Reset the Arduino into bootloader mode by pressing and holding the reset button while connecting it to USB. The board should appear for 8 seconds, allowing a fresh firmware upload.
However, because the project is open-source and managed by a small community, the "official" download links often change or get buried in forum threads. Here is the updated breakdown of where to get the software and how to ensure you are using the current version.
: Supports up to 8 analog axes, 128 buttons, and multiple hat switches. mmjoy2 download updated
The project is actively maintained on GitHub. To get the latest firmware and configuration software:
Once programmed, the board is recognized by Windows as a standard HID-compliant game controller with no additional drivers required. Reset the Arduino into bootloader mode by pressing
Connect the center signal wire of a potentiometer or a linear Hall effect sensor (like the SS495A) to an analog-capable pin on your board (e.g., A0, A1). In the MMJoy2 GUI, assign that specific pin to an axis (X, Y, Z, Rx, Ry, Rz, Slider, Dial), set the resolution (usually 10-bit or 12-bit), and click . 2. Setting Up Buttons
Once you have downloaded the updated .exe and .hex files, follow this guide to get your controller working. Here is the updated breakdown of where to
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Last updated: October 2024. Verified working with Windows 11 23H2 and STM32F103C8T6 revision C.