ATTINY85 Digispark Mini USB Development Board

Meet the ATTINY85 Digispark Mini USB Development Board — one of the smallest, most versatile microcontroller boards available for hobbyists, makers, and electronics enthusiasts. Powered by the Atmel ATtiny85 chip, this compact board gives you a surprisingly capable platform for prototyping, automation, and DIY electronics projects without taking up precious space on your workbench.

Why You'll Love This Development Board

Ultra-Compact Design: Roughly the size of a USB thumb drive, this board plugs directly into your USB port — no dedicated programmer or USB-to-serial adapter needed.
Arduino IDE Compatible: Program it just like an Arduino using the familiar Arduino IDE. Getting started is quick and straightforward, even for beginners.
ATtiny85 Microcontroller: Features 8KB of flash memory, 512 bytes of EEPROM, and 512 bytes of SRAM — perfect for lightweight scripts, automation tasks, and sensor-driven projects.
6 I/O Pins: Offers up to 6 general-purpose input/output pins, including PWM and analog inputs, giving you plenty of flexibility for creative builds.
On-Board USB: Built-in USB connectivity makes uploading sketches and powering the board effortless — just plug in and go.
Open-Source & Community Backed: Fully compatible with the Digispark ecosystem and supported by a large, active maker community with libraries, tutorials, and project ideas.
Great Value: An affordable entry point into microcontroller programming and physical computing.

Ideal For

DIY electronics hobbyists and makers
Students learning microcontroller programming
Rapid prototyping of small automation projects
USB HID (Human Interface Device) projects — keyboards, mice, and more
Sensor monitoring and data logging experiments

Technical Specifications

Microcontroller: Atmel ATtiny85
Clock Speed: 16.5 MHz
Flash Memory: 8KB (approximately 6KB usable after bootloader)
EEPROM: 512 bytes
SRAM: 512 bytes
I/O Pins: 6 (including PWM & ADC)
Operating Voltage: 5V (via USB) or 7–35V (via VIN pin)
Interface: USB Type-A (built-in)
Compatibility: Arduino IDE, Digispark libraries

What's in the Box

1 × ATTINY85 Digispark Mini USB Development Board

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Frequently Asked Questions

Q: What can I build with the ATTINY85 Digispark Mini USB Development Board?

A: The ATTINY85 Digispark board is incredibly versatile for its size. You can build USB HID devices (like custom keyboards or game controllers), LED controllers, sensor data loggers, small automation scripts, PWM motor drivers, and much more. Its compatibility with the Arduino IDE means thousands of community projects and libraries are available to inspire your next build.

Q: Is this board compatible with the Arduino IDE?

A: Yes! The ATTINY85 Digispark Mini USB Development Board is fully compatible with the Arduino IDE. You simply add the Digispark board package via the Board Manager, select the correct board, and upload your sketches just as you would with any Arduino-compatible board. Detailed setup guides are widely available through the Digispark community.

Q: Does it require a separate programmer or USB cable?

A: No separate programmer or USB cable is required. The board features a built-in USB Type-A connector that plugs directly into your computer's USB port for both power and sketch uploading — making it one of the most plug-and-play microcontroller boards available.

Q: What voltage does the ATTINY85 Digispark board operate on?

A: The board operates at 5V when powered via its USB connector. It can also be powered through its VIN pin using an external supply in the range of 7–35V, which is regulated down on-board, offering flexible power options for standalone projects.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.