upm/examples/c/mpr121.c

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//Modified: Abhishek Malik <abhishek.malik@intel.com>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include "mpr121.h"
#include "upm_utilities.h"
int main()
{
mpr121_context dev = mpr121_init(MPR121_I2C_BUS, MPR121_DEFAULT_I2C_ADDR);
if(mpr121_config_an3944(dev) != UPM_SUCCESS){
printf("unable to configure device\n");
}
uint32_t states;
while(1){
if(mpr121_read_buttons(dev, &states, 0) != UPM_SUCCESS){
printf("Error while reading button values\n");
}
printf("retrieved button states: %d\n", states);
upm_delay(1);
}
mpr121_close(dev);
printf("all done!!\n");
return 0;
}