Adlink ACL-8216 Manual de usuario descargar pdf (Pagina 51)

C/C++ Library

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5.3 _8216_Switch_Card_No

@ Description

This function is used on dual-cards system. After initialized two ACL-

8216 cards, this function is used to select which card is used currently.

Note: In this library, only two ACL-8216 can be initialized. The reason is

only two DMA channels are supported in the card.

@ Syntax

int _8216_Switch_Card_No(int card_number)

@ Argument

card_number:

The card number to be initialized, only

two cards can be initialized, the card

number must be CARD_1 or CARD_2.

@ Return Code

ERR_NoError

ERR_InvalidBoardNumber

@ Example

#include "8216.h"

main()

{

_8216_Initial( CARD_1, 0x210 );

_8216_Initial( CARD_2, 0x220 );

/* Assume NoError when Initialize ACL-8216 */

_8216_Switch_Card_No( Card_1 );

/*..... You can perform certain functions

to Card_1 here*/

_8216_Switch_Card_No( Card_2 );

/*..... You can perform certain functions

to Card_2 here*/

}

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Adlink ACL-8216 Manual de usuario Pagina 51