ESP32-S3-N16R8 Development Board with RHYX-M21-45 Camera

The ESP32-S3-N16R8 Development Board is a high-performance dual-core microcontroller development board designed for AI vision, image processing, IoT, robotics, automation, and embedded applications. Powered by the ESP32-S3 chip, the board combines powerful processing capabilities with built-in Wi-Fi and Bluetooth 5.0 LE connectivity, making it suitable for connected and intelligent applications.

The board features 8MB Flash memory and 8MB PSRAM, providing sufficient memory resources for applications involving image processing, AI models, wireless communication, and edge computing. Its dual-core Xtensa LX7 processor can operate at speeds of up to 240MHz, enabling it to handle demanding embedded applications such as face detection, object recognition, image processing, and smart automation.

An integrated camera interface allows the board to connect with compatible camera modules such as the RHYX-M21-45, OV3660, and OV2640, making it suitable for AI vision and image-capture projects. The board also provides 45 GPIO pins, allowing connection to sensors, displays, motors, actuators, and other external peripherals.

With dual USB Type-C ports, two 20-pin male header strips, and compatibility with Arduino IDE, ESP-IDF, and MicroPython, the board provides flexible development and convenient prototyping for beginners, hobbyists, engineers, and professional developers.

Features

• ESP32-S3 dual-core 32-bit microcontroller
• Dual-core Xtensa LX7 processor
• CPU frequency up to 240MHz
• 8MB Flash memory
• 8MB PSRAM
• Built-in Wi-Fi 802.11 b/g/n
• Built-in Bluetooth 5.0 BLE
• Camera interface for image capture and processing
• Supports AI and machine-learning applications
• Supports edge computing applications
• Compatible with Arduino IDE
• Compatible with ESP-IDF
• Supports MicroPython
• 45 GPIO pins
• Dual USB Type-C ports
• Two 20-pin male header strips
• 3.3V operating logic
• 5V external power through USB Type-C
• Compact development board design
• Suitable for embedded and IoT applications
• Ideal for robotics and automation projects
• Includes RHYX-M21-45 camera

Specifications

Parameter	Specification
Product Type	ESP32-S3 Development Board
Microcontroller	ESP32-S3
CPU	Dual-Core Xtensa LX7
Maximum Clock Speed	Up to 240MHz
Flash Memory	8MB
PSRAM	8MB
Wi-Fi	802.11 b/g/n
Bluetooth	Bluetooth 5.0 BLE
Camera Support	RHYX-M21-45, OV3660, OV2640 or compatible
GPIO	45 Pins
Operating Voltage	3.3V
External Power	5V via USB Type-C
USB Ports	2 × USB Type-C
Programming	Arduino IDE, ESP-IDF, MicroPython
Board Dimensions	Approximately 51mm × 29mm
Included Headers	2 × 20-Pin Male Header Strips
Included Camera	RHYX-M21-45

Design and Construction

The ESP32-S3-N16R8 development board features a compact design intended for embedded development, AI applications, and rapid prototyping. The board combines the ESP32-S3 microcontroller, memory, wireless connectivity, USB interfaces, GPIO connections, and camera support into a single development platform.

The 8MB Flash and 8MB PSRAM provide additional memory resources for applications that require larger programs, image buffers, AI models, and data processing. This makes the board particularly suitable for computer-vision and edge-AI applications.

The board provides 45 GPIO pins, allowing developers to connect external sensors, displays, motors, relays, communication modules, and other peripherals. The included 20-pin male header strips can be soldered to the board for convenient prototyping and jumper-wire connections.

Two USB Type-C ports provide convenient options for powering, programming, and developing applications depending on the board configuration.

Camera Interface

The board includes a camera interface for image capture and processing applications. It is supplied with an RHYX-M21-45 camera and can support compatible camera modules such as OV3660 and OV2640, subject to interface and software compatibility.

The camera interface enables the board to capture images for applications such as:

• Face detection
• Face recognition
• Object detection
• Object tracking
• Image classification
• Visual monitoring
• AI vision
• Smart surveillance
• Computer vision experiments

The camera makes the board particularly useful for developing compact AI-enabled vision systems.

Working Principle

The ESP32-S3 acts as the main processing controller for the development board. It executes firmware stored in the Flash memory and uses the available PSRAM for temporary data, image buffers, and memory-intensive applications.

For wireless applications, the integrated Wi-Fi and Bluetooth 5.0 BLE allow the board to communicate with networks, smartphones, computers, cloud services, sensors, and other compatible devices.

When a camera is connected, image data can be captured and processed by the ESP32-S3. The processor can run suitable image-processing, AI, or machine-learning algorithms directly on the board, enabling edge-computing applications without requiring a separate computer for basic processing tasks.

The GPIO pins provide interfaces for external hardware such as sensors, motors, LEDs, displays, and actuators, allowing the board to function as the central controller of a complete embedded system.

Programming and Development

The board supports multiple development environments, providing flexibility for different types of users and projects.

• Arduino IDE – Suitable for beginners, hobbyists, and rapid prototyping.
• ESP-IDF – Suitable for advanced ESP32 development and professional applications.
• MicroPython – Provides Python-based development for supported embedded applications.

This compatibility allows developers to choose the development environment that best matches their project requirements.

Applications

• AI and machine-learning projects
• Computer vision applications
• Face detection and recognition
• Object detection
• Object tracking
• Image processing
• Edge AI applications
• Smart home automation
• IoT devices
• Wireless sensor networks
• Robotics projects
• Autonomous robotic systems
• Smart surveillance systems
• Camera-based monitoring
• Industrial automation
• Embedded vision systems
• DIY electronics projects
• ESP32 development
• Bluetooth IoT applications
• Wi-Fi-enabled devices
• Smart control systems
• Educational AI projects
• Prototype development

Package Includes

• 1 × ESP32-S3-N16R8 Development Board
• 1 × RHYX-M21-45 Camera
• 2 × 20-Pin Male Header Strips

Product Disclaimer

Product images are for illustrative and representational purposes only. The actual product may vary slightly in colour, PCB markings, component placement, connector configuration, dimensions, or overall appearance depending on the manufacturing batch.

USB cables, sensors, displays, motors, batteries, and other components shown in product images are not included unless specifically mentioned in the package contents.

Camera compatibility may depend on the specific camera module, hardware interface, firmware, drivers, and software configuration. Always verify the required voltage, pin configuration, and supported camera interface before connecting external hardware.