DrvSpi.hpp

//------------------------------------------------------------------------------
//This file is part of embKernel. 
//See license.txt for the full license governing this code.
//------------------------------------------------------------------------------

#ifndef DRV_SPI_HPP_
#define DRV_SPI_HPP_

#include "DrvTypes.hpp"
#include "DrvGpio.hpp"
#include "RtosSemaphore.hpp"

class DrvSpi {
    friend class RtosInterrupt;

private:
    SPI_TypeDef* mSpi;
    DrvGpio* mCs;
    RtosSemaphore mSema;
    static DrvSpi* sInstances[];
    uint16_t mDr;
    inline void onInterrupt();
public:
    DrvSpi();

    void init(DrvTypes::SPI port, DrvGpio* cs, int baudrate, bool invertPhase = false, bool invertPolarity = false);
    void setBaudrate(int baudrate);
    void select();
    void deselect();
    uint8_t readWrite(const uint8_t value);
    void readWrite(const uint8_t* src, int srcLen, uint8_t* dst, int dstLen);

};

#endif /* DRV_SPI_HPP_ */