--- /dev/null
+/*
+ * MIT License
+ *
+ * Copyright (c) 2021 Joey Castillo
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "lis2dw.h"
+#include "watch.h"
+
+bool lis2dw_begin(void) {
+ if (lis2dw_get_device_id() != LIS2DW_WHO_AM_I_VAL) {
+ return false;
+ }
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_BOOT);
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_SOFT_RESET);
+ // Start at 100 Hz data rate
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1, LIS2DW_CTRL1_VAL_ODR_100HZ | LIS2DW_CTRL1_VAL_MODE_HIGH_PERFORMANCE);
+ // Enable block data update (output registers not updated until MSB and LSB have been read) and address autoincrement
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL2, LIS2DW_CTRL2_VAL_BDU | LIS2DW_CTRL2_VAL_IF_ADD_INC);
+ // Set range to ±2G
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL6, LIS2DW_CTRL6_VAL_RANGE_2G);
+
+ return true;
+}
+
+uint8_t lis2dw_get_device_id(void) {
+ return watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_WHO_AM_I);
+}
+
+bool lis2dw_have_new_data(void) {
+ uint8_t retval = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_STATUS);
+ return retval & LIS2DW_STATUS_VAL_DRDY;
+}
+
+lis2dw_reading lis2dw_get_raw_reading(void) {
+ uint8_t buffer[6];
+ uint8_t reg = LIS2DW_REG_OUT_X_L | 0x80; // set high bit for consecutive reads
+ lis2dw_reading retval;
+
+ watch_i2c_send(LIS2DW_ADDRESS, ®, 1);
+ watch_i2c_receive(LIS2DW_ADDRESS, (uint8_t *)&buffer, 6);
+
+ retval.x = buffer[0];
+ retval.x |= ((uint16_t)buffer[1]) << 8;
+ retval.y = buffer[2];
+ retval.y |= ((uint16_t)buffer[3]) << 8;
+ retval.z = buffer[4];
+ retval.z |= ((uint16_t)buffer[5]) << 8;
+
+ retval.x >>= 2;
+ retval.y >>= 2;
+ retval.z >>= 2;
+
+ return retval;
+}
+
+ lis2dw_acceleration_measurement lis2dw_get_acceleration_measurement(lis2dw_reading *out_reading) {
+ lis2dw_reading reading = lis2dw_get_raw_reading();
+ uint8_t range = lis2dw_get_range();
+ if (out_reading != NULL) *out_reading = reading;
+
+ // this bit is cribbed from Adafruit's LIS3DH driver; from their notes, the magic number below
+ // converts from 16-bit lsb to 10-bit and divides by 1k to convert from milli-gs.
+ // final value is raw_lsb => 10-bit lsb -> milli-gs -> gs
+ uint8_t lsb_value = 1;
+ if (range == LIS2DW_RANGE_2_G) lsb_value = 4;
+ if (range == LIS2DW_RANGE_4_G) lsb_value = 8;
+ if (range == LIS2DW_RANGE_8_G) lsb_value = 16;
+ if (range == LIS2DW_RANGE_16_G) lsb_value = 48;
+
+ lis2dw_acceleration_measurement retval;
+
+ retval.x = lsb_value * ((float)reading.x / 64000.0);
+ retval.y = lsb_value * ((float)reading.y / 64000.0);
+ retval.z = lsb_value * ((float)reading.z / 64000.0);
+
+ return retval;
+}
+
+void lis2dw_set_range(lis2dw_range_t range) {
+ uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4) & 0xCF;
+ uint8_t bits = range << 4;
+
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4, val | bits);
+}
+
+lis2dw_range_t lis2dw_get_range(void) {
+ uint8_t retval = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL4) & 0x30;
+ retval >>= 4;
+ return (lis2dw_range_t)retval;
+}
+
+
+void lis2dw_set_data_rate(lis2dw_data_rate_t dataRate) {
+ uint8_t val = watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1) & 0x0F;
+ uint8_t bits = dataRate << 4;
+
+ watch_i2c_write8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1, val | bits);
