DipSwitch.h

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/* Copyright (c) 2024 Skyward Experimental Rocketry
 * Author: Nicolò Caruso
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
 
#include <miosix.h>
 
#include <chrono>
 
namespace Boardcore
{
 
class DipSwitch
{
public:
    DipSwitch(miosix::GpioPin& sh, miosix::GpioPin& clk, miosix::GpioPin& qh,
              std::chrono::microseconds microSecClk)
        : sh{sh}, clk{clk}, qh{qh}, microSecClk{microSecClk.count()}
    {
    }
 
    uint8_t read();
 
private:
    miosix::GpioPin& sh;   
    miosix::GpioPin& clk;  
    miosix::GpioPin& qh;   
    int64_t microSecClk;
 
    uint8_t readBit();
};
}  // namespace Boardcore