2018-02-18 14:02:33 +05:30

98 lines
3.6 KiB
C++

////////////////////////////////////////////////////////////////////////////
//
// This file is part of RTIMULib-Teensy
//
// Copyright (c) 2014-2015, richards-tech
//
// 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.
// The MPU-9250 driver code is based on code generously supplied by
// staslock@gmail.com (www.clickdrive.io)
#ifndef _RTIMUHAL_H
#define _RTIMUHAL_H
#include <math.h>
#include <stdint.h>
#include <Arduino.h>
#include <SPI.h>
#define HAL_QUIET
#ifndef HAL_QUIET
#define HAL_INFO(m) Serial.printf(m);
#define HAL_INFO1(m, x) Serial.printf(m, x);
#define HAL_INFO2(m, x, y) Serial.printf(m, x, y);
#define HAL_INFO3(m, x, y, z) Serial.printf(m, x, y, z);
#define HAL_INFO4(m, x, y, z, a) Serial.printf(m, x, y, z, a);
#define HAL_INFO5(m, x, y, z, a, b) Serial.printf(m, x, y, z, a, b);
#define HAL_ERROR(m) Serial.printf(m);
#define HAL_ERROR1(m, x) Serial.printf(m, x);
#define HAL_ERROR2(m, x, y) Serial.printf(m, x, y);
#define HAL_ERROR3(m, x, y, z) Serial.printf(m, x, y, z);
#define HAL_ERROR4(m, x, y, z, a) Serial.printf(m, x, y, z, a);
#else
#define HAL_INFO(m)
#define HAL_INFO1(m, x)
#define HAL_INFO2(m, x, y)
#define HAL_INFO3(m, x, y, z)
#define HAL_INFO4(m, x, y, z, a)
#define HAL_INFO5(m, x, y, z, a, b)
#define HAL_ERROR(m) Serial.printf(m);
#define HAL_ERROR1(m, x) Serial.printf(m, x);
#define HAL_ERROR2(m, x, y) Serial.printf(m, x, y);
#define HAL_ERROR3(m, x, y, z) Serial.printf(m, x, y, z);
#define HAL_ERROR4(m, x, y, z, a) Serial.printf(m, x, y, z, a);
#endif
class RTIMUHal
{
public:
RTIMUHal();
virtual ~RTIMUHal();
bool m_busIsI2C; // true if I2C bus in use, false if SPI in use
unsigned char m_I2CBus; // I2C bus of the imu
unsigned char m_SPIBus; // SPI bus of the imu
unsigned char m_SPISelect; // SPI select line
unsigned int m_SPISpeed; // speed of interface
bool HALOpen();
void HALClose();
bool HALRead(unsigned char slaveAddr, unsigned char regAddr, unsigned char length,
unsigned char *data, const char *errorMsg);
bool HALWrite(unsigned char slaveAddr, unsigned char regAddr,
unsigned char length, unsigned char const *data, const char *errorMsg);
bool HALWrite(unsigned char slaveAddr, unsigned char regAddr,
unsigned char const data, const char *errorMsg);
void delayMs(int milliSeconds);
private:
void I2CClose();
void SPIClose();
SPISettings m_SPISettings;
};
#endif // _RTIMUHAL_H