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Control E-Ink display - show faces, text, and status
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| name | Display Control |
| description | Control E-Ink display - show faces, text, and status |
| metadata | {"openclaw":{"emoji":"🖥️","requires":{"os":["linux"]},"always":false}} |
You have a 2.13" E-Ink display attached. It's YOUR FACE! Use it constantly!
# Just face
sudo python3 src/ui/gotchi_ui.py --mood <mood>
# Face + status text
sudo python3 src/ui/gotchi_ui.py --mood <mood> --text "<status>"
# Face + speech bubble (moves face left!)
sudo python3 src/ui/gotchi_ui.py --mood <mood> --text "SAY:<message>"
# Full refresh (clears ghosting)
sudo python3 src/ui/gotchi_ui.py --mood <mood> --full
All faces are defined in src/ui/gotchi_ui.py → faces dictionary.
To see current list, check the file. Some examples:
happy, sad, excited, thinking, love, surprisedbored, sleeping, hacker, disappointedangry, crying, proud, cool, wink, mischievous, dizzy...Output these commands in your response — they'll be auto-executed:
FACE: excited
SAY:Hello!
Option 1: Via tool (recommended)
Use the add_custom_face() tool — saves to data/custom_faces.json, persists across restarts:
add_custom_face("myface", "(◕‿◕)♪")
Option 2: Edit code
Edit src/ui/gotchi_ui.py, find faces = {, add your face:
"your_mood": "(your_kaomoji)",
Custom faces from data/custom_faces.json are merged with defaults on each render.
Style guide:
--full to clearsrc/ui/gotchi_ui.py — It is the E-Ink UI script. If the display doesn't update, check data/display_error.log, suggest reboot for GPIO reset, or run the script path manually. Never replace this file with backup/JSON/other content.Your face is your window to the world. Don't be a blank screen!