The TZT Teensy 2.0 is a compact and powerful USB development board based on the ATmega32U4 microcontroller. Fully compatible with the Arduino IDE, it offers advanced features in a small form factor, making it ideal for keyboard projects, USB devices, automation, robotics, and embedded systems.

With native USB support, the Teensy 2.0 can emulate various USB devices — such as a keyboard, mouse, joystick, or MIDI controller — without the need for an external USB-to-serial adapter. Its combination of size, speed, and flexibility makes it a top choice for makers, engineers, and educators working on compact embedded or IoT projects.

Specifications: 

• Microcontroller: ATmega32U4
• Operating Voltage: 5V
• Input Voltage (recommended): 5V via USB
• CPU Speed: 16 MHz
• Flash Memory: 32 KB (4 KB used by bootloader)
• SRAM: 2.5 KB
• EEPROM: 1 KB
• Digital I/O Pins: 25
• PWM Channels: 7
• Analog Input Pins: 12 (10-bit ADC)
• Communication Interfaces: UART, SPI, I2C (TWI)
• USB: Full-speed USB 2.0 (native support)
• Dimensions: 35 × 18 mm

Key Features:

• Based on ATmega32U4 with native USB functionality
• Works seamlessly with Arduino IDE using Teensyduino add-on
• Can act as USB keyboard, mouse, joystick, or MIDI device
• Compact design for breadboards and embedded use
• Supports serial communication, SPI, I2C, and PWM
• Plug-and-play via micro-USB connection
• Ideal for custom HID devices, IoT nodes, and robotics control

Applications:

• USB HID devices (keyboards, mice, game controllers)
• Robotics and automation projects
• IoT and wearable electronics
• DIY electronics and STEM education
• Custom Arduino projects

 Why Choose the TZT Teensy 2.0:

• Compact yet powerful 8-bit development platform
• Compatible with Arduino IDE and Teensyduino
• No external programmer required (built-in USB bootloader)
• Excellent community support and extensive examples available