Project Idea:
This project is based on 8051 microcontroller and designed to control the speed and direction of a DC motor in all four quadrants: clockwise, anticlockwise, forward brake, and reverse brake. The system uses push buttons to send input signals to the microcontroller, which generates PWM pulses for speed control and manages braking using reverse voltage. It’s ideal for industrial automation and robotics applications.
Components:
8051 Microcontroller
Crystal Oscillator
Resistors & Capacitors
Transistors & Diodes
Cables and Connectors
PCB and Breadboards
LED
Transformer/Adapter
Push Buttons
Switch
IC & IC Sockets
DC Motor
Software:
Keil µVision IDE
Embedded C Programming
Project Features:
4 quadrant control: CW, CCW, FWD brake, REV brake
Speed control using PWM
Braking by reverse voltage
Manual push-button control
Motor driver interfacing
Fully tested and ready-to-use
Based on 8051, suitable for beginners
Applications:
Industrial motor control systems
Robotics and automation
Conveyor belt systems
Lab experiments and mini-projects
Final year engineering project
📦 Project Includes:
Fully assembled and tested circuit
Circuit diagram
Source code
(For DIY KITs - only the components will be provided)
Project Types:
- DIY KIT(Do IT YourSelf KIT) - We are providing only components in this kit for this project
- DIY KIT with Code & Circuit Connections - Along with the components, you will get the Code and the Circuit Connections file to help you build the project easily.
- Readymade Breadboard - We are providing fully assembled, tested and ready-made project using plug-n-play jumper wires and breadboard with all the other components, code & circuit diagram.
- Readymade Soldered - We are providing fully assembled, tested and ready-made project soldered on a PCB with all the other components, code & circuit diagram.
Dimensions:
Project Board: 15 cm(L) x 12 cm(W) x 6 cm(H)
Shipping Dimensions:(approx)
length: 20cm
width: 15cm
height: 10cm
Weight:
Approx. 500 grams
Estimate project weight:(Approx) 1kg
Notes: All the products are made by LearnElectronics India and not for re-sale.
Quadrant Motor Speed Control Using 8051 MCU
- Order Processing Time:
- After processing, the development of your project will begin. We require a minimum of 10-15 days to complete and prepare your project for shipment. However, please note that the delivery time is an estimate and may vary depending on project complexity and component availability.
- All project orders are processed within 2-3 business days after payment confirmation.
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Delivery Timeframe:
- While we strive to deliver your project within the specified timeframe, there is no guaranteed delivery date. The actual delivery time may be shorter or longer depending on various factors, including shipping delays, customs clearance, and unforeseen technical challenges.
- We will keep you informed of your project's progress and provide updates on the estimated delivery time as needed.
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Shipping and Delivery Charges:
- Delivery charges are additional and are not included in the project price. The shipping cost will be calculated at checkout based on your location and the chosen shipping method.
- Customers are responsible for any customs duties, taxes, or fees that may be applicable in their country.
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Order Cancellations:
- Due to the customized nature of our projects, orders can only be canceled within 24 hours of placement. After this period, the order is non-cancellable as work will have already begun.
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Returns and Refunds:
- As these are custom-built projects, we do not accept returns or offer refunds unless the project is defective or significantly not as described.
- If there are any issues with your project upon delivery, please contact us within 7 days to resolve the matter.
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Technical Support:
- We provide basic technical support for the first 30 days after delivery to help you set up and operate your project.
- Extended support and customization services are available at an additional cost.
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Disclaimer:
- We are not responsible for delays caused by external factors beyond our control, including but not limited to shipping carrier delays, natural disasters, or government restrictions.
- By placing an order, you agree to the terms and conditions outlined in this policy.
- Order Processing Time:






