acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
HelloButton.ino (1206B)
      1 /*
      2  * A demo of a simplest AceButton that has a visible effect. One button is
      3  * connected to the digital pin BUTTON_PIN. It uses the internal pull-up
      4  * resistor (INPUT_PULLUP). Pressing the button turns on the built-in LED.
      5  * Releasing the button turns off the LED.
      6  */
      7 
      8 #include <AceButton.h>
      9 
     10 using namespace ace_button;
     11 
     12 // Some ESP32 boards have multiple builtin LEDs so don't define LED_BUILTIN.
     13 #if defined(ESP32)
     14   const int LED_PIN = 2;
     15 #else
     16   const int LED_PIN = LED_BUILTIN;
     17 #endif
     18 
     19 const int BUTTON_PIN = 2;
     20 const int LED_ON = HIGH;
     21 const int LED_OFF = LOW;
     22 
     23 AceButton button(BUTTON_PIN);
     24 
     25 void handleEvent(AceButton*, uint8_t, uint8_t);
     26 
     27 void setup() {
     28   delay(2000);
     29 
     30 #if defined(ARDUINO_AVR_LEONARDO)
     31   RXLED0; // LED off
     32   TXLED0; // LED off
     33 #endif
     34 
     35   pinMode(LED_PIN, OUTPUT);
     36   pinMode(BUTTON_PIN, INPUT_PULLUP);
     37   button.setEventHandler(handleEvent);
     38 }
     39 
     40 void loop() {
     41   button.check();
     42 }
     43 
     44 void handleEvent(AceButton* /* button */, uint8_t eventType,
     45     uint8_t /* buttonState */) {
     46   switch (eventType) {
     47     case AceButton::kEventPressed:
     48       digitalWrite(LED_PIN, LED_ON);
     49       break;
     50     case AceButton::kEventReleased:
     51       digitalWrite(LED_PIN, LED_OFF);
     52       break;
     53   }
     54 }