Project Hub /Basic Analog & Power Electronics/Online Food Ordering System using Raspberry Pi

Intermediate

RASPBERRY PI

₹5,000 – ₹15,000

3 – 6 Hours

Partial Kit

Online Food Ordering System using Raspberry Pi

Design an affordable touchscreen food ordering and menu system using a Raspberry Pi and Python GUI, allowing customers to place orders directly from their tables.

Originally published on ElectronicsForU

View original tutorial

Parts You'll Need

This project is sourced from another site, not written by us — this list is our best match of their components against what we stock, not a verified bill of materials. Always check the original blog (linked above) for the actual parts list before buying.

Raspberry Pi 3 - Model B+ 1.4Ghz 64-bit quad-core Processor with 1 GB Ram (Original) Rs. 9,810.00
ESP32 WiFi+Bluetooth CP2102 Development Board Rs. 520.00
MB102 Adjustable Breadboard Power Supply Module (3.3V & 5V) for Arduino & Raspberry Pi Rs. 139.00
Jumper Wire 10 Pin Male To Male 20cm Rs. 45.00
400 Points Mini Solderless Prototype PCB Breadboard High Quality Rs. 89.00
Jumper Wire 10 Pin Male To Female 20cm Rs. 45.00

Selected: Rs. 0.00

We don't carry yet: LCD (generic / unspecified)

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How It Works

The Online Food Ordering System using Raspberry Pi operates as an interactive table-side digital terminal built around a Raspberry Pi 5. At the core of the setup is an HDMI touch display running Raspbian OS, which serves as the primary visual and tactile interface for the customer. The graphical user interface is developed using Python, leveraging GUIzero and Qtpy libraries to render intuitive menu layouts, item descriptions, and ordering buttons that customers can navigate directly with their fingertips. When a user selects food items and submits an order through the touchscreen, the Python application processes the selection locally. To facilitate external communication—such as relaying the order details to a kitchen display or central printer—the system integrates a Bluetooth HC05 module, which enables wireless serial data transmission from the Raspberry Pi to nearby Bluetooth-enabled devices. Powering the entire system is a dedicated 5V/2A power adapter, delivering a stable and regulated electrical supply through connecting cables to meet the operational demands of the Raspberry Pi board and the attached touchscreen display.

Why Build This

Gain hands-on experience designing full-stack undergraduate-level graphical user interfaces for embedded hardware using Python frameworks like Qtpy and GUIzero.

Implement practical table-side automation solutions tailored to modernize workflows in the real-world restaurant and hospitality industry.

Interface peripheral hardware modules, such as Bluetooth HC05 serial communication and HDMI touch displays, with a single-board computer.

Real-World Application

Restaurant and hospitality industry for table-side digital ordering, reducing wait times and waiter workload.

Skills You'll Learn

Graphical user interface design

Touchscreen event handling

Bluetooth serial communication

Python application development

Hardware power management

Safety Precautions

Ensure correct power supply (5V/2A adapter) to avoid damaging the Raspberry Pi.

Technology Tags

RASPBERRY PI

PYTHON

GUIZERO

TOUCHSCREEN

BLUETOOTH HC05

GUI

RESTAURANT AUTOMATION

Frequently Asked Questions

Can I use a standard phone charger instead of the recommended 5V/2A power adapter?

It is strongly recommended to use a reliable 5V/2A power adapter specifically rated for the Raspberry Pi 5. Underspecced phone chargers may cause voltage drops, leading to system instability, touchscreen unresponsiveness, or unexpected reboots during operation.

How does the Bluetooth HC05 module communicate with the Raspberry Pi?

The Bluetooth HC05 module communicates using serial UART protocols, allowing the Python application to send formatted text strings representing customer orders wirelessly to paired receivers.

Do I need an internet connection to run this food ordering system?

No, the core graphical interface and local order processing run entirely offline on the Raspberry Pi using Python, GUIzero, and Qtpy. An internet connection is only required if you choose to expand the script to connect to a cloud database or external web server.

Gallery

This page is part of Kitkraft's Project Hub — a curated collection of electronics & robotics projects gathered from the maker community to help students and hobbyists discover and learn to build. Kitkraft does not claim authorship of the original project, and makes no representation as to the accuracy, completeness or safety of third-party source material. The summary and "How It Works" explanation above are AI-generated, rewritten with reference to the original tutorial — not a reproduction of it. Full credit and a direct link to the original source are provided above. If you're the original creator and have a concern about how your work is represented here, please contact us and we'll address it promptly.

Kitkraft Project Hub — curated from the maker community, credited at the source.

PRJ-00699