Fix: restore files 🔥

Author: AntonioBerna

.gitignore

@@ -0,0 +1,28 @@
+# Compiled object files
+*.o
+*.a
+*.so
+*.out
+
+# Arduino build folder
+build/
+*.elf
+*.bin
+*.hex
+*.eep
+
+# Arduino CLI and IDE cache
+*.d
+*.dep
+*.map
+*.lst
+
+# MacOS specific
+.DS_Store
+
+# Backup files
+*~
+*.swp
+
+# VS Code
+.vscode/

examples/Modulino_Buttons/Buttons_Basic/Buttons_Basic.ino

@@ -0,0 +1,46 @@
+/*
+ * Modulino Buttons - Basic
+ *
+ * This example code is in the public domain. 
+ * Copyright (c) 2025 Arduino
+ * SPDX-License-Identifier: MPL-2.0
+ */
+
+#include <Modulino.h>
+
+// Create a ModulinoButtons object
+ModulinoButtons buttons;
+
+bool button_a = true;
+bool button_b = true;
+bool button_c = true;
+
+void setup() {
+Serial.begin(9600);
+// Initialize Modulino I2C communication
+Modulino.begin();
+// Detect and connect to buttons module
+buttons.begin();
+// Turn on the LEDs above buttons A, B, and C
+buttons.setLeds(true, true, true);
+}
+void loop() {
+// Check for new button events, returns true when button state changes
+if (buttons.update()) {
+    // Check which button was pressed (0=A, 1=B, 2=C)
+    // Also toggle the corresponding LED, for each of the three buttons
+    if (buttons.isPressed(0)) {
+    Serial.println("Button A pressed!");
+    button_a = !button_a;
+    } else if (buttons.isPressed(1)) {
+    Serial.println("Button B pressed!");
+    button_b = !button_b;
+    } else if (buttons.isPressed(2)) {
+    Serial.println("Button C pressed!");
+    button_c = !button_c;
+    }
+
+    // Update the LEDs above buttons, depending on the variables value
+    buttons.setLeds(button_a, button_b, button_c);
+}
+}

src/Modulino.h

@@ -243,8 +243,9 @@ class ModulinoKnob : public Module {
   bool begin() {
     auto ret = Module::begin();
     if (ret) {
-      // check for set() bug
       auto _val = get();
+      _lastPosition = _val;
+      _lastDebounceTime = millis();
       set(100);
       if (get() != 100) {
         _bug_on_set = true;
@@ -292,6 +293,24 @@ class ModulinoKnob : public Module {
     get();
     return _pressed;
   }
+  int8_t getDirection() {
+    unsigned long now = millis();
+    if (now - _lastDebounceTime < DEBOUNCE_DELAY) {
+      return 0;
+    }
+    int16_t current = get();
+    int8_t direction = 0;
+    if (current > _lastPosition) {
+      direction = 1;
+    } else if (current < _lastPosition) {
+      direction = -1;
+    }
+    if (direction != 0) {
+      _lastDebounceTime = now;
+      _lastPosition = current;
+    }
+    return direction;
+  }
   virtual uint8_t discover() {
     for (unsigned int i = 0; i < sizeof(match)/sizeof(match[0]); i++) {
       if (scan(match[i])) {
@@ -303,6 +322,9 @@ class ModulinoKnob : public Module {
 private:
   bool _pressed = false;
   bool _bug_on_set = false;
+  int16_t _lastPosition = 0;
+  unsigned long _lastDebounceTime = 0;
+  static constexpr unsigned long DEBOUNCE_DELAY = 30;
 protected:
   uint8_t match[2] = { 0x74, 0x76 };
 };