Amotech Labs 8051 Mini Development Board w/ AT89S52 MCU
Amotech Labs 8051 Mini Development Board w/ AT89S52 MCU - Image 2
Amotech Labs 8051 Mini Development Board w/ AT89S52 MCU - Image 3
SKU: IOWC-0907
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Amotech Labs 8051 Mini Development Board w/ AT89S52 MCU

₹590.00 (Inclusive of all taxes)
Out of Stock

The Amotech Labs 8051 Mini Development Board is a compact prototyping platform centered on the classic AT89S52 microcontroller, featuring USB Type-C power, ISP programming, and integrated peripherals like a keypad and 7-segment display for embedded system learning and development.

Features

  • AT89S52 8051 MCU core with 8KB Flash and 256B RAM, supporting all 40-pin DIP 8051 ICs for flexible development.
  • Integrated ISP programmer socket and USB Type-C power input (+5V) for simplified code uploads and stable operation.
  • On-board 4×4 keypad, 7-segment display, and digital push buttons for immediate hands-on experimentation without external wiring.
  • Dedicated ADC0804 interface and expansion connector for analog sensor integration and system scalability.
  • Compact 70x56mm footprint with a full 32 I/O lines accessible, ideal for educational labs and embedded prototyping.

Out of stock

Description

The Amotech Labs 8051 Mini Development Board provides a dedicated, hands-on environment for mastering the foundational 8051 microcontroller architecture. Based on the AT89S52, it delivers a classic 8-bit processing core with 8KB of Flash memory and 256 bytes of RAM, operating at frequencies up to 33 MHz. The board’s design emphasizes accessibility, integrating essential peripherals directly onto the PCB to eliminate initial hardware hurdles.

Power is supplied cleanly via a modern USB Type-C port, while the included ISP programming connector allows direct firmware flashing from compatible programmers. The onboard 4×4 Matrix keypad, 7-segment display, and tactile buttons connect to specific I/O ports, enabling immediate development of input/output routines and user interfaces. An expansion header and dedicated analog input interface support connection to ADC modules and external sensors, facilitating a smooth transition from digital logic to mixed-signal applications. This board serves as a practical foundation for embedded systems education, hobbyist projects, and rapid prototyping of control systems.

Key Features

  • Core 8051 architecture with AT89S52 MCU, supporting any 40-pin DIP 8051 variant for maximum flexibility.
  • Integrated ISP (In-System Programming) header for direct, toolchain-independent firmware updates.
  • On-board human interface elements: 4x4 keypad, common-cathode 7-segment display, and two digital input buttons.
  • Dedicated interface for the ADC0804 8-bit analog-to-digital converter, enabling precise sensor data acquisition.
  • Universal Development Board (UDB) expansion connector for adding custom peripheral boards and shields.
  • Modern USB Type-C port for reliable +5V power delivery and broad cable compatibility.
  • Full 32 I/O lines broken out across four 8-bit ports (P0, P1, P2, P3) for extensive external device control.
  • Compact and lightweight design (70x56mm) perfect for breadboard-adjacent prototyping and portable lab kits.

Applications

  • Embedded systems education and university microcontroller labs focusing on 8051 architecture.
  • Prototyping platform for hobbyists developing custom controllers, simple automation, and input/output logic projects.
  • Testing and development environment for industrial control systems based on legacy 8051 microcontrollers.
  • Hands-on training tool for learning interfacing techniques with keypads, displays, ADCs, and serial communication.

Technical Specifications

Microcontroller/SoCAT89S52 (8051-based), supports 40-pin DIP ICs
Operating FrequencyDC to 33 MHz
Program Memory8 KB Flash
Data Memory (RAM)256 Bytes
I/O Lines32 (4 Ports: P0, P1, P2, P3)
Timers/Counters3 × 16-bit (Timer 0, 1, 2)
Serial CommunicationUART
Programming InterfaceISP Programmer Connector
Power Input+5V via USB Type-C
Keypad Interface4×4 Matrix (Port 2)
Display Interface7-Segment (Port 0, jumper-controlled)
Digital Inputs2 Push Buttons (P1.2, P1.3)
Analog Input SupportADC0804 Interface
Dimensions70 x 56 x 20 mm
Weight26 g

Frequently Asked Questions

How do I program the AT89S52 on this Amotech development board?

Use the onboard 6-pin ISP (In-System Programming) connector. Connect a compatible USB ASP programmer or dedicated 8051 ISP tool. Configure your IDE (like Keil or SDCC) to target the AT89S52 and use the programmer's software to compile and flash your HEX file directly to the MCU's 8KB Flash memory via the SPI-based protocol.

Can I use microcontrollers other than the AT89S52 on this board?

Yes. The board supports any standard 40-pin DIP 8051-family microcontroller. Simply insert your chosen IC (like AT89C51, AT89S51, etc.) into the ZIF socket or DIP footprint. Ensure the new MCU's pinout matches and its voltage requirements align with the board's +5V supply. You may need to adjust programmer settings for the specific chip's Flash memory size and programming algorithm.

What is the purpose of the ADC0804 interface and how do I use it?

The dedicated header provides power, ground, clock, and control lines to connect an ADC0804 8-bit analog-to-digital converter IC. Wire the ADC chip according to the board's pinout. The MCU communicates via Port 1 bits to start conversion and read the digital result. This allows you to measure analog sensor voltages (0-5V) for projects like temperature monitoring or light sensing without building a separate ADC circuit.

How do I connect and use the onboard 4x4 keypad and 7-segment display?

The keypad is pre-wired to Port 2. Write firmware to scan rows and columns. The 7-segment display connects to Port 0 via a jumper; set the jumper to enable it. Your code must drive the common cathode and segment anodes. Example code typically uses a lookup table to map key presses to digits shown on the display, demonstrating embedded I/O control.

Package Includes

  • 1 x Amotech Labs 8051 Mini Development Board (Only Board)

Additional Information

Weight 0.026 kg
Dimensions 5.6 × 7 × 2 cm

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