57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <math.h>
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#include "lis3dh.h"
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#include "i2c.h"
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int main() {
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lis3dh_t lis;
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/* set fn ptrs to rw on bus (i2c or SPI) */
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lis.dev.init = i2c_init;
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lis.dev.read = i2c_read;
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lis.dev.write = i2c_write;
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lis.dev.sleep = usleep;
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lis.dev.deinit = i2c_deinit;
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/* initialise LIS3DH struct */
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if (lis3dh_init(&lis)) {
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/* error handling */
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}
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/* reset device just in case */
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if (lis3dh_reset(&lis)) {
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/* error handling */
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}
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/* set up config */
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lis.cfg.mode = LIS3DH_MODE_HR;
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lis.cfg.range = LIS3DH_FS_2G;
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lis.cfg.rate = LIS3DH_ODR_400_HZ;
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lis.cfg.en_adc = 1; /* enable ADC */
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/* write device config */
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if (lis3dh_configure(&lis)) {
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/* error handling */
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}
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/* Read all 3 ADCs */
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if (lis3dh_read_adc(&lis)) {
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/* error handling */
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}
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/* print measured mV */
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printf("ADC1: %d mV\n", lis.adc.adc1);
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printf("ADC2: %d mV\n", lis.adc.adc2);
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printf("ADC3: %d mV\n", lis.adc.adc3);
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/* deinitalise struct */
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if (lis3dh_deinit(&lis)) {
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/* error handling */
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}
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return 0;
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} |