ESP32 & IoT Systems Free Updated Sep 03, 2026

Bluetooth Low Energy (BLE) Wireless Game Controller

Build a custom wireless gamepad for PC and mobile with analog joysticks and ultra-low input latency.

Project Overview

Create a custom ergonomic handheld gamepad that acts as a standard BLE HID Gamepad recognized natively on Windows, macOS, Android, and iOS.

Features

  • Dual dual-axis analog joysticks with dead-zone calibration
  • 12 responsive tactile buttons
  • Sub-8ms input latency over BLE HID profile
  • LiPo battery status reporting over BLE Battery Service