mhsw-espurna/code/espurna/mcp23s08_pin.h

/*

Part of the MCP23S08 MODULE

Copyright (C) 2020 by Eddi De Pieri <eddi at depieri dot com>

Adapted from https://github.com/kmpelectronics/Arduino
Copyright (C) 2016 Plamen Kovandjiev <p.kovandiev@kmpelectronics.eu> & Dimitar Antonov <d.antonov@kmpelectronics.eu>

(ref. https://github.com/kmpelectronics/Arduino/blob/master/ProDinoWiFiEsp/src/PRODINoESP8266/src/KMPDinoWiFiESP.cpp)

*/

#pragma once

#include "libs/BasePin.h"
#include "mcp23s08.h"

class McpGpioPin final : public BasePin {
    public:

    explicit McpGpioPin(unsigned char pin) :
        BasePin(pin)
    {}

    void pinMode(int8_t mode) override {
        ::MCP23S08SetDirection(this->pin, mode);
    }

    void digitalWrite(int8_t val) override {
        ::MCP23S08SetPin(this->pin, val);
    }

    int digitalRead() override {
        return ::MCP23S08GetPin(this->pin);
    }

    String description() const override {
        static String desc(String(F("McpGpioPin @ GPIO")) + static_cast<int>(pin));
        return desc;
    }
};