Universal MCU Remapper ToolKit

HUniKit is an advanced utility primarily for Android-based automotive head units that allows you to intercept, analyze, and remap MCU signals to custom actions. The perfect tool for power users and tinkerers.

Designed for retrofit car screens, HUniKit gives you full control over steering wheel buttons, panel keys, and other hardware inputs.

Key Features:

• Live interception and monitoring of MCU packets
• Map hardware buttons to Android actions, apps, or shortcuts
• Support for known MCU profiles with ready-made defaults
• Capture and define button signals
• Profile system for different head unit manufacturer
• Optional community database to share and download profiles
• Global safety toggle to enable or disable all mappings instantly
• Low-latency processing for instant actions
• Can also work fully offline – no account required

⚠️ Note: HUniKit is intended for advanced users. Functionality depends on your head unit’s MCU and firmware. Some devices may not be supported.

Quickguides

• Capture and remap a button click
• Understanding a byte sequence coming from your MCU
• Identifying the correct serial path