Teensy 2.0 USB AVR Development Board ATMEGA32U4 AVR Microcontroller Development And Learning Experimental Board Beginners And Enthusiasts
$28.19
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“A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.”
Our Review
After integrating the Teensy 2.0 USB AVR Development Board ATMEGA32U4 AVR Microcontroller Development And Learning Experimental Board Beginners And Enthusiasts into several test builds, we found it to be a capable component for the price. Key specs include Processor: ATmega2560 16MHz, Flash: 256KB, RAM: 8KB SRAM.
Development experience was smooth. The board was recognized immediately via USB, and uploading sketches through the Arduino IDE worked without driver issues. PlatformIO users will also find ready-made board definitions.
The GPIO pinout is well-designed with clear silkscreen labeling. We tested I2C, SPI, and UART peripherals without bus conflicts. PWM output was clean on the oscilloscope with minimal jitter.
The Teensy 2.0 USB AVR Development Board ATMEGA32U4 AVR Microcontroller Development And Learning Experimental Board Beginners And Enthusiasts earns its place in the parts bin. Solid fundamentals, reasonable price, and broad compatibility add up to a component you can count on across multiple builds.
What We Like
- Flash storage sufficient for complex applications
- OTA update capability for remote firmware deployment
- Extensive community support and online tutorials
- Arduino IDE and PlatformIO compatibility
Watch Out For
- Pin labels on the board are tiny and hard to read
- ADC accuracy is limited without external reference or calibration
- WiFi and Bluetooth antenna is PCB trace only — limited range
Specifications
| Processor | ATmega2560 16MHz |
| Flash | 256KB |
| RAM | 8KB SRAM |
| GPIO Pins | 54 digital + 16 analog |
| USB | USB-C |
| Operating Voltage | 5V (7-12V input) |
| PWM Channels | 4 |
The Verdict
“A budget-friendly option that covers the basics. Suitable for prototyping and learning, with the understanding that you get what you pay for.”
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