A compact and affordable development board designed for programming and prototyping with the ATtiny family of microcontrollers. With built-in USB connectivity and support for multiple ATtiny variants, this board simplifies firmware development and testing for small-scale embedded applications.

Specifications

• Supported Microcontrollers: ATtiny13A, ATtiny25, ATtiny45, ATtiny85
• USB Interface: Micro USB (for power and programming)
• Programming Method: USB-based via Micronucleus bootloader or ISP header (varies by variant)
• Operating Voltage: 5V (regulated via onboard circuitry)
• Clock Speed: Up to 16.5 MHz (via internal PLL)
• I/O Pins: Up to 6 digital I/O (depending on MCU and USB usage)
• Form Factor: DIP-8 socket for easy MCU replacement

Features

• Plug-and-Play USB Programming: No external programmer required for bootloader-enabled chips
• Multi-Chip Compatibility: Supports four ATtiny variants for flexible development
• Breadboard-Friendly Design: Compact layout with standard pin spacing
• Status Indicators: Onboard LED for power and user-defined output
• Low Power Consumption: Ideal for battery-powered and space-constrained projects
• Bootloader Ready: Compatible with Arduino IDE (after bootloader installation)