MPL3115A2.hpp 2.88 KB
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/**
 * @file MPL3115A2.hpp
 *
 * Driver for the MPL3115A2 barometric pressure sensor connected via I2C.
 */

#pragma once

#include <drivers/device/i2c.h>
#include <drivers/drv_hrt.h>
#include <lib/perf/perf_counter.h>
#include <lib/drivers/barometer/PX4Barometer.hpp>
#include <px4_platform_common/px4_config.h>
#include <px4_platform_common/defines.h>
#include <px4_platform_common/log.h>
#include <px4_platform_common/i2c_spi_buses.h>

class MPL3115A2 : public device::I2C, public I2CSPIDriver<MPL3115A2>
{
public:
	MPL3115A2(I2CSPIBusOption bus_option, const int bus, int bus_frequency);
	~MPL3115A2() override;

	static I2CSPIDriverBase *instantiate(const BusCLIArguments &cli, const BusInstanceIterator &iterator,
					     int runtime_instance);
	static void print_usage();


	int init() override;
	int probe() override;

	void print_status();

	void RunImpl();
private:

	void start();
	int  reset();

	int measure();
	int collect();

	int RegisterRead(uint8_t reg, void *data, unsigned count = 1);
	int RegisterWrite(uint8_t reg, uint8_t data);

	PX4Barometer _px4_barometer;

	bool _collect_phase{false};

	perf_counter_t _sample_perf;
	perf_counter_t _measure_perf;
	perf_counter_t _comms_errors;
};