ESP32 RC Boat - Easy to assemble and economical

New boat model to assemble! It has been simplified to only need a cork tray as a platform.

The boat code and assembly instructions can be found at https://github.com/omnia-makers/esp32_boat

Article https://metadrop.net/en/articles/building-rc-boat-using-esp32

Materials:

• Cyanoacrylate adhesive (Loctite type) to glue the printed parts together.

• Hot glue or adhesive to stick the parts to the tray (cyanoacrylate or Loctite dissolves the tray)

• Wire less than 1 mm (to connect the servo to the boat's steering)
• Cork tray

• Motor and propellers, can be found on aliexpress as “2 motors set for remote control boat”

• Servo MG90s 180°

• 3.7v lipo battery

• ESP32-c3 supermini

• Mini H-bridge L298N

• 40x60mm perforated board

Optional for making connections:

• Male PCB pins

• Dupont female-female breadboard cables

Connection map:

• ESP32-C3

• L298N Mini

• Servo MG90s

Connection example:

Assembly diagram

• Programming, download repository https://github.com/omnia-makers/esp32_boat
• Use Arduino IDE to upload the program, in the board manager, install esp32 by Espressif

• Connect the esp32-c3 board, selecting it in the Arduino IDE

• Upload the code to the board
• Activate your phone's Bluetooth and load the index.html from the client folder of the repository (rotate your phone for a better view) https://github.com/omnia-makers/esp32_boat/tree/main/client
• Connect to the esp32 board from your phone, the device is called “METALANCHA", but the name can be changed from https://github.com/omnia-makers/esp32_boat/blob/main/connect/bluetooth.h

• On the remote control, there is an option to invert steering and rudder, and to turn the motor rotation on and off (it is off by default)

Do not hesitate to ask if you have any questions!