ESP32-S3 UNO Dev Board N16R8 WiFi Bluetooth IoT
Price in Sri Lanka

The ESP32-S3 UNO N16R8 is a powerful and feature-rich development board designed in the popular UNO form factor, making it compatible with most Arduino shields. It is based on the ESP32-S3 microcontroller, which offers Wi-Fi and Bluetooth 5 (LE) connectivity, and comes with 16MB Flash and 8MB PSRAM, ideal for advanced IoT, AI, and edge computing applications.

This board is ideal for makers and developers looking to build AIoT projects involving voice recognition, image processing, wireless sensors, and much more.

Specifications:

• Microcontroller: ESP32-S3 (Xtensa® 32-bit LX7 dual-core processor, up to 240 MHz)
• Flash Memory: 16MB
• PSRAM: 8MB
• Wireless Connectivity:
• Wi-Fi 802.11 b/g/n (2.4GHz)
• Bluetooth 5.0 (LE)
• USB Interface: USB Type-C (supports programming and power)
• I/O Pins: Follows standard Arduino UNO R3 pin layout
• GPIO Pins: 36 configurable GPIOs
• ADC Channels: 20 channels (12-bit resolution)
• PWM Channels: Multiple PWM outputs
• Communication Interfaces:
• UART, I2C, SPI, CAN, I2S
• Onboard LEDs: Power and user LEDs
• Onboard Reset and Boot Buttons

I/O Voltages:

• Logic Level (GPIO): 3.3V (Not 5V tolerant – use level shifters if needed)
• Power Input:
  • USB-C: 5V
  • VIN Pin: 6V–12V (regulated down onboard)
  • 3.3V and 5V output pins for peripherals

Ideal Applications:

• AI voice/image recognition projects
• Wireless sensor networks
• Robotics and automation
• Smart home devices
• IoT edge computing