Teensy 2.0++ AT90USB1286 AVR USB Development Board ISP Programmer

Take your microcontroller projects to the next level with the Teensy 2.0++ AT90USB1286 USB-Capable AVR Development Board. Built around the powerful Atmel AT90USB1286 microcontroller, this compact yet feature-rich board is an ideal platform for hobbyists, engineers, and developers looking to prototype, program, and deploy USB-enabled AVR applications with ease.

At just 18.2 × 51.2 mm, this board packs serious capability into a small footprint — making it perfect for embedded projects where space matters. Its native USB support means you can connect it directly to your computer without additional hardware, simplifying development and debugging workflows.

Key Features

• Microcontroller: Atmel AT90USB1286 — high-performance 8-bit AVR with 128KB Flash, 8KB SRAM, and 4KB EEPROM
• Native USB Support: Built-in full-speed USB 2.0 interface — no external USB chip required
• ISP Programmer Compatible: Supports in-system programming for flexible firmware flashing
• Arduino-Compatible: Works seamlessly within the Arduino development environment
• Compact SMD Form Factor: 18.2 × 51.2 mm — lightweight at just 27.13 g
• Wide Operating Temperature: -40°C to +85°C — suitable for a broad range of environments
• Multifunctional Design: Ideal for USB HID devices, keyboards, mice, game controllers, data loggers, and more
• Condition: Brand new

Technical Specifications

Who Is This For?

Whether you're building a custom USB keyboard, programming AVR chips via ISP, or prototyping an Arduino-based device, the Teensy 2.0++ AT90USB1286 delivers the versatility and reliability you need. Its compatibility with the Arduino IDE means a gentle learning curve and a vast community of resources to draw from.

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Frequently Asked Questions

Q: What microcontroller does the Teensy 2.0++ development board use?

A: The Teensy 2.0++ is powered by the Atmel AT90USB1286, an 8-bit AVR microcontroller featuring 128KB of Flash memory, 8KB SRAM, 4KB EEPROM, and a native full-speed USB 2.0 interface — making it one of the most capable boards in its size class.

Q: Is the Teensy 2.0++ AT90USB1286 board compatible with Arduino?

A: Yes! The Teensy 2.0++ is fully compatible with the Arduino development environment. You can write sketches in the Arduino IDE, upload via USB, and take advantage of the massive Arduino library ecosystem for rapid prototyping.

Q: What can I build with the AT90USB1286 AVR development board?

A: The possibilities are extensive. Common projects include custom USB HID devices (keyboards, mice, game controllers), ISP programmers for other AVR chips, data loggers, USB audio interfaces, and general-purpose embedded computing applications — all within an impressively compact form factor.

Q: Does this board support in-system programming (ISP)?

A: Yes. The Teensy 2.0++ supports ISP (In-System Programming), allowing you to flash firmware directly to other AVR microcontrollers without removing them from your circuit — a major advantage for iterative hardware development.

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.