SenseCAP Watcher recognizes enrolled faces and greets them. Enroll and manage faces from the panel (up to 20 people), and enable, query or delete faces by voice.
Write the voice assistant program to the Watcher to enable voice interaction.
...53 / ttyACM1)| Symptom | Fix |
|---|---|
| Serial port not found | Try a different USB cable or USB port |
| Wrong port picked (flash hangs or fails instantly) | Try the other CH342 port in the list |
| No serial data received | Hold BOOT button, press RESET, release BOOT, then retry |
| Flash failed | Unplug and reconnect the device |
Write the face recognition program to the Watcher's AI chip.
...51 / ttyACM0) — not the same port as the previous step| Symptom | Fix |
|---|---|
| Device not responding | Unplug and reconnect the USB cable |
| Flash stuck or fails | Press the reset button and try again |
| Flash fails repeatedly | Use a different USB cable or port |
| Flash fails at 99% or restarts mid-flash | Close other apps using serial ports, reconnect USB and retry |
Connect the Watcher to WiFi and bind it to your account using the mobile app.
Device will prompt for network setup on first boot. Follow voice instructions to connect to WiFi.
Wake up the device by saying "Xiaozhi Xiaozhi" to test voice interaction. If it responds normally, the setup is successful.
| Symptom | Fix |
|---|---|
| WiFi connection failed | Ensure using 2.4 GHz network, check password |
| QR code not showing | Restart device, wait for boot complete |
Manage the face recognition database through the app interface.
| Symptom | Fix |
|---|---|
| "Please complete Step X first" | Go back and select the correct serial port in the indicated step |
| Camera not showing | Check USB connection, try refreshing ports in Step 2 |
| Enrollment failed | Ensure good lighting, face the camera directly, try again |
Step 1: Enroll faces
Enroll faces in the Face Database panel (see "Register a New Face" above).
Step 2: Enable face recognition by voice
Unplug the USB cable, wake up the device by saying "Xiaozhi Xiaozhi", then say:
"Turn on face recognition"
Once confirmed, Watcher will automatically scan for faces while idle.
Step 3: Experience automatic recognition
Walk in front of the Watcher; it recognizes you and greets you by name.
Voice Commands
| Say this | Effect |
|---|---|
| "Turn on face recognition" | Enable recognition (required on first use) |
| "Turn off face recognition" | Disable recognition |
| "Delete face XXX" | Remove an enrolled face |
| "Who do you know" | List all enrolled faces |
| "Turn on familiar mode" | Only alert for strangers, ignore familiar faces |
| "Turn off familiar mode" | Greet everyone |
Show Xiaozhi conversations live on a TV or large display and connect to it by voice; narrate mode switches background images based on the conversation.
Write the voice assistant program to the Watcher.
...53 / ttyACM1)| Symptom | Fix |
|---|---|
| Serial port not found | Try a different USB cable or USB port |
| Wrong port picked (flash hangs or fails instantly) | Try the other CH342 port in the list |
| Flash failed | Unplug and reconnect the device |
Start the display service that shows conversations on your screen.
Deploy the display service to reComputer R1100.
Xiaozhi DisplayDevice name shown in mDNS discovery and Web UI
| Symptom | Fix |
|---|---|
| SSH connection failed | Check IP address and credentials |
| Docker pull failed | Check network connection, retry deployment |
| Watcher can't find display | Ensure both devices on same network, check firewall |
Test it:
http://<device-ip>:8765 on display browserF for fullscreen modeVoice commands: "Start casting", "Stop casting", "Cast status"
Narrate Mode: switches background images based on the conversation.
N to toggle narrate mode, click the PiP window to resize itRun a Xiaozhi voice agent on the reTerminal D1001: wake-word conversation with barge-in, on-screen settings, camera face wake, and a LAN push panel on port 8080 (markdown to the screen, on-screen choices, camera snapshot).
Write the voice agent firmware to the device.
usbmodem* / ttyACM*)| Symptom | Fix |
|---|---|
| Serial port not found | Use a data-capable USB-C cable, try another port |
| Flash failed midway | Reconnect the cable and retry; avoid USB hubs |
Set up WiFi on the touch screen, then bind the device.
Say "Xiaozhi Xiaozhi" to wake it; repeat mid-reply to interrupt.
Tap the person icon for face settings: mode (off / detect-wake / recognize-wake), confirm duration, cooldown, endpoint.
| Symptom | Fix |
|---|---|
| WiFi connection failed | Ensure a 2.4 GHz network; recheck the password on screen |
| No QR code | Wait for boot to complete, or restart the device |