+}
+
+lis2dw_data_rate_t lis2dw_get_data_rate(void) {
+ return watch_i2c_read8(LIS2DW_ADDRESS, LIS2DW_REG_CTRL1) >> 4;
+}
--- /dev/null
+/*
+ * MIT License
+ *
+ * Copyright (c) 2021 Joey Castillo
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef LIS2DW_H
+#define LIS2DW_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+typedef struct {
+ int16_t x;
+ int16_t y;
+ int16_t z;
+} lis2dw_reading;
+
+typedef struct {
+ float x;
+ float y;
+ float z;
+} lis2dw_acceleration_measurement;
+
+typedef enum {
+ LIS2DW_DATA_RATE_POWERDOWN = 0,
+ LIS2DW_DATA_RATE_LOWEST = 0b0001, // 12.5 Hz in high performance mode, 1.6 Hz in low power
+ LIS2DW_DATA_RATE_12_5_HZ = 0b0010,
+ LIS2DW_DATA_RATE_25_HZ = 0b0011,
+ LIS2DW_DATA_RATE_50_HZ = 0b0100,
+ LIS2DW_DATA_RATE_100_HZ = 0b0101,
+ LIS2DW_DATA_RATE_200_HZ = 0b0110,
+ LIS2DW_DATA_RATE_HP_400_HZ = 0b0111,
+ LIS2DW_DATA_RATE_HP_800_HZ = 0b1000,
+ LIS2DW_DATA_RATE_HP_1600_HZ = 0b1001,
+
+} lis2dw_data_rate_t;
+
+typedef enum {
+ LIS2DW_MODE_LOW_POWER = 0b00,
+ LIS2DW_MODE_HIGH_PERFORMANCE = 0b01,
+ LIS2DW_MODE_ON_DEMAND = 0b10,
+} lis2dw_mode_t;
+
+typedef enum {
+ LIS2DW_LP_MODE_1 = 0b00, // 12-bit
+ LIS2DW_LP_MODE_2 = 0b01, // 14-bit
+ LIS2DW_LP_MODE_3 = 0b10, // 14-bit
+ LIS2DW_LP_MODE_4 = 0b11, // 14-bit
+} lis2dw_low_power_mode_t;
+
+typedef enum {
+ LIS2DW_BANDWIDTH_FILTER_DIV2 = 0b00,
+ LIS2DW_BANDWIDTH_FILTER_DIV4 = 0b01,
+ LIS2DW_BANDWIDTH_FILTER_DIV10 = 0b10,
+ LIS2DW_BANDWIDTH_FILTER_DIV20 = 0b11,
+} lis2dw_bandwidth_filtering_mode_t;
+
+typedef enum {
+ LIS2DW_RANGE_16_G = 0b11, // +/- 16g
+ LIS2DW_RANGE_8_G = 0b10, // +/- 8g
+ LIS2DW_RANGE_4_G = 0b01, // +/- 4g
+ LIS2DW_RANGE_2_G = 0b00 // +/- 2g (default value)
+} lis2dw_range_t;
+
+typedef enum {
+ LIS2DW_INTERRUPT_CONFIGURATION_OR = 0b00000000,
+ LIS2DW_INTERRUPT_CONFIGURATION_AND = 0b10000000,
+ LIS2DW_INTERRUPT_CONFIGURATION_6D_MOVEMENT = 0b01000000,
+ LIS2DW_INTERRUPT_CONFIGURATION_6D_POSITION = 0b11000000, // in 6D mode, these have an alternate meaning:
+ LIS2DW_INTERRUPT_CONFIGURATION_Z_HIGH_ENABLE = 0b00100000, // Z up enable
+ LIS2DW_INTERRUPT_CONFIGURATION_Z_LOW_ENABLE = 0b00010000, // Z down enable
+ LIS2DW_INTERRUPT_CONFIGURATION_Y_HIGH_ENABLE = 0b00001000, // Y up enable
+ LIS2DW_INTERRUPT_CONFIGURATION_Y_LOW_ENABLE = 0b00000100, // Y down enable
+ LIS2DW_INTERRUPT_CONFIGURATION_X_HIGH_ENABLE = 0b00000010, // X up enable
+ LIS2DW_INTERRUPT_CONFIGURATION_X_LOW_ENABLE = 0b00000001, // X down enable
+} lis2dw_interrupt_configuration;
+
+typedef enum {
+ LIS2DW_INTERRUPT_STATE_ACTIVE = 0b01000000,
+ LIS2DW_INTERRUPT_STATE_Z_HIGH = 0b00100000, // Z up
+ LIS2DW_INTERRUPT_STATE_Z_LOW = 0b00010000, // Z down
+ LIS2DW_INTERRUPT_STATE_Y_HIGH = 0b00001000, // Y up
+ LIS2DW_INTERRUPT_STATE_Y_LOW = 0b00000100, // Y down
+ LIS2DW_INTERRUPT_STATE_X_HIGH = 0b00000010, // X up
+ LIS2DW_INTERRUPT_STATE_X_LOW = 0b00000001, // X down
+} lis2dw_interrupt_state;
+
+// Assumes SA0 is high; if low, its 0x18
+#define LIS2DW_ADDRESS (0x19)
+
+#define LIS2DW_REG_OUT_TEMP_L 0x0D ///< Temperature data low bit
+#define LIS2DW_REG_OUT_TEMP_H 0x0E ///< Temperature data high bit
+
+#define LIS2DW_REG_WHO_AM_I 0x0F ///< Device identification, will read 0x44
+#define LIS2DW_WHO_AM_I_VAL 0x44 ///< Expected value of the WHO_AM_I register
+
+#define LIS2DW_REG_CTRL1 0x20 ///< CTRL_REG1 in the data sheet.
