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main.c
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#define _GNU_SOURCE
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include "lis3dh.h"
#include "i2c.h"
/* #include "spi.h" */
int main(void) {
lis3dh_t lis;
struct lis3dh_fifo_data fifo;
int i;
lis.dev.init = i2c_init;
lis.dev.read = i2c_read;
lis.dev.write = i2c_write;
lis.dev.sleep = usleep;
lis.dev.deinit = i2c_deinit;
/*
lis.dev.init = spi_init;
lis.dev.read = spi_read;
lis.dev.write = spi_write;
lis.dev.sleep = usleep;
lis.dev.deinit = spi_deinit;
*/
lis3dh_init(&lis);
lis3dh_reset(&lis);
lis.cfg.mode = LIS3DH_MODE_HR;
lis.cfg.range = LIS3DH_FS_2G;
lis.cfg.rate = LIS3DH_ODR_100_HZ;
lis.cfg.fifo.mode = LIS3DH_FIFO_MODE_FIFO;
lis3dh_configure(&lis);
for ( ;; ) {
usleep(100000); /* 100 ms */
lis3dh_read_fifo(&lis, &fifo);
for(i=0; i<fifo.size; i++)
printf("x: %4.4d mg, y: %4.4d mg, z: %4.4d mg\n", fifo.x[i], fifo.y[i], fifo.z[i]);
printf("fifo.size=%d\n", fifo.size);
lis3dh_fifo_reset(&lis);
}
lis3dh_deinit(&lis);
return 0;
}