/*
 * ModbusDiscreteOutput.cpp
 *
 *  Created on: 18 мар. 2021 г.
 *      Author: titov
 */

#include "ModbusDiscreteOutput.hh"

driver::modbus::ModbusDiscreteOutput::ModbusDiscreteOutput( bool initial_state, bool inversion ) : coil_state(initial_state), inversion(inversion) {}

const bool & driver::modbus::ModbusDiscreteOutput::status() const {

    return coil_state;

}

driver::modbus::ModbusDiscreteOutput::Status driver::modbus::ModbusDiscreteOutput::read( uint16_t & reg ) {

    reg = ( coil_state == inversion ? 0x0000u : 0xFF00u );

    return Done;

}

driver::modbus::ModbusDiscreteOutput::Status driver::modbus::ModbusDiscreteOutput::write( uint16_t reg ) {

    switch(reg) {
    case 0x0000u:

        coil_state = off_state();

        return Done;
    case 0xFF00u:

        coil_state = on_state();

        return Done;
    default:
        return Failure;

    }

}