+#define LIS2DW_CTRL1_VAL_ODR_POWERDOWN 0
+#define LIS2DW_CTRL1_VAL_ODR_LOWEST (LIS2DW_DATA_RATE_LOWEST << 4)
+#define LIS2DW_CTRL1_VAL_ODR_12_5HZ (LIS2DW_DATA_RATE_12_5_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_25HZ (LIS2DW_DATA_RATE_25_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_50HZ (LIS2DW_DATA_RATE_50_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_100HZ (LIS2DW_DATA_RATE_100_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_200HZ (LIS2DW_DATA_RATE_200_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_HP_400_HZ (LIS2DW_DATA_RATE_HP_400_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_HP_800_HZ (LIS2DW_DATA_RATE_HP_800_HZ << 4)
+#define LIS2DW_CTRL1_VAL_ODR_HP_1600_HZ (LIS2DW_DATA_RATE_HP_1600_HZ << 4)
+#define LIS2DW_CTRL1_VAL_MODE_LOW_POWER (LIS2DW_MODE_LOW_POWER << 2)
+#define LIS2DW_CTRL1_VAL_MODE_HIGH_PERFORMANCE (LIS2DW_MODE_HIGH_PERFORMANCE << 2)
+#define LIS2DW_CTRL1_VAL_MODE_ON_DEMAND (LIS2DW_MODE_ON_DEMAND << 2)
+#define LIS2DW_CTRL1_VAL_LPMODE_1 (LIS2DW_LP_MODE_1 << 0)
+#define LIS2DW_CTRL1_VAL_LPMODE_2 (LIS2DW_LP_MODE_2 << 0)
+#define LIS2DW_CTRL1_VAL_LPMODE_3 (LIS2DW_LP_MODE_3 << 0)
+#define LIS2DW_CTRL1_VAL_LPMODE_4 (LIS2DW_LP_MODE_4 << 0)
+
+#define LIS2DW_REG_CTRL2 0x21
+#define LIS2DW_CTRL2_VAL_BOOT 0b10000000
+#define LIS2DW_CTRL2_VAL_SOFT_RESET 0b01000000
+#define LIS2DW_CTRL2_VAL_CS_PU_DISC 0b00010000
+#define LIS2DW_CTRL2_VAL_BDU 0b00001000
+#define LIS2DW_CTRL2_VAL_IF_ADD_INC 0b00000100
+
+#define LIS2DW_REG_CTRL3 0x22
+#define LIS2DW_CTRL4_VAL_SELF_TEST_POS 0b10000000
+#define LIS2DW_CTRL4_VAL_SELF_TEST_NEG 0b01000000
+#define LIS2DW_CTRL3_VAL_PP_OD 0b00100000
+#define LIS2DW_CTRL3_VAL_LIR 0b00010000
+#define LIS2DW_CTRL3_VAL_H_L_ACTIVE 0b00001000
+#define LIS2DW_CTRL3_VAL_SLP_MODE_SEL 0b00000010
+#define LIS2DW_CTRL3_VAL_SLP_MODE_1 0b00000001
+
+#define LIS2DW_REG_CTRL4 0x23
+#define LIS2DW_CTRL4_INT1_6D 0b10000000
+#define LIS2DW_CTRL4_INT1_SINGLE_TAP 0b01000000
+#define LIS2DW_CTRL4_INT1_WU 0b00100000
+#define LIS2DW_CTRL4_INT1_FF 0b00010000
+#define LIS2DW_CTRL4_INT1_TAP 0b00001000
+#define LIS2DW_CTRL4_INT1_DIFF5 0b00000100
+#define LIS2DW_CTRL4_INT1_FTH 0b00000010
+#define LIS2DW_CTRL4_INT1_DRDY 0b00000001
+
+#define LIS2DW_REG_CTRL5 0x24
