SMS based PWM speed and direction control of DC motor using H-bridge and GSM modem.

Posted On:2018-11-29 16:28:56


Controlling the DC motor's Speed and Direction with a simple SMS.

Project in a nutshell

What - What problem were you trying to solve? or, what was your value proposition?

Who - Who are/can be the key beneficiaries of this project?

Why - Why was your project different from others ? or, was there anything unique?

How - How did you overcome specific challenges?

Wow - Were there any special “wow” moments in the project?

Project Type

  • College Project


: Hyderabad

: 2013/06 to 2014/04


  • Energy Efficiency
  • others

Project Status

  • Completed

Looking for

Team Members

  • 4


This project uses regulated 5V, 500mA power supply. 7805 three terminal voltage regulator is used for voltage regulation. Bridge type full wave rectifier is used to rectify the ac out put of secondary of 230/12V step down transformer

Results & Inferences

Design and Implementation of Hardware along with the embedded Software was successful tested.

Future Plans

This system is developed for mobile reporting application only. It also can be interfaced to computer system to record and process data base.

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