CC1101.h

00001 #ifndef CC1101_RADIO_H
00002 #define CC1101_RADIO_H
00003 
00004 #include "mbed.h"
00005 #include "CommLink.h"
00006 #include "cmsis_os.h"
00007 #include "RTP.h"
00008 #include "CC1101-Defines.h"
00009 
00010 #define CCXXX1_DEBUG_MODE 0
00011 
00012 class CC1101 : public CommLink
00013 {
00014 public:
00015     // Default constructor
00016     CC1101();
00017     CC1101(PinName mosi, PinName miso, PinName sck, PinName cs, PinName int_pin = NC);
00018     
00019     // Deconstructor
00020     virtual ~CC1101();
00021 
00022     // These must have implementations in the CC1101 class since it is a derived class of the base class CommLink
00023     virtual void reset(void);
00024     virtual int32_t selfTest(void);
00025     virtual bool isConnected(void);
00026     
00027     // Set/Get the chip's operating channel
00028     void channel(uint16_t);
00029     uint16_t channel(void);
00030     
00031     // Set/Get the chip's address if applicable
00032     void address(uint8_t);
00033     uint8_t address(void);
00034     
00035     // Get the chip's datarate (baudrate)
00036     uint16_t datarate(void);
00037     
00038     // The NOP command used to get the CC1101's status byte
00039     uint8_t status(void);
00040     uint8_t status(uint8_t);
00041     uint8_t lqi(void);
00042     uint8_t version(void);
00043     int16_t rssi(void);
00044     
00045     int32_t powerUp(void);
00046     
00047 protected:
00048     // These must have implementations in the CC1101 class since it is a derived class of the base class CommLink
00049     virtual int32_t sendData(uint8_t*, uint8_t);
00050     virtual int32_t getData(uint8_t*, uint8_t*);
00051     
00052     // Reading/Writing registers
00053     void write_reg(uint8_t, uint8_t);
00054     void write_reg(uint8_t, uint8_t*, uint8_t);
00055     uint8_t read_reg(uint8_t);
00056     void read_reg(uint8_t, uint8_t*, uint8_t);
00057     
00058     // Send a command strobe to the CC1101 (1 byte SPI transfer)
00059     uint8_t strobe(uint8_t);
00060     
00061     // Send the TX or RX command strobe for placing the CC1101 in the respective state
00062     void tx_mode(void);
00063     void rx_mode(void);
00064     void idle(void);
00065     
00066     // Send the command strobe to flush the TX or RX buffers on the CC1101
00067     void flush_tx(void);
00068     void flush_rx(void);
00069     
00070     void freq(uint32_t);
00071     void datarate(uint32_t);    // set data rate
00072     void put_rf_settings(void);
00073     void init(void);
00074     
00075 private:
00076 
00077 
00078     void calibrate(void);
00079     void tiny_delay(void);
00080     void rssi(uint8_t);
00081     uint8_t mode(void);
00082     
00083     void assign_modem_params(void);
00084     void assign_packet_params(void);
00085     void interface_freq(uint32_t);
00086     void assign_channel_spacing(uint32_t);
00087     void set_rf_settings(void);
00088     void set_init_vars(void);
00089     void power_on_reset(void);
00090     
00091     rf_settings_t rfSettings;
00092     radio_state_t      _mode;
00093     pck_ctrl_t  _pck_control;
00094     modem_t     _modem;
00095 
00096     uint16_t    _channel;
00097     uint16_t    _datarate;
00098     uint8_t     _address;
00099     uint8_t     _lqi;
00100     uint16_t    _rssi;
00101     uint8_t     _chip_version;
00102     uint32_t    _base_freq;
00103 };
00104 
00105 #endif  // CC1101_RADIO_H
00106