IOControl/include/IO/RFSwitch/Controller.h

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#pragma once

#include <IO/Controller.h>
#include <HardwareTimer.h>

namespace IO
{
namespace RFSwitch
{
DECLARE_FSTR(CONTROLLER_CLASSNAME)

class Request;

class Controller : public IO::Controller
{
public:
    Controller(uint8_t instance, uint8_t outputPin, bool outputInvert) : IO::Controller(instance)
    {
        this->outputPin = outputPin;
        this->outputInvert = outputInvert;
    }

    const FlashString& classname() const override
    {
        return CONTROLLER_CLASSNAME;
    }

    void handleEvent(IO::Request* request, Event event) override;

private:
    enum TransmitState {
        idle,     
        startHigh, 
        startLow,  
        dataHigh,  
        dataLow,   
    };

    static void __forceinline setOutput(bool state)
    {
        digitalWrite(outputPin, state ^ outputInvert);
    }

    static void setTransmit(TransmitState state, bool output, unsigned duration);
    static void transmitInterruptHandler();
    bool execute(IO::Request& request);

    static uint32_t transmitData;   //< The data to transmit
    static uint32_t transmitMask;   //< Position of bit to transmit next
    static uint16_t lowDuration;     //< Calculated when high started to balance bit period
    static uint8_t repeatsRemaining; //< How many remaining code repeats
    static Request* activeRequest;   //< Active request
    static HardwareTimer hardwareTimer;
    static uint8_t outputPin;
    static bool outputInvert;
    static volatile TransmitState transmitState;
};

} // namespace RFSwitch
} // namespace IO