IOT

Raspberry Pi Speaking Bus Stop Reminder

A Raspberry Pi speaking bus stop reminder project is suggested in order to make it easier for the passengers to locate the correct bus stops. The components of this project will include a Raspberry single-board computer, an RF transmitter, an RF receiver, an LCD display, and a speaker. Using an RF receiver/transmitter, the project will use an announcement to proclaim the name of the bus stop as the bus approaches that specific bus station.

Hardware Specifications

  • Raspberry Pi 3
  • Speaker
  • RF Module
  • LCD Display
  • Resistors
  • Capacitors
  • Transistors
  • Cables and Connectors
  • Diodes
  • PCB and Breadboards
  • LED
  • Transformer/Adapter
  • Push Buttons
  • Switch
  • IC
  • IC Sockets
  • Python 3 compiler
  • Programming Language: Python

Block Diagram Of Project:

Transmitter unit placed at the Bus stop:

Receiver unit placed inside Bus:

Description Of The Block Diagram

The Raspberry Pi speaking bus stop reminder project’s block diagram is made up of various system blocks. The following is a description of these blocks:

The Raspberry Pi board, LCD, and speaker all receive steady 5VDC electricity from the power source.

On several bus stations, there are numerous RF transmitters mounted. A distinct frequency is emitted by each emitter.

The Raspberry Pi’s input is connected to the RF receiver. The bus stop information is contained in the signal that is emitted and is received by the RF receiver. The RF receiver transmits this data to the Raspberry Pi controller.

The Raspberry Pi controller processes the bus stop information that has been received. The LCD panel shows the name of the bus stop. Additionally, the speaker also announces the name of the bus stop.

Operation of the project

The controller board, LCD, and speaker are all powered by the 220 VAC to 5 VDC power source. A single-board, inexpensive computer system called a Raspberry Pi is built on an ARM chip. It includes WiFi, USB connections, an audio jack, an HMDI interface, and a number of GPIOs. Python is the scripting language used to create it most frequently. Raspbian OS, a variation of Linux OS, is the operating system that runs on the Raspberry Pi board. The input of the Raspberry Pi controller is interfaced with an RF receiver. Every bus stop has a radio transmitter with a specific frequency installed. The RF transmitter sends out RF signals that convey data about that specific bus station. The RF receiver picks up this RF signal and transmits it to the Raspberry Pi controller. After processing the data, the controller uses the sound speaker to proclaim the bus stop’s name. The name of the bus stop is also shown on the LCD screen by the Raspberry Pi controller. This initiative helps the users locate the right bus stop.

Applications, Advantages, And Enhancements For The Project:

Public transportation networks can benefit from the reasonable cost and practical Raspberry Pi speaking bus stop reminder project.

The spoken bus stop reminder project for the Raspberry Pi is particularly adaptable because it can be created for any number of bus stops. It is very simple to change the bus stop names and related details.

By combining it with an IoT platform, the Raspberry Pi speaking bus stop reminder project may be made more potent, effective, and durable. The IoT connectivity will make it possible to remotely monitor bus stops and organize detours in the event of an emergency.

Conclusion

I hope all of you have understood the How to Design Raspberry Pi speaking bus stop reminder. We MATHA ELECTRONICS will be back soon with more informative blogs soon.

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