Digispark ATtiny85 USB Development Board - Arduino Compatible

The Digispark ATtiny85 is an ultra-compact, Arduino-compatible USB development board powered by the ATtiny85 microcontroller. Simply plug it directly into a USB port — no USB cable needed! Perfect for beginners and experienced makers alike who need a tiny, low-cost microcontroller for small automation and DIY projects.

Key Features:

• ATtiny85 microcontroller @ 16.5MHz
• Built-in USB connector — plug directly into any USB port
• 6 I/O pins (2 used for USB during programming, 4 freely available)
• 8KB Flash memory (6KB usable)
• 512 bytes SRAM, 512 bytes EEPROM
• Supports I2C and SPI communication
• Onboard 5V and 3.3V voltage regulators
• Programmable via Arduino IDE with Digispark board package
• Compact size: ~25mm x 18mm

Applications:

• USB HID devices (keyboard/mouse emulation)
• LED controllers and blinkers
• Sensor data loggers
• Small automation tasks
• Wearable electronics