🖱️ M5Stack Stick Plus2 AirMouse (Bluetooth)

Turn your M5Stack Stick Plus2 into a Bluetooth AirMouse that controls your iPhone, iPad, Mac, or PC via motion and buttons.

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📦 Requirements

• Hardware:
  • M5Stack Stick Plus2 (ESP32-based)
• Software:
  • Arduino IDE
  • ESP32 board core (v2.0.11 recommended)
  • Libraries:
    • M5Unified
    • ESP32 BLE Mouse

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⚙️ Installation Steps

1. Install Board:

   • Open Arduino IDE → File → Preferences
   • Add this URL to Additional Board Manager URLs:

     https://espressif.github.io/arduino-esp32/package_esp32_index.json
     

   • Go to Tools → Board → Boards Manager
   • Search for esp32
   • Install version 2.0.11

2. Install Libraries:

   • Go to Sketch → Include Library → Manage Libraries
   • Search and install:
     • M5Unified
     • ESP32 BLE Mouse
   • (If errors appear, patch the BLE Mouse library as per issue #150)

3. Select Board:

   • Tools → Board → M5Stack → M5Stick-C Plus2

4. Upload the Code

   • Connect your M5Stick via USB-C
   • Select correct port under Tools → Port
   • Upload the provided .ino sketch

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🧠 Working Principle

• The gyroscope inside the M5Stick senses motion.
• The ESP32 BLE acts as a Bluetooth mouse.
• Movement of the device moves the mouse pointer.
• Buttons:
  • Button A → Left Click
  • Button B → Right Click

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📲 Connecting to iPhone / Mac

1. Open Settings → Bluetooth
2. Turn on M5Stick — it will broadcast as M5 AirMouse
3. Tap “M5 AirMouse” to pair
4. Move the device to control the cursor
   • On iPhone/iPad, go to Accessibility → Touch → AssistiveTouch → Devices → Pointing Devices to enable mouse control.

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🧩 Adjustments

To invert or tune motion sensitivity, modify these lines:

int moveX = (int)(-gyroY / 6);
int moveY = (int)(gyroX / 6);

Change the divisor (/6) to alter sensitivity.

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🧾 Credits

• Developer: Sachin
• Core Libraries: M5Unified, ESP32 BLE Mouse