+#define LIS2DW_CTRL5_INT2_SLEEP_STATE 0b10000000
+#define LIS2DW_CTRL5_INT2_SLEEP_CHG 0b01000000
+#define LIS2DW_CTRL5_INT2_BOOT 0b00100000
+#define LIS2DW_CTRL5_INT2_DRDY_T 0b00010000
+#define LIS2DW_CTRL5_INT2_OVR 0b00001000
+#define LIS2DW_CTRL5_INT2_DIFF5 0b00000100
+#define LIS2DW_CTRL5_INT2_FTH 0b00000010
+#define LIS2DW_CTRL5_INT2_DRDY 0b00000001
+
+#define LIS2DW_REG_CTRL6 0x25
+#define LIS2DW_CTRL6_VAL_BANDWIDTH_DIV2 (LIS2DW_BANDWIDTH_FILTER_DIV2 << 6)
+#define LIS2DW_CTRL6_VAL_BANDWIDTH_DIV4 (LIS2DW_BANDWIDTH_FILTER_DIV4 << 6)
+#define LIS2DW_CTRL6_VAL_BANDWIDTH_DIV10 (LIS2DW_BANDWIDTH_FILTER_DIV10 << 6)
+#define LIS2DW_CTRL6_VAL_BANDWIDTH_DIV20 (LIS2DW_BANDWIDTH_FILTER_DIV20 << 6)
+#define LIS2DW_CTRL6_VAL_RANGE_2G (LIS2DW_RANGE_2_G << 4)
+#define LIS2DW_CTRL6_VAL_RANGE_4G (LIS2DW_RANGE_4_G << 4)
+#define LIS2DW_CTRL6_VAL_RANGE_8G (LIS2DW_RANGE_8_G << 4)
+#define LIS2DW_CTRL6_VAL_RANGE_16G (LIS2DW_RANGE_16_G << 4)
+#define LIS2DW_CTRL6_VAL_FDS 0b00001000
+#define LIS2DW_CTRL6_VAL_LOW_NOISE 0b00000100
+
+#define LIS2DW_REG_OUT_TEMP 0x26
+
+#define LIS2DW_REG_STATUS 0x27
+#define LIS2DW_STATUS_VAL_FIFO_THS 0b10000000
+#define LIS2DW_STATUS_VAL_WU_IA 0b01000000
+#define LIS2DW_STATUS_VAL_SLEEP_STATE 0b00100000
+#define LIS2DW_STATUS_VAL_DOUBLE_TAP 0b00010000
+#define LIS2DW_STATUS_VAL_SINGLE_TAP 0b00001000
+#define LIS2DW_STATUS_VAL_6D_IA 0b00000100
+#define LIS2DW_STATUS_VAL_FF_IA 0b00000010
+#define LIS2DW_STATUS_VAL_DRDY 0b00000001
+
+#define LIS2DW_REG_OUT_X_L 0x28
+#define LIS2DW_REG_OUT_X_H 0x29
+#define LIS2DW_REG_OUT_Y_L 0x2A
+#define LIS2DW_REG_OUT_Y_H 0x2B
+#define LIS2DW_REG_OUT_Z_L 0x2C
+#define LIS2DW_REG_OUT_Z_H 0x2D
+
+#define LIS2DW_REG_FIFO_CTRL 0x2E
+#define LIS2DW_REG_FIFO_SRC 0x2F
+
+#define LIS2DW_REG_TAP_THS_X 0x30
+#define LIS2DW_REG_TAP_THS_Y 0x31
+#define LIS2DW_REG_TAP_THS_Z 0x32
+#define LIS2DW_REG_INT1_DUR 0x33
+#define LIS2DW_REG_WAKE_UP_THS 0x34
+#define LIS2DW_REG_WAKE_UP_DUR 0x35
+#define LIS2DW_REG_FREE_FALL 0x36
+#define LIS2DW_REG_STATUS_DUP 0x37
+
+#define LIS2DW_REG_WAKE_UP_SRC 0x38
+#define LIS2DW_WAKE_UP_SRC_VAL_FF_IA 0b00100000
+#define LIS2DW_WAKE_UP_SRC_VAL_SLEEP_STATE_IA 0b00010000
+#define LIS2DW_WAKE_UP_SRC_VAL_WU_IA 0b00001000
+#define LIS2DW_WAKE_UP_SRC_VAL_X_WU 0b00000100
