Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3-WROOM-1-N16R8 |
| Flash Memory | 16 MB Quad SPI |
| PSRAM | 8 MB Octal SPI |
| Wireless Connectivity | Wi-Fi 4 (802.11 b/g/n) and Bluetooth 5 (LE) |
| CPU Architecture | Dual-core Xtensa LX7 up to 240 MHz |
| AI Acceleration | Vector instructions for neural network processing |
| USB Interface | Native USB OTG support (Full-speed) |
| GPIO Pins | 45 programmable GPIOs |
| Operating Voltage | 3.3V logic level |
| Dimensions | 54mm x 28mm x 12mm |
Anonymous
Mar 31, 2026
Rating: 5/5
Bluetooth 5 LE is a game changer
I am using this for a low-power sensor node. The Bluetooth 5 LE range and stability are impressive compared to older modules. Highly recommended for battery-operated projects.
Anonymous
Mar 27, 2026
Rating: 5/5
Best value S3 board currently available
Compared to other vendors, Lvshen offers the best price-to-performance ratio. The octal PSRAM speed boost is noticeable when handling large data buffers.
Anonymous
Mar 24, 2026
Rating: 5/5
Solid build quality
The PCB layout is clean, and the antenna placement seems optimized. I've had zero connection drops during stress testing. The included headers are also high quality.
Anonymous
Mar 22, 2026
Rating: 4/5
Good for learning Edge AI
As a student, this board provides enough power to experiment with image recognition locally. Documentation could be better, but the community forums are very helpful.
Anonymous
Mar 17, 2026
Rating: 5/5
Perfect for AIoT Projects
The 16MB flash and 8MB PSRAM make this board a beast for running TinyML models. Setup with Arduino IDE was seamless, and the native USB support simplifies debugging significantly.
Anonymous
Mar 04, 2026
Rating: 4/5
Great specs, minor pinout confusion
Excellent performance for the price. The only downside is that the pinout differs slightly from the classic ESP32, so double-check your schematics before connecting peripherals.
Q: Can I power this board via the USB-C port alone?
A: Absolutely. The board features a built-in LDO regulator that allows it to be powered directly through the USB-C port without an external power supply.
Q: Is the antenna external or internal?
A: This module comes with an onboard PCB antenna. However, there is a U.FL connector available on some variants if you require an external high-gain antenna.
Q: What is the maximum current draw for the 3.3V pin?
A: We recommend drawing no more than 50mA from the 3.3V pin for external sensors. For higher current requirements, please use an external regulated power source.
Q: Does it work with the ESP-IDF framework?
A: Yes, this board is officially supported by the Espressif IoT Development Framework (ESP-IDF). You can select the 'ESP32-S3' target in your project configuration.
Q: Does this board support MicroPython out of the box?
A: Yes, the ESP32-S3 chip is fully compatible with MicroPython. You will need to flash the latest firmware binary suitable for the N16R8 configuration.
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