button_click_options.ino

DrAungWinHtut

Jun 29th, 2025

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Arduino 2.05 KB | None | 0 1

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const int buttonPin = 2;
bool lastButtonState = false;
unsigned long pressStartTime = 0;
unsigned long lastReleaseTime = 0;
bool mode1 = false;
bool mode2 = false;
int option1 = 0;
int option2 = 0;
const unsigned long longPressThreshold = 3000; // 3 seconds to enter Mode 1
const unsigned long veryLongPressThreshold = 5000; // 5 seconds to exit Mode 1
const unsigned long doubleClickThreshold = 300; // ms between double clicks
void setup() {
pinMode(buttonPin, INPUT);
Serial.begin(9600);
}
void loop() {
bool reading = digitalRead(buttonPin);
if (reading != lastButtonState) {
if (reading == HIGH) {
pressStartTime = millis();
// Check for double click
if ((millis() - lastReleaseTime) < doubleClickThreshold) {
if (!mode1 && !mode2) {
mode2 = true;
Serial.println("Entered Mode 2");
} else if (mode2) {
mode2 = false;
Serial.println("Exited Mode 2");
}
}
} else {
// Button released
unsigned long pressDuration = millis() - pressStartTime;
Serial.print("Press duration: ");
Serial.println(pressDuration);
// Exiting Mode 1
if (mode1 && pressDuration >= veryLongPressThreshold) {
mode1 = false;
Serial.println("Exited Mode 1 (via long press)");
}
// Entering Mode 1
else if (!mode1 && !mode2 && pressDuration >= longPressThreshold) {
mode1 = true;
Serial.println("Entered Mode 1");
}
// Normal click in Mode 1
else if (mode1 && pressDuration < longPressThreshold) {
option1 = (option1 + 1) % 5;
Serial.print("Mode 1 Option: ");
Serial.println(option1 + 1);
}
// Normal click in Mode 2
else if (mode2 && pressDuration < longPressThreshold) {
option2 = (option2 + 1) % 5;
Serial.print("Mode 2 Option: ");
Serial.println(option2 + 1);
}
lastReleaseTime = millis();
}
lastButtonState = reading;
}
}

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