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FRC2016-old/wpilib/cpp/current/include/ADXL345_I2C.h

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2016-01-28 11:33:19 -05:00
/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008-2016. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#pragma once
#include "interfaces/Accelerometer.h"
#include "I2C.h"
#include "LiveWindow/LiveWindowSendable.h"
#include <memory>
/**
* ADXL345 Accelerometer on I2C.
*
* This class allows access to a Analog Devices ADXL345 3-axis accelerometer on
* an I2C bus.
* This class assumes the default (not alternate) sensor address of 0x1D (7-bit
* address).
*/
class ADXL345_I2C : public Accelerometer,
public I2C,
public LiveWindowSendable {
protected:
static const uint8_t kAddress = 0x1D;
static const uint8_t kPowerCtlRegister = 0x2D;
static const uint8_t kDataFormatRegister = 0x31;
static const uint8_t kDataRegister = 0x32;
static constexpr double kGsPerLSB = 0.00390625;
enum PowerCtlFields {
kPowerCtl_Link = 0x20,
kPowerCtl_AutoSleep = 0x10,
kPowerCtl_Measure = 0x08,
kPowerCtl_Sleep = 0x04
};
enum DataFormatFields {
kDataFormat_SelfTest = 0x80,
kDataFormat_SPI = 0x40,
kDataFormat_IntInvert = 0x20,
kDataFormat_FullRes = 0x08,
kDataFormat_Justify = 0x04
};
public:
enum Axes { kAxis_X = 0x00, kAxis_Y = 0x02, kAxis_Z = 0x04 };
struct AllAxes {
double XAxis;
double YAxis;
double ZAxis;
};
public:
explicit ADXL345_I2C(Port port, Range range = kRange_2G, int deviceAddress = kAddress);
virtual ~ADXL345_I2C() = default;
ADXL345_I2C(const ADXL345_I2C&) = delete;
ADXL345_I2C& operator=(const ADXL345_I2C&) = delete;
// Accelerometer interface
virtual void SetRange(Range range) override;
virtual double GetX() override;
virtual double GetY() override;
virtual double GetZ() override;
virtual double GetAcceleration(Axes axis);
virtual AllAxes GetAccelerations();
virtual std::string GetSmartDashboardType() const override;
virtual void InitTable(std::shared_ptr<ITable> subtable) override;
virtual void UpdateTable() override;
virtual std::shared_ptr<ITable> GetTable() const override;
virtual void StartLiveWindowMode() override {}
virtual void StopLiveWindowMode() override {}
private:
std::shared_ptr<ITable> m_table;
};