sl-android c249b2d74e feat: Phone voice command interface (Issue #553)
Add phone/voice_commander.py — Termux-based voice command listener for SaltyBot:
- Continuous wake word detection ('Hey Salty') via Whisper STT on short audio clips
- Command recording after wake word, transcribed with local Whisper (tiny/base/small)
- Parses go forward/back/left/right, stop, follow me, go home, look at me
- Publishes JSON to /saltybot/voice/cmd via ROS2 (rclpy) or rosbridge WebSocket
- TTS confirmation via termux-tts-speak; 'Yes?' prompt on wake word
- Fuzzy token-overlap fallback for wake word matching
- Flags: --host, --port, --model, --threshold, --record-sec, --no-tts, --debug

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-14 10:26:38 -04:00
..

SaltyBot Android/Termux Phone Node (Issue #420)

Android phone node for SaltyBot via Termux. Provides camera, GPS, IMU sensors and local OpenClaw LLM inference.

Setup

On phone (Termux):

bash termux-bootstrap.sh
mkdir -p ~/saltybot_workspace/src
cd ~/saltybot_workspace && colcon build

Running

cd ~/saltybot_workspace && source install/setup.bash
ros2 launch saltybot_phone phone_bringup.py

Topics

Topic Type Description
/phone/camera/image_raw Image Camera frames 320x240@15Hz
/phone/gps NavSatFix GPS location
/phone/imu Imu Accelerometer data
/saltybot/speech_text String Input from Jetson
/saltybot/chat_response String LLM output to Jetson

Power Management

nohup bash ~/power-management.sh > ~/power-mgmt.log 2>&1 &

Reduces CPU activity on low battery (<25%) or critical battery (<15%).

Configuration

Edit config/phone.yaml to adjust frame rates and LLM parameters.

Issue #420 Completion

Termux bootstrap Camera / GPS / IMU nodes OpenClaw chat (local LLM) WebSocket bridge to Orin Termux:Boot auto-start Power management