Diff: sx1276/sx1276-arduino-hal.h

Revision:

46:e78a1d0391ac

Parent:

40:0165543c0986

Child:

52:4d304485eda0

--- a/sx1276/sx1276-arduino-hal.h	Tue May 09 14:46:15 2017 +0000
+++ b/sx1276/sx1276-arduino-hal.h	Thu May 11 10:11:13 2017 +0200
@@ -7,12 +7,233 @@
  */
 #ifdef ARDUINO
 
+/*
+ (C) 2014 Semtech
+ Description: -
+ License: Revised BSD License, see LICENSE.TXT file include in the project
+ Maintainers: Miguel Luis, Gregory Cristian and Nicolas Huguenin
+ */
 
+/*
+ * additional development to make it more generic across multiple OS versions
+ * (c) 2017 Helmut Tschemernjak
+ * 30826 Garbsen (Hannover) Germany
+ */
 
+#ifndef __SX1276_ARDUINO_HAL_H__
+#define __SX1276_ARDUINO_HAL_H__
+#include "sx1276.h"
 
 
 
-
+/*!
+ * Actual implementation of a SX1276 radio, includes some modifications to make it compatible with the MB1 LAS board
+ */
+class SX1276Generic : public SX1276
+{
+protected:
+    /*!
+     * Antenna switch GPIO pins objects
+     */
+    DigitalOut *_antSwitch;
+    DigitalOut *_antSwitchTX;
+    DigitalOut *_antSwitchTXBoost;
+    
+    /*!
+     * SX1276 Reset pin
+     */
+    DigitalInOut *_reset;
+    
+    /*!
+     * TCXO being used with the Murata Module
+     */
+    DigitalOut *_tcxo;
+    
+    /*!
+     * SPI Interface
+     */
+    SPI *_spi; // mosi, miso, sclk
+    DigitalOut *_nss;
+    
+    /*!
+     * SX1276 DIO pins
+     */
+    InterruptIn *_dio0;
+    InterruptIn *_dio1;
+    InterruptIn *_dio2;
+    InterruptIn *_dio3;
+    InterruptIn *_dio4;
+    DigitalIn *_dio5;
+    
+    /*!
+     * Tx and Rx timers
+     */
+    Timeout txTimeoutTimer;
+    Timeout rxTimeoutTimer;
+    Timeout rxTimeoutSyncWord;
+    
+    
+private:
+    /*!
+     * triggers definition
+     */
+    typedef void (SX1276Generic::*Trigger)(void);
+    
+    
+public:
+    SX1276Generic( RadioEvents_t *events, BoardType_t board,
+                  PinName mosi, PinName miso, PinName sclk, PinName nss, PinName reset,
+                  PinName dio0, PinName dio1, PinName dio2, PinName dio3, PinName dio4, PinName dio5,
+                  PinName antSwitch = NC, PinName antSwitchTX= NC, PinName antSwitchTXBoost = NC, PinName tcxo = NC);
+    
+    
+    SX1276Generic( RadioEvents_t *events );
+    
+    virtual ~SX1276Generic();
+    
+protected:
+    /*!
+     * @brief Initializes the radio I/Os pins interface
+     */
+    virtual void IoInit( void );
+    
+    /*!
+     * @brief Initializes the radio SPI
+     */
+    virtual void SpiInit( void );
+    
+    /*!
+     * @brief Initializes DIO IRQ handlers
+     *
+     * @param [IN] irqHandlers Array containing the IRQ callback functions
+     */
+    virtual void IoIrqInit( DioIrqHandler *irqHandlers );
+    
+    /*!
+     * @brief De-initializes the radio I/Os pins interface.
+     *
+     * \remark Useful when going in MCU lowpower modes
+     */
+    virtual void IoDeInit( void );
+    
+    /*!
+     * \brief Sets the radio output power.
+     *
+     * @param [IN] power Sets the RF output power
+     */
+    virtual void SetRfTxPower( int8_t power );
+    
+    /*!
+     * @brief Gets the board PA selection configuration
+     *
+     * @param [IN] channel Channel frequency in Hz
+     * @retval PaSelect RegPaConfig PaSelect value
+     */
