Adlink ACL-8216 Bedienungsanleitung PDF herunterladen (Seite 53)

C/C++ Library

•

main()

{

unsigned int data;

int ch;

_8216_Initial( CARD_1, 0x220 );

/* Assume NoError when Initialize ACL-8216 */

for( ch=0; ch<16; ch++ )

{

_8216_DI_channel( ch , &data );

printf( "The value if DI channel %d is

%d.\n" , ch , data );

}

5.6 _8216_DO

@ Description

This function is used to write data to digital output ports. There are 16

digital outputs on the ACL-8216, they are divided by two ports,

DO_LOW_BYTE and DO_HIGH_BYTE. The channel 0 to channel 7

are defined in DO_LOW_BYTE

port and the channel 8 to channel 15

are defined as the DO_HIGH_BYTE port.

@ Syntax

int _8216_DO(int port_number, unsigned char data )

@ Argument

port_number:

DO_LOW_BYTE or DO_HIGH_BYTE

data:

value will be written to digital

output port

@ Return Code

ERR_NoError

ERR_BoardNoInit

ERR_PortError

@ Example

#include "8216.h"

main()

{

_8216_Initial( CARD_1, 0x220 );

/* Assume NoError when Initialize ACL-8216 */

_8216_DO( DO_LO_BYTE , 0x55 );

printf( "The low byte is now 0x55.\n" );

_8216_DO( DO_HI_BYTE , 0xAA );

1 2 ... 48 49 50 51 52 53 54 55 56 57 58 ... 74 75

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