Shinichiro Nakamura / RemoteIR

RemoteIR.

Dependents:   RemoteIR_TestProgram SerialGPS_TestProgram StarBoardOrangeExpansion1 Door_Slamming_Device ... more

ReceiverIR.h@0:ec264f4ce158, 2010-08-17 (annotated)

Committer:
shintamainjp
Date:
Tue Aug 17 08:50:54 2010 +0000
Revision:
0:ec264f4ce158
Child:
1:4adf16017a0f

        

        
Who changed what in which revision?

        

            
                
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/**





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 * IR receiver (Version 0.0.3)





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 *





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 * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)





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 * http://shinta.main.jp/





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 */





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#ifndef _RECEIVER_IR_H_





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#define _RECEIVER_IR_H_





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#include <mbed.h>





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#include "Semaphore.h"





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#include "RemoteIR.h"





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/**





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 * IR receiver class.





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 */





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class ReceiverIR {





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public:





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    /**





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     * Constructor.





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     *





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     * @param rxpin Pin for receive IR signal.





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     */





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    explicit ReceiverIR(PinName rxpin);





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    /**





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     * Destructor.





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     */





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    ~ReceiverIR();





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    /**





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     * State.





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     */





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    typedef enum {





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        Idle,





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        Receiving,





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        Received





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    } State;





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    void init(void);





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    /**





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     * Get state.





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     *





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     * @return Current state.





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     */





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    State getState();





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    /**





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     * Get data.





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     *





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     * @param format Pointer to format.





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     * @param buf Buffer of data.





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     * @param bufsiz Buffer byte size.





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     *





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     * @return Data bit length.





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     */





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    int getData(RemoteIR::Format *format, uint8_t *buf, int bufsiz);





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private:





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    typedef struct {





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        State state;





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        RemoteIR::Format format;





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        int bitcount;





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        uint8_t buffer[64];





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    } data_t;





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    typedef struct {





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        int c1;





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        int c2;





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        int c3;





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        int d1;





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        int d2;





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    } work_t;





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    static const int TUS_NEC = 562;





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    static const int TUS_AEHA = 425;





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    static const int TUS_SONY = 600;





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    InterruptIn evt;    /**< Interrupt based input for input. */





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    Timer timer;        /**< Timer for WDT. */





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    Ticker ticker;      /**< Tciker for tick. */





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    Semaphore sem;      /**< Semaphore for data. */





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    Timeout timeout;    /**< Timeout for tail. */





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    data_t data;





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    work_t work;





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    void init_state(void);





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    void isr_wdt(void);





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    void isr_fall(void);





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    void isr_rise(void);





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    /**





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     * ISR timeout for tail detection.





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     */





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    void isr_timeout(void);





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};





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#endif