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AVR Development Kit Eta32 with AVR Programmer and cable


📝 Overview

The Eta32 Kit is a comprehensive AVR development board designed for students, beginners, and engineering graduates to learn, develop, and test microcontroller-based projects. Built around the ATmega32A microcontroller, it integrates multiple input and output devices, communication interfaces, sensors, displays, and motor control circuits on a single board, providing a practical platform for embedded systems development.

⚙️ Key Features

1. Power Supply Unit

  • Wide input voltage range: 12–20V DC.

  • USB power supply support.

  • 1A fuse for overcurrent protection.

  • Reverse polarity protection.

  • Onboard ON/OFF switch.

  • Green power indicator LED.

2. Microcontroller

  • ATmega32A microcontroller in a 44-pin TQFP package.

  • 16MHz crystal oscillator.

  • Dedicated reset switch.

  • TX and RX status LEDs.

  • Ferrite bead for analog supply filtering.

  • Bypass capacitors on power pins and VREF/GND.

3. Display Interfaces

  • 20×4 character LCD with backlight.

  • Four-digit common-anode 7-segment display.

  • 7447 BCD-to-7-segment decoder.

  • Four general-purpose indicator LEDs: Red, Green, Blue, and Yellow.

4. Input Switches

  • 4×4 matrix keypad with 16 keys and pull-up resistors.

  • Four independent input switches with pull-up resistors.

5. Communication Interfaces and Memory

  • CH340 USB-to-Serial TTL converter for PC communication.

  • UART communication interfaces:

    • TTL full-duplex interface via pin header.

    • RS232 full-duplex interface using the MAX232 IC and a DB9 female connector.

    • RS485 half-duplex interface using the MAX487 IC and screw terminals.

  • I²C peripherals:

    • DS1307 real-time clock (RTC) with backup battery.

    • 24C08 serial EEPROM with 1KB storage capacity.

6. Analog Inputs and Sensors

  • Two adjustable analog inputs using precision multi-turn potentiometers.

  • LM35 temperature sensor with a specified measurement range of 0°C to 150°C.

  • Light-dependent resistor (LDR) with adjustable sensitivity.

  • PWM-controlled analog output ranging from 0–5V.

7. Wireless and Infrared

  • Optional ESP-01 Wi-Fi module support.

  • Dedicated reset switch and IO0/IO2 status LEDs for the ESP-01.

  • Infrared (IR) receiver for remote-control applications.

8. General-Purpose Outputs

  • Two 10A-rated relay outputs with normally open (NO) and normally closed (NC) contacts and status LEDs.

  • DC motor control for speed and direction, rated up to 4A, with CW/CCW direction indicators.

  • Onboard buzzer for audio alerts.

9. Programming and Expansion

  • 6-pin ICSP header for external programmer connection.

  • 2×5 JTAG header for programming and debugging.

  • All microcontroller I/O pins accessible through pin headers.

🛠️ Applications

  • AVR microcontroller programming and embedded systems development.

  • Engineering laboratory experiments and educational projects.

  • Digital electronics and peripheral interfacing.

  • UART, I²C, RS232, and RS485 communication experiments.

  • Sensor monitoring and data acquisition.

  • LCD and 7-segment display applications.

  • Relay control and automation projects.

  • DC motor speed and direction control.

  • Basic Wi-Fi and infrared control projects.

📦 Package Includes

  • 1 × Eta32 AVR Development Board.

  • 1 × L298 Motor Driver Module.

  • 1 × CR2032 Battery.

  • 1 × USBasp AVR Programmer 

  • 1 × USB Type-A Male to Type-B Female Cable 

If you need it, add:


2,100.00 LE 2,100.00 LE

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