+    virtual uint8_t GetPaSelect( uint32_t channel );
+    
+    /*!
+     * @brief Set the RF Switch I/Os pins in Low Power mode
+     *
+     * @param [IN] status enable or disable
+     */
+    virtual void SetAntSwLowPower( bool status );
+    
+    /*!
+     * @brief Initializes the RF Switch I/Os pins interface
+     */
+    virtual void AntSwInit( void );
+    
+    /*!
+     * @brief De-initializes the RF Switch I/Os pins interface
+     *
+     * @remark Needed to decrease the power consumption in MCU lowpower modes
+     */
+    virtual void AntSwDeInit( void );
+    
+    /*!
+     * @brief Controls the antena switch if necessary.
+     *
+     * @remark see errata note
+     *
+     * @param [IN] opMode Current radio operating mode
+     */
+    virtual void SetAntSw( uint8_t opMode );
+    
+    /*
+     * The the Timeout for a given Timer.
+     */
+    virtual void SetTimeout(TimeoutTimer_t timer, timeoutFuncPtr, int timeout_ms = 0);
+    
+public:
+    
+    /*!
+     * @brief Detect the board connected by reading the value of the antenna switch pin
+     */
+    virtual uint8_t DetectBoardType( void );
+    
+    /*!
+     * @brief Checks if the given RF frequency is supported by the hardware
+     *
+     * @param [IN] frequency RF frequency to be checked
+     * @retval isSupported [true: supported, false: unsupported]
+     */
+    virtual bool CheckRfFrequency( uint32_t frequency );
+    
+    /*!
+     * @brief Writes the radio register at the specified address
+     *
+     * @param [IN]: addr Register address
+     * @param [IN]: data New register value
+     */
+    virtual void Write ( uint8_t addr, uint8_t data ) ;
+    
+    /*!
+     * @brief Reads the radio register at the specified address
+     *
+     * @param [IN]: addr Register address
+     * @retval data Register value
+     */
+    virtual uint8_t Read ( uint8_t addr ) ;
+    
+    /*!
+     * @brief Writes multiple radio registers starting at address
+     *
+     * @param [IN] addr   First Radio register address
+     * @param [IN] buffer Buffer containing the new register's values
+     * @param [IN] size   Number of registers to be written
+     */
+    virtual void Write( uint8_t addr, uint8_t *buffer, uint8_t size ) ;
+    
+    /*!
+     * @brief Reads multiple radio registers starting at address
+     *
+     * @param [IN] addr First Radio register address
+     * @param [OUT] buffer Buffer where to copy the registers data
+     * @param [IN] size Number of registers to be read
+     */
+    virtual void Read ( uint8_t addr, uint8_t *buffer, uint8_t size ) ;
+    
+    /*!
+     * @brief Writes the buffer contents to the SX1276 FIFO
+     *
+     * @param [IN] buffer Buffer containing data to be put on the FIFO.
+     * @param [IN] size Number of bytes to be written to the FIFO
+     */
+    virtual void WriteFifo( uint8_t *buffer, uint8_t size ) ;
+    
+    /*!
+     * @brief Reads the contents of the SX1276 FIFO
+     *
+     * @param [OUT] buffer Buffer where to copy the FIFO read data.
+     * @param [IN] size Number of bytes to be read from the FIFO
+     */
+    virtual void ReadFifo( uint8_t *buffer, uint8_t size ) ;
+    
+    /*!
+     * @brief Reset the SX1276
+     */
+    virtual void Reset( void );
+};
 
-
+#endif // __SX1276_ARDUINO_HAL_H__
 #endif // ARDUINO