Files
F407-SX1280-FreeRTOS/Core/Src/Components/SX1280Lib/sx1280-hal.h

168 lines
6.0 KiB
C++

/*
______ _
/ _____) _ | |
( (____ _____ ____ _| |_ _____ ____| |__
\____ \| ___ | (_ _) ___ |/ ___) _ \
_____) ) ____| | | || |_| ____( (___| | | |
(______/|_____)_|_|_| \__)_____)\____)_| |_|
(C)2015 Semtech
Description: Handling of the node configuration protocol
License: Revised BSD License, see LICENSE.TXT file include in the project
Maintainer: Miguel Luis and Gregory Cristian
*/
#ifndef __SX1280_HAL_H__
#define __SX1280_HAL_H__
#include "sx1280.h"
#include "../GPIO_Pin.hpp"
#include "../SPI_Peripheral.hpp"
/*!
* \brief Actual implementation of a SX1280 radio
*/
class SX1280Hal : public SX1280, private Interruptible
{
public:
/*!
* \brief Constructor for SX1280Hal with SPI support
*
* Represents the physical connectivity with the radio and set callback functions on radio interrupts
*/
SX1280Hal( SPI_Peripheral* pSpiPeripheral, GPIO_Pin* pNssPin,
GPIO_Pin* pBusyPin, GPIO_Pin* pIrqPin, GPIO_Pin* pRstPin,
RadioCallbacks_t *callbacks );
/*!
* \brief Destructor for SX1280Hal with UART support
*
* Take care of the correct destruction of the communication objects
*/
virtual ~SX1280Hal( void );
/*!
* \brief Soft resets the radio
*/
virtual void Reset( void );
/*!
* \brief Wakes up the radio
*/
virtual void Wakeup( void );
/*!
* \brief Send a command that write data to the radio
*
* \param [in] opcode Opcode of the command
* \param [in] buffer Buffer to be send to the radio
* \param [in] size Size of the buffer to send
*/
virtual void WriteCommand( RadioCommands_t opcode, uint8_t *buffer, uint16_t size );
/*!
* \brief Send a command that read data from the radio
*
* \param [in] opcode Opcode of the command
* \param [out] buffer Buffer holding data from the radio
* \param [in] size Size of the buffer
*/
virtual void ReadCommand( RadioCommands_t opcode, uint8_t *buffer, uint16_t size );
/*!
* \brief Write data to the radio memory
*
* \param [in] address The address of the first byte to write in the radio
* \param [in] buffer The data to be written in radio's memory
* \param [in] size The number of bytes to write in radio's memory
*/
virtual void WriteRegister( uint16_t address, uint8_t *buffer, uint16_t size );
/*!
* \brief Write a single byte of data to the radio memory
*
* \param [in] address The address of the first byte to write in the radio
* \param [in] value The data to be written in radio's memory
*/
virtual void WriteRegister( uint16_t address, uint8_t value );
/*!
* \brief Read data from the radio memory
*
* \param [in] address The address of the first byte to read from the radio
* \param [out] buffer The buffer that holds data read from radio
* \param [in] size The number of bytes to read from radio's memory
*/
virtual void ReadRegister( uint16_t address, uint8_t *buffer, uint16_t size );
/*!
* \brief Read a single byte of data from the radio memory
*
* \param [in] address The address of the first byte to write in the
* radio
*
* \retval value The value of the byte at the given address in
* radio's memory
*/
virtual uint8_t ReadRegister( uint16_t address );
/*!
* \brief Write data to the buffer holding the payload in the radio
*
* \param [in] offset The offset to start writing the payload
* \param [in] buffer The data to be written (the payload)
* \param [in] size The number of byte to be written
*/
virtual void WriteBuffer( uint8_t offset, uint8_t *buffer, uint8_t size );
/*!
* \brief Read data from the buffer holding the payload in the radio
*
* \param [in] offset The offset to start reading the payload
* \param [out] buffer A pointer to a buffer holding the data from the radio
* \param [in] size The number of byte to be read
*/
virtual void ReadBuffer( uint8_t offset, uint8_t *buffer, uint8_t size );
/*!
* \brief Returns the status of DIOs pins
*
* \retval dioStatus A byte where each bit represents a DIO state:
* [ DIO3 | DIO2 | DIO1 | BUSY ]
*/
virtual uint8_t GetDioStatus( void );
protected:
SPI_Peripheral* RadioSpi; //!< The SPI object used to communicate with the radio
GPIO_Pin* RadioNss; //!< The pin connected to Radio chip select (active low)
GPIO_Pin* RadioReset; //!< The reset pin connected to the radio
GPIO_Pin* RadioCtsn; //!< The Clear To Send radio pin (active low)
GPIO_Pin* BUSY; //!< The pin connected to BUSY
GPIO_Pin* DIO1; //!< The pin connected to DIO1
GPIO_Pin* DIO2; //!< The pin connected to DIO2
GPIO_Pin* DIO3; //!< The pin connected to DIO3
/*!
* \brief Initializes SPI object used to communicate with the radio
*/
virtual void SpiInit( void );
/*!
* \brief Sets the callback functions to be run on DIO1..3 interrupt
*
* \param [in] irqHandler A function pointer of the function to be run on every DIO interrupt
*/
virtual void IoIrqInit( DioIrqHandler irqHandler );
private:
bool dioIrqEnabled = false;
void setDioIrqEnabled(bool enabled);
void irqHandler(InterruptReason* reason);
};
#endif // __SX1280_HAL_H__