Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ATMEGA32U4-MU |
| Operating Voltage | 5V / 3.3V |
| Clock Speed | 16 MHz |
| Flash Memory | 32 KB |
| SRAM | 2.5 KB |
| EEPROM | 1 KB |
| Digital I/O Pins | 18 |
| Analog Input Pins | 12 |
| Interface Type | USB Type-C |
| Dimensions | 33 x 18 mm |
Anonymous
Mar 24, 2026
Rating: 5/5
Easy to get started with Arduino IDE
As a beginner, I was worried about setup, but installing the board manager and uploading sketches was straightforward. Great learning tool for embedded systems.
Anonymous
Mar 23, 2026
Rating: 4/5
Solid build quality
We bought ten of these for our workshop. They have held up well to frequent plugging and unplugging. One board had a slightly loose port, but the rest are perfect.
Anonymous
Mar 23, 2026
Rating: 5/5
Perfect for custom keyboard projects
This board is compact and works flawlessly with QMK firmware. The USB-C connector is a huge plus for durability. Highly recommended for DIY mechanical keyboards.
Anonymous
Mar 22, 2026
Rating: 5/5
Reliable for sensor integration
I used this for a small drone controller project. The analog inputs are stable, and the native USB support makes debugging very easy. No issues after weeks of testing.
Anonymous
Mar 21, 2026
Rating: 5/5
Compact powerhouse
Don't let the size fool you; this thing handles complex logic without breaking a sweat. The Type-C port ensures it will remain relevant for years to come.
Anonymous
Mar 08, 2026
Rating: 4/5
Great value, minor pin labeling issue
The board functions exactly as expected for the price. My only complaint is that the silk screen pin labels are slightly hard to read under low light. Otherwise, excellent performance.
Q: Is a USB cable included in the package?
A: No, the package contains only the development board. You will need to provide your own USB Type-C to Type-A or Type-C cable separately.
Q: Can I use this board for HID projects like mouse or keyboard emulation?
A: Absolutely. Since the ATMEGA32U4 has native USB support, it is ideal for creating custom Human Interface Devices (HID) without needing external chips.
Q: What bootloader does this board come pre-flashed with?
A: It comes pre-loaded with the Caterina bootloader, which makes it fully compatible with the Arduino Leonardo profile in the IDE.
Q: Are the headers soldered onto the board already?
A: No, the board is shipped without headers soldered to allow for flexible mounting options. You will need to solder them yourself if required for your project.
Q: Does this board support 3.3V logic levels directly?
A: Yes, the board features a jumper that allows you to select between 5V and 3.3V operating voltage, making it compatible with various sensors.
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