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ESP32-S3 Uno Development Board with WiFi & BLE, Arduino UNO compatible
ESP32-S3 Uno Development Board with WiFi & BLE, Arduino UNO compatible
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The ESP32-S3 UNO Development Board is the ideal choice for developers who want to leverage the power of the ESP32-S3 microcontroller in the familiar Arduino UNO form factor. Equipped with a dual-core Xtensa LX7 processor (up to 240 MHz), 16MB Flash, and 8MB PSRAM, this board delivers ample processing power and memory for complex applications such as IoT projects, AI-powered applications, smart home solutions, sensor systems, and robotics.
With integrated 2.4 GHz WiFi and Bluetooth 5.0 support, devices can be easily networked and controlled wirelessly. The board can be powered flexibly via the USB-C port or the DC barrel jack (5–18V).
The Arduino UNO-compatible pin layout ensures that existing Arduino shields can be reused without hassle – perfect for quick prototyping or upgrading existing projects.
Technical Specifications | |
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Microcontroller | ESP32-S3 Dual-Core Xtensa LX7, up to 240 MHz |
Flash Memory | 16 MB |
PSRAM | 8 MB |
RAM / ROM | 512 KB SRAM + 384 KB ROM (on ESP32-S3 SoC) |
Connectivity | WiFi 802.11 b/g/n (2.4 GHz), Bluetooth 5.0 LE |
Form Factor | Arduino UNO-compatible pin headers |
Power Supply | USB-C (5 V) or DC barrel jack (5–18 V) |
Interfaces | UART, I²C, SPI, PWM, ADC |
Onboard Components | Reset button, Boot button, USB-to-serial converter |
Software Support | Arduino IDE, ESP-IDF, MicroPython, CircuitPython, Tasmota |
Dimensions | Matches Arduino UNO standard size |





