53 lines
1.0 KiB
C++
53 lines
1.0 KiB
C++
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#include "ArduinoGpio.h"
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#include <Arduino.h>
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ArduinoGpio::ArduinoGpio(int pin, bool initialValue, IGpio::Mode initialMode):
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pin(pin)
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{
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/* There is no protection to prevent from creation of multiple instances
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* of single pin, as Arduino does not support C++ exceptions.
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* Only one parent object may own instance of a pin.
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*/
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write(initialValue);
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setMode((initialMode));
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}
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ArduinoGpio::~ArduinoGpio()
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{
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setMode(Mode::Input);
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write(false);
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}
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bool ArduinoGpio::read()
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{
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return (digitalRead(pin) != 0);
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}
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void ArduinoGpio::write(bool newValue)
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{
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digitalWrite(pin, newValue ? HIGH : LOW);
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}
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IGpio::Mode ArduinoGpio::getMode()
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{
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return mode;
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}
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void ArduinoGpio::setMode(IGpio::Mode newMode)
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{
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mode = newMode;
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pinMode(pin, toAdruinoMode(newMode));
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}
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int ArduinoGpio::toAdruinoMode(IGpio::Mode mode)
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{
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switch(mode) {
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case Mode::Input:
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return INPUT;
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case Mode::InputPullup:
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return INPUT_PULLUP;
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case Mode::Output:
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return OUTPUT;
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}
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}
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