Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-C3FH4 |
| CPU Architecture | RISC-V 32-bit single-core |
| Clock Speed | 160 MHz |
| Flash Memory | 4 MB |
| SRAM | 400 KB |
| Wireless Connectivity | Wi-Fi 2.4 GHz and Bluetooth 5 (LE) |
| GPIO Pins | 22 programmable pins |
| Interface | USB Type-C for power and programming |
| Operating Voltage | 3.3V logic, 5V input via USB |
| Dimensions | 56mm x 24mm x 12mm |
Anonymous
Mar 29, 2026
Rating: 5/5
Best board for beginners
As a student new to embedded systems, this board was very forgiving. The community support for ESP32 is huge, so finding example code for the C3 variant was straightforward. Works perfectly with Arduino IDE and ESP-IDF.
Anonymous
Mar 28, 2026
Rating: 5/5
Excellent for robotics control
Used this as the brain for a small wheeled robot. The PWM output on the GPIOs is precise, and the low power consumption helps extend battery life. The form factor is ideal for tight spaces.
Anonymous
Mar 20, 2026
Rating: 4/5
Great value, compact design
Very minimalist design which fits well into small projects. The pinout is clearly labeled. Only giving 4 stars because the included headers were not pre-soldered, but that is expected for this price point.
Anonymous
Mar 18, 2026
Rating: 5/5
Perfect for RISC-V learning
This board is exactly what I needed to start experimenting with the ESP32-C3 chip. The USB-C connection makes flashing code incredibly easy without needing external programmers. Wi-Fi and BLE work flawlessly out of the box.
Anonymous
Mar 15, 2026
Rating: 5/5
Reliable connectivity
I have deployed three of these in my home automation setup. The Bluetooth Low Energy range is impressive, and the Wi-Fi connection remains stable even at a distance from the router. Highly recommended for IoT prototypes.
Anonymous
Mar 12, 2026
Rating: 4/5
Solid performance, runs cool
The RISC-V architecture handles multitasking well for simple sensor nodes. Unlike some older boards, this one stays relatively cool even during continuous Wi-Fi transmission. Good build quality overall.
Q: Can I power this board with a 3.7V LiPo battery directly?
A: While the chip operates at 3.3V, this specific board does not have an onboard battery charging circuit. You should use a regulated 3.3V source or a dedicated battery module with voltage regulation connected to the 5V or 3.3V pin carefully.
Q: Does this board support MicroPython?
A: Yes, the ESP32-C3 is fully compatible with MicroPython. You can easily flash the firmware using tools like esptool.py or web-based installers.
Q: Is the antenna external or internal?
A: This Minimalist/Classic Edition features an onboard PCB antenna. There is no connector for an external antenna on this specific model.
Q: Does it come with header pins included?
A: The package typically includes a set of male header pins, but they are not pre-soldered to the board. This allows you to choose between soldering headers or connecting via breadboard-friendly pins depending on your project needs.
Q: What is the maximum current draw per GPIO pin?
A: Each GPIO pin can safely source or sink up to 40mA. However, the total current for all ports combined should not exceed the limits specified in the Espressif datasheet to avoid damaging the chip.
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