Arduino按键消抖类，以极简单的代码实现消抖。

/* written by flexitime 20190502 */ #include "flexbuttondebounce.h" TFlexButtonDebounce::TFlexButtonDebounce(int pin, int HL, int debDelay){ buttonPin = pin; debounceDelay = debDelay; lastDebounceTime = 0; fHL = HL; lastButtonState = !fHL; pinMode(pin, INPUT); }; bool TFlexButtonDebounce::isTriggered(){ reading = digitalRead(buttonPin); if (reading != lastButtonState) { lastDebounceTime = millis(); } if ((millis() - lastDebounceTime) > debounceDelay) { if (reading != buttonState) { buttonState = reading; if (buttonState == fHL) { return true; } } } lastButtonState = reading; return false; }