PICO Bot LabFlash · Test · Play
Not connected
↔

Servo

Move the sensor head
90°ANGLE
◉

Motors

Lift wheels before testing
Test speed47%
⌁

Ultrasonic

Move a hand in front
--CM
Move your hand closer and farther. Watch the number change.
★

Robot checklist

Green means it responded
1Servo moves
2Wheels turn
3Distance changes
🏁 When all three turn green, open Main Firmware.
1
Final robot brain

Flash Main BLE Firmware

This replaces the tester. It is a complete merged image, so no separate bootloader is needed.

✓Keep USB connected
✓Close Serial Monitor
✓Select the same ESP32 port
ESP32 released. Flash the main firmware now.
2
Android controller

Install TRC Wireless

After flashing, press EN/RESET. Install the app and connect to TRC-Robot-BLE.

📱 Open this page on the phone, or send the APK link to the phone.
1Install the APK
2Allow nearby devices
3Open Car Mode and connect
DOWNLOAD ANDROID APP

Quick guide

  1. Use desktop Chrome or Edge and a USB data cable.
  2. Flash Tester, close its window, then press EN/RESET.
  3. Choose the ESP32 port and check all three parts.
  4. Open Main Firmware, prepare, and flash the final code.
  5. Download the Android app and connect.
Safety: lift the wheels during testing. Never unplug USB while firmware is writing.
WhatsApp