+#define LIS2DW_WAKE_UP_SRC_VAL_Y_WU 0b00000010
+#define LIS2DW_WAKE_UP_SRC_VAL_Z_WU 0b00000001
+
+#define LIS2DW_REG_TAP_SRC 0x39
+#define LIS2DW_TAP_SRC_VAL_TAP_IA 0b01000000
+#define LIS2DW_TAP_SRC_VAL_SINGLE_TAP 0b00100000
+#define LIS2DW_TAP_SRC_VAL_DOUBLE_TAP 0b00010000
+#define LIS2DW_TAP_SRC_VAL_TAP_SIGN 0b00001000
+#define LIS2DW_TAP_SRC_VAL_X_TAP 0b00000100
+#define LIS2DW_TAP_SRC_VAL_Y_TAP 0b00000010
+#define LIS2DW_TAP_SRC_VAL_Z_TAP 0b00000001
+
+#define LIS2DW_REG_SIXD_SRC 0x3A
+#define LIS2DW_WAKE_UP_SRC_VAL_6D_IA 0b01000000
+#define LIS2DW_WAKE_UP_SRC_VAL_ZH 0b00100000
+#define LIS2DW_WAKE_UP_SRC_VAL_ZL 0b00010000
+#define LIS2DW_WAKE_UP_SRC_VAL_YH 0b00001000
+#define LIS2DW_WAKE_UP_SRC_VAL_YL 0b00000100
+#define LIS2DW_WAKE_UP_SRC_VAL_XH 0b00000010
+#define LIS2DW_WAKE_UP_SRC_VAL_XL 0b00000001
+
+#define LIS2DW_REG_ALL_INT_SRC 0x3B
+#define LIS2DW_REG_ALL_INT_SRC_SLEEP_CHANGE_IA 0b00100000
+#define LIS2DW_REG_ALL_INT_SRC_6D_IA 0b00010000
+#define LIS2DW_REG_ALL_INT_SRC_DOUBLE_TAP 0b00001000
+#define LIS2DW_REG_ALL_INT_SRC_SINGLE_TAP 0b00000100
+#define LIS2DW_REG_ALL_INT_SRC_WU_IA 0b00000010
+#define LIS2DW_REG_ALL_INT_SRC_FF_IA 0b00000001
+
+#define LIS2DW_REG_X_OFS_USR 0x3C
+#define LIS2DW_REG_Y_OFS_USR 0x3D
+#define LIS2DW_REG_Z_OFS_USR 0x3E
+
+#define LIS2DW_REG_CTRL7 0x3F
+#define LIS2DW_CTRL7_VAL_DRDY_PULSED 0b10000000
+#define LIS2DW_CTRL7_VAL_INT2_ON_INT1 0b01000000
+#define LIS2DW_CTRL7_VAL_INTERRUPTS_ENABLE 0b00100000
+#define LIS2DW_CTRL7_VAL_USR_OFF_ON_OUT 0b00010000
+#define LIS2DW_CTRL7_VAL_USR_OFF_ON_WU 0b00001000
+#define LIS2DW_CTRL7_VAL_USR_OFF_W 0b00000100
+#define LIS2DW_CTRL7_VAL_HP_REF_MODE 0b00000010
+#define LIS2DW_CTRL7_VAL_LPASS_ON6D 0b00000001
+
+bool lis2dw_begin(void);
+
+uint8_t lis2dw_get_device_id(void);
+
+bool lis2dw_have_new_data(void);
+
+lis2dw_reading lis2dw_get_raw_reading(void);
+
+lis2dw_acceleration_measurement lis2dw_get_acceleration_measurement(lis2dw_reading *out_reading);
+
+void lis2dw_set_range(lis2dw_range_t range);
+
+lis2dw_range_t lis2dw_get_range(void);
+
+void lis2dw_set_data_rate(lis2dw_data_rate_t dataRate);
+
+lis2dw_data_rate_t lis2dw_get_data_rate(void);
+
+#endif // LIS2DW_H
projects / sensor-watch.git / commitdiff