rfm98.h

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#ifndef _RFM98_H
#define _RFM98_H
 
#include "debug.h"
#include <RHHardwareSPI1.h>
#include <RH_RF95.h>
#include <TeensyThreads.h>
#include <support/packetcomm.h>
 
namespace Artemis {
  namespace Devices {
    class RFM98 {
    public:
      struct __attribute__((packed)) rfm98_config {
        uint16_t freq;
        uint8_t  tx_power;
 
        struct pins {
          uint8_t spi_miso;
          uint8_t spi_mosi;
          uint8_t spi_sck;
          uint8_t nirq;
          uint8_t cs;
          uint8_t reset;
        } pins;
      };
      RFM98(uint8_t slaveSelectPin, uint8_t interruptPin,
            RHGenericSPI &spi = hardware_spi1);
      int32_t reset();
      int32_t init(rfm98_config cfg, Threads::Mutex *mtx);
      int32_t send(PacketComm &packet);
      int32_t recv(PacketComm &packet, uint16_t timeout);
 
    private:
      RH_RF95         rfm98;
 
      Threads::Mutex *spi_mtx;
 
      rfm98_config    config;
    };
  } // namespace Devices
} // namespace Artemis
 
#endif // _RFM98_H