HHTraff Documentation

HHTraff DocumentationGuides and references for HHTraff, the Android handheld terminal for traffic signal controllers.

Quick Start Guide — install, connect and run in about five minutes.

Cable Setup Guide — FTDI cables, USB OTG adapters and Bluetooth serial, by region.

Controller Compatibility — supported and untested controllers.

Terminal Commands Reference — command reference for signal diagnostics.

Troubleshooting & FAQ — no response, garbled text, dropped connections.

New to the app? See what HHTraff does. Support: support@phaselogic.app