_MODE_1 Software Trigger, Software Polling

AD_MODE_2 Timer Trigger, DMA Transfer

AD_MODE_3 External Trigger, DMA Transfer

AD_MODE_4 External Trigger, Interrupt Transfer

AD_MODE_5 Software Trigger, Interrupt Transfer

AD_MODE_6 Timer Trigger, Interrupt Transfer

AD_MODE_7 Not Used

Note: The analog input mode selection should go with the hardware setting,

which is described in chapter 2.

@ Syntax

int _8216_AD_Set_Mode(int ad_mode )

@ Argument

ad_mode:

AD trigger and data transfer mode

@ Return Code

ERR_NoError

ERR_BoardNoInit

ERR_InvalidMode

@ Example

#include "8216.h"

main()

{

_8216_Initial( CARD_1, 0x220 );

/* Assume NoError when Initialize ACL-8216 */

_8216_AD_Set_Mode( AD_Mode_0 );

printf( "Now, disable internal trigger.\n" );

}