use_adc.c

来自「_计算实用教程Visual C++6.0实用教程」· C语言 代码 · 共 21 行

/* use_adc.c */
/* compile as : gcc -O use_adc.c */
/* Ordinary user mode */
#include "uadc.h"

int main(void)
{
int ret_val;
long i;

ret_val=adc(CHANNEL_3,DEVICE_OPEN);
if (ret_val==0) printf("Device Successfully Opened\n");
for (i=0;i<=1000000L;i++)
    {
    ret_val=adc(CHANNEL_3,DEVICE_READ);
    printf("Data from device is %d\n",ret_val);
    }
ret_val=adc(CHANNEL_3,DEVICE_CLOSE);
return 0;
}