Description
The Atmel AT89S52 Development
Board is a user-friendly microcontroller platform designed for embedded system
development, prototyping, and learning. Built around the AT89S52 DIP IC, this
board is ideal for students, hobbyists, and professionals working on
electronics, automation, robotics, and IoT projects.
Equipped with a UART interface
for serial communication, a 16x2 LCD display for real-time output, and multiple
I/O pins, the board provides a flexible and easy-to-use solution for a variety
of embedded applications. The ISP (In-System Programming) header allows for
easy firmware updates, making it a great choice for developing and testing
microcontroller-based systems.
Specifications
- Microcontroller: AT89S52 (8-bit, DIP 40-pin
package)
- Operating Voltage: 5V DC
- Clock Speed: 11.0592 MHz (Standard Crystal)
- Flash Memory: 8 KB (Reprogrammable)
- RAM: 256 Bytes
- EEPROM: 512 Bytes
- Number of I/O Pins: 32 (Divided into 4 ports: P0,
P1, P2, P3)
- Timers & Counters: 3 (16-bit each)
- Communication Interfaces: UART (USART Serial
Communication)
- Display Module: LCD 16x2 (HD44780 compatible)
- External Interrupts: 2 Hardware Interrupts (INT0,
INT1)
- Power Supply Options: USB (5V) or External
Adapter (7V-12V DC)
- Programming Interface: ISP (In-System
Programming)
- PCB Design: Compact and user-friendly layout for
easy prototyping
Features
- Microcontroller - AT89S52
- 8-bit 8051-based microcontroller with CMOS
technology
- Supports 40-pin Dual Inline Package (DIP) format
- Comes with 8 KB of Flash memory, 256 Bytes of
RAM, and 512 Bytes of EEPROM
- Runs at a clock speed of 11.0592 MHz for stable
operation
- Supports 32 I/O pins, divided into 4 ports (P0,
P1, P2, P3)
- UART Interface (Serial Communication)
- Allows for easy communication with PCs, sensors,
and external devices
- Uses USART protocol for stable data transmission
- Can be connected to a USB-to-serial converter
for easy debugging and programming
- LCD 16x2 Module
- Displays 16 characters per row across 2 rows
- Built on the HD44780 controller for easy
interfacing
- Supports 4-bit and 8-bit parallel communication
modes
- Comes with a backlit display for better
visibility
- Power Supply Options
- Supports USB power (5V) or external DC input
(7V-12V)
- Features an onboard voltage regulator (5V and
3.3V) for stable operation
- Peripheral Connectivity
- Provides multiple I/O pins for interfacing with
sensors, actuators, and modules
- Includes an ISP (In-System Programming) header
for firmware updates
- Comes with push buttons for reset and
user-defined inputs
- Features LED indicators for debugging and status
monitoring
Applications
1.
Educational & Learning
The
AT89S52 Development Board is an excellent choice for students and beginners to
learn microcontroller programming, embedded systems, and electronics design.
2.
Industrial Automation & Control
It
can be used for sensor-based monitoring, relay control, and automation tasks in
industrial environments.
3.
IoT (Internet of Things) Projects
With
its UART interface, this board is suitable for wireless data transmission,
smart devices, and sensor networks.
4.
Robotics & Motion Control
This
board can control servo motors, stepper motors, and robotic arms, making it
ideal for robotics, drones, and automation projects.
5.
Home Automation
It
enables integration with relays, sensors, and communication modules for
building smart home solutions.
6.
Embedded System Prototyping
Engineers
and developers can use this board for circuit testing, firmware development,
and real-world simulations.
7.
Data Logging & Sensor Monitoring
With
ADC channels and EEPROM storage, it can collect and process data from
temperature, humidity, and motion sensors for real-time monitoring
applications.
