Learn 8051 microcontroller architecture, assembly language, and interfacing — with real hardware parity and an online virtual lab.
-
🔬 Virtual Lab (Online):
https://gmostofabd.github.io/ARDU-8051/lab/ -
📘 Documentation:
https://github.com/gmostofabd/ARDU-8051/tree/main/docs -
🧪 Experiments:
https://gmostofabd.github.io/ARDU-8051/experiments/
ARDU-8051 is a complete open-source learning platform designed to teach the 8051 microcontroller in a modern, practical, and globally accessible way.
It combines:
- ✔ Open-source hardware
- ✔ Assembly-level programming
- ✔ Browser-based virtual lab
- ✔ Real hardware ↔ simulator parity
- ✔ Arduino-compatible form factor
Suitable for:
- Engineering universities & colleges
- Remote and blended learning
- Self-learners and hobbyists
- Teachers and lab instructors
The 8051 microcontroller is still widely taught, but teaching tools are outdated.
Common problems:
- Obsolete trainer boards
- No reliable simulators
- Proprietary programmers
- Weak connection between theory and practice
ARDU-8051 solves this by:
- Integrating hardware and simulation
- Using industry-style workflows
- Remaining fully open-source
- Supporting learning anywhere, anytime
- AT89S52 (8051 core) @ 11.0592 MHz
- On-board USBasp programmer
- No external programmer required
- ADC0804 for analog experiments
- Arduino UNO–compatible headers
- Buffered Port-0 (74HC245)
- UART & I²C headers
- External ISP header
- +5V / +3.3V regulated rails
- DIP & SMD MCU support
- Runs fully in the web browser
- Hosted on GitHub Pages
- Step-by-step guided experiments
- Circuit + assembly code + output together
- Matches real hardware behavior
- Ideal for flipped classrooms & remote labs
| No | Experiment | Core Concept |
|---|---|---|
| 01 | LED Blinking using Timer | Timers |
| 02 | 7-Segment Display Interface | Digital I/O |
| 03 | Multiplexed 4-Digit Display | Multiplexing |
| 04 | 4×4 Keypad with LCD | Interfacing |
| 05 | DC Motor Control | Control Systems |
| 06 | Stepper Motor Control | Sequencing |
| 07 | Servo Motor Control | PWM |
| 08 | 8×8 LED Matrix | Scanning |
👉 Run Experiments Online:
https://gmostofabd.github.io/ARDU-8051/experiments/
ARDU-8051/
│
├── docs/ # Theory & documentation
│ └── images/
│
├── experiments/ # Virtual lab (HTML-based)
│ ├── index.html
│ ├── 01-led-blink.html
│ └── ...
│
├── firmware/ # 8051 assembly source codes
│
├── hardware/ # Schematics & PCB files
│
├── assets/ # Images & media
│
├── LICENSE # MIT License
└── README.md