GPIOPin.h

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/*
 * GPIOPin.h
 *
 *  Created on: 30.12.2020
 *      Author: willson556
 */
#include "cppmain.h"
 
#ifndef GPIOPIN_H_
#define GPIOPIN_H_
 
class GpioPin{
protected:
    GPIO_TypeDef *port;
    uint16_t pin;
public:
    GpioPin(GPIO_TypeDef &port, uint16_t pin) // const std::string name = ""
        : port{&port}, pin{pin} {}
 
 
    bool operator==(const GpioPin& b){
        return(this->port == b.port && this->pin == b.pin);
    }
    const GPIO_TypeDef* getPort() const {return port;}
    uint16_t getPin() const {return pin;}
 
};
 
 
class OutputPin : public GpioPin {
public:
    OutputPin(GPIO_TypeDef &port, uint16_t pin) // const std::string name = ""
        : GpioPin(port,pin) {}
 
    //OutputPin(const OutputPin& p): port{p.port}, pin{p.pin} {};
    void set() const {
        write(true);
    }
 
    void reset() const {
        write(false);      
    }
 
    void write(bool state) const {
        HAL_GPIO_WritePin(port, pin, state ? GPIO_PIN_SET : GPIO_PIN_RESET);
    }
 
 
    void configureOutput(uint32_t pull = GPIO_NOPULL,bool opendrain = false, uint32_t speed = GPIO_SPEED_FREQ_LOW){
        GPIO_InitTypeDef GPIO_InitStruct = {0};
        GPIO_InitStruct.Pin = pin;
        GPIO_InitStruct.Mode = opendrain ? GPIO_MODE_OUTPUT_OD : GPIO_MODE_OUTPUT_PP;
        GPIO_InitStruct.Pull = pull;
        GPIO_InitStruct.Speed = speed;
        HAL_GPIO_Init(port, &GPIO_InitStruct);
    }
 
    //const std::string getName(){return name;}
 
};
 
 
class InputPin : public GpioPin {
public:
    InputPin(GPIO_TypeDef &port, uint16_t pin) // const std::string name = ""
        : GpioPin(port,pin) {}
    InputPin(GPIO_TypeDef* port, uint16_t pin) // const std::string name = ""
        : GpioPin(*port,pin) {}
 
    //OutputPin(const OutputPin& p): port{p.port}, pin{p.pin} {};
    bool read() const{
        return HAL_GPIO_ReadPin(port,pin);
    }
 
 
    //const std::string getName(){return name;}
 
};
#endif