Bill of Materials
An open-source, burger-shared robot you can build yourself
Here is the Bill of Materials for the version 3 of BurgerBot. This is the base version of the robot, with no additional modules. The drawing module will be added in a later version.
| Item | Description | Quantity | Price | Total |
|---|---|---|---|---|
| Raspberry Pi Pico | Microcontroller (Raspberry Pi Pico, Pico W, Pico 2, Pico 2 W) | 1 | $4.00 | $4.00 |
| DC Motor | N20 150RPM Motors 3-6V | 2 | $2.00 | $4.00 |
| MX1508 | H-Bridge Motor Driver | 1 | $1.00 | $1.00 |
| Ultrasonic Sensor | HC-SR04P (3.3v version) | 1 | $1.00 | $1.00 |
| Battery Box | 4xAA Battery Holder | 1 | $1.00 | $1.00 |
| Wheels | 2x Moon buggy Wheels | 1 | $4.50 | $4.50 |
| M3 Sccrews | 12x M3 10mm screws | 1 | $1.00 | $1.00 |
| Custom PCB | Custom PCB for the Raspberry Pi Pico | 1 | $10.00 | $10.00 |
| Total | $25.50 |
Additional items you may need
Depending what you already have in your parts bin, you may need to purchase the following items:
- 4xAA Batteries
- PLA Filament
- Raspberry Pi Pico Headers
- Raspberry Pi Pico USB Cable
- SG90 Servo Motor (for the drawing version)
- Bluetooth and Wifi connectivity for the Raspberry Pi Pico W & Pico 2 W versions
- Solder, soldering flux, wire
- Header pins for the Motors, Battery input, Servo header
Tools
To build the robot you will need the following tools:
| Tool | Description |
|---|---|
| 3D Printer | to print out the motor mounting brackets |
| Screwdriver | to assemble the robot |
| Wire Cutters | to cut the wires to length |
| Soldering Iron | to solder the wires to the motors and motor driver |
| Computer | to program the Raspberry Pi Pico with MicroPython |
You can use the arrows ← → on your keyboard to navigate between lessons.