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DIY Remote Accessed Robot Car.

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Conference

ASEE-NE 2022

Location

Wentworth Institute of Technology, Massachusetts

Publication Date

April 22, 2022

Start Date

April 22, 2022

End Date

April 23, 2022

Page Count

11

DOI

10.18260/1-2--42167

Permanent URL

https://peer.asee.org/42167

Download Count

274

Paper Authors

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Trinh Huynh Wentworth Institute of Technology

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Pilin Junsangsri Wentworth Institute of Technology

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Abstract

DIY Remote Accessed Robot Car

This paper presents how to build a remote accessed robot car, its challenges, and how to address these problems. Robot cars have gained a lot of attention from a lot of hobbyists and engineers. Unlike popular smart video car kits that are available in the market; where their parts and components are designed for the project themselves, majority parts in this project are collected from classroom’s projects and personal use devices such as portable chargers, Arduino Mega 2560, and Raspberry Pi 4B etc. The mismatch of using these available components and devices is a big challenge for the entire system to run smoothly at voltages and currents recommended.

In this paper, Raspberry Pi is used as the brain of the system. Raspberry Pi’s environment can be accessed remotely by using Remote Desktop Connection application in Windows when the user connects to the same WiFi network. GStreamer application in the Raspberry Pi terminal is used to execute commands that allow real-time video streaming of the car's camera to remote server (Raspberry Pi environment) and local server (the user’s laptop) while Paramiko application is used when executing Python script to transfer data to or from an assigned host in the same network. Arduino board is used to control direction and speed of the car. Users can remotely control the car's movements by executing commands in the Arduino IDE and uploading them to the Arduino board via the Raspberry Pi environment. For the power supply, most DIY robot car projects have problems with an auto switch off of power supply when using a portable battery in low-current robotic projects. In this paper, two portable batteries are used. The 5V portable battery is responsible for the stability of the Raspberry Pi and Arduino boards. Another portable battery, which is capable of providing various output voltages (5V, 9V, and 12V), is used to power wheels’ motors to vary the speed of a car. Within WiFi range, the car can be remotely controlled and operated basic tasks such as running from point A to point B, collecting images and videos data, and sending data files to an assigned host in the same network. In the future, the self-driving feature will be added into this robot car. The human-supervised will no longer be needed for the car to complete its tasks.

Huynh, T., & Junsangsri, P. (2022, April), DIY Remote Accessed Robot Car. Paper presented at ASEE-NE 2022, Wentworth Institute of Technology, Massachusetts. 10.18260/1-2--42167

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