60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/*
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* Copyright (c) 2020 Antmicro <www.antmicro.com>
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_SENSOR_ADX345_ADX345_H_
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#define ZEPHYR_DRIVERS_SENSOR_ADX345_ADX345_H_
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#include <zephyr/types.h>
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#include <device.h>
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#include <drivers/gpio.h>
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#include <drivers/i2c.h>
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#include <sys/util.h>
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#define ADXL345_DEVICE_ID_REG 0x00
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#define ADXL345_RATE_REG 0x2c
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#define ADXL345_POWER_CTL_REG 0x2d
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#define ADXL345_DATA_FORMAT_REG 0x31
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#define ADXL345_X_AXIS_DATA_0_REG 0x32
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#define ADXL345_FIFO_CTL_REG 0x38
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#define ADXL345_FIFO_STATUS_REG 0x39
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#define ADXL345_PART_ID 0xe5
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#define ADXL345_RANGE_2G 0x0
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#define ADXL345_RANGE_4G 0x1
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#define ADXL345_RANGE_8G 0x2
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#define ADXL345_RANGE_16G 0x3
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#define ADXL345_RATE_25HZ 0x8
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#define ADXL345_ENABLE_MEASURE_BIT (1 << 3)
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#define ADXL345_FIFO_STREAM_MODE (1 << 7)
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#define ADXL345_FIFO_COUNT_MASK 0x3f
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#define ADXL345_COMPLEMENT 0xfc00
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#define ADXL345_MAX_FIFO_SIZE 32
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struct adxl345_dev_data {
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unsigned int sample_number;
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const struct device *i2c_master;
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uint8_t i2c_addr;
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int16_t bufx[ADXL345_MAX_FIFO_SIZE];
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int16_t bufy[ADXL345_MAX_FIFO_SIZE];
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int16_t bufz[ADXL345_MAX_FIFO_SIZE];
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};
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struct adxl345_sample {
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int16_t x;
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int16_t y;
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int16_t z;
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};
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struct adxl345_dev_config {
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const char *i2c_master_name;
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uint16_t i2c_addr;
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};
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#endif /* ZEPHYR_DRIVERS_SENSOR_ADX345_ADX345_H_ */
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