Freenove ESP32-S3 User Manual

Any concerns?  support@freenove.com
█ www.freenove.com
Important Information
Thank you for choosing Freenove products!
Getting Started
First, please read the Start Here.pdf document in the unzipped folder you created.
If you have not yet downloaded the zip file, associated with this kit, please do so now and unzip it.
Get Support and Offer Input
Freenove provides free and responsive product and technical support, including but not limited to:
 Product quality issues
 Product use and build issues
 Questions regarding the technology employed in our products for learning and education
 Your input and opinions are always welcome
 We also encourage your ideas and suggestions for new products and product improvements
For any of the above, you may send us an email to:
support@freenove.com
Safety and Precautions
Please follow the following safety precautions when using or storing this product:
 Keep this product out of the reach of children under 6 years old.
 This product should be used only when there is adult supervision present as young children lack
necessary judgment regarding safety and the consequences of product misuse.
 This product contains small parts and parts, which are sharp. This product contains electrically conductive
parts. Use caution with electrically conductive parts near or around power supplies, batteries and
powered (live) circuits.
 When the product is turned ON, activated or tested, some parts will move or rotate. To avoid injuries
to hands and fingers keep them away from any moving parts!
 It is possible that an improperly connected or shorted circuit may cause overheating. Should this happen,
immediately disconnect the power supply or remove the batteries and do not touch anything until
it cools down! When everything is safe and cool, review the product tutorial to identify the cause.
 Only operate the product in accordance with the instructions and guidelines of this tutorial, otherwise
parts may be damaged or you could be injured.
 Store the product in a cool dry place and avoid exposing the product to direct sunlight.
 After use, always turn the power OFF and remove or unplug the batteries before storing.

Freenove ESP32-S3 Specifications

General

Microcontroller	ESP32-S3
Clock Speed	240 MHz
SRAM	512 KB
Flash Memory	8MB
PSRAM	8 MB
Bluetooth	Bluetooth 5, Bluetooth Mesh
Operating Voltage	3.3 V
ADC Resolution	12-bit
DAC Resolution	8-bit
CPU	Dual-core Xtensa® 32-bit LX7
Wi-Fi	802.11 b/g/n
USB	USB Type-C

Summary

Important Information

Getting Started

Instructions for initial setup and reading the 'Start Here.pdf' document.

Get Support and Offer Input

Information on obtaining technical support and providing feedback to Freenove.

Safety and Precautions

Essential safety guidelines and warnings for using the product.

About Freenove

Copyright

Preface

ESP32-S3 WROOM Overview

Introduction to the ESP32-S3 microcontroller unit and its features.

CH343 Driver Installation

Guide to installing the CH343 driver for Windows and macOS.

Programming Software Setup

Instructions for installing and setting up the Arduino IDE for programming.

Environment Configuration

Steps to configure the Arduino IDE for ESP32-S3 board support.

Notes for GPIO

Details on strapping pins and their configurations for ESP32-S3.

Chapter 1 LED

Project 1.1 Blink

A project demonstrating how to control an LED to blink using ESP32-S3.

Chapter 2 Serial Communication

Project 2.1 Serial Print

Sending data from ESP32-S3 to a computer via serial communication.

Project 2.2 Serial Read and Write

Receiving data from a computer and sending it to ESP32-S3 via serial.

Chapter 3 Bluetooth

Project 3.1 BLE Data Passthrough

Demonstrates data transmission using Bluetooth Low Energy between ESP32-S3 and mobile phones.

Chapter 4 Read and Write the SDcard

Project 4.1 SDMMC Test

Using ESP32-S3 to read and write data to an SD card via SDMMC interface.

Format SD Card

Guide for formatting an SD card on Windows and macOS systems.

Chapter 5 WiFi Working Modes

Project 5.1 Station Mode

Configuring ESP32-S3 to connect to a WiFi router as a client.

Project 5.2 AP Mode

Setting up ESP32-S3 to act as a WiFi Access Point (hotspot).

Project 5.3 AP+Station Mode

Enabling ESP32-S3 to operate as both a WiFi client and Access Point simultaneously.

Chapter 6 TCP/IP

Project 6.1 As Client

Using ESP32-S3 as a TCP client to connect to a server on the same LAN.

Project 6.2 As Server

Using ESP32-S3 as a TCP server to accept client connections.

Chapter 7 Camera Web Server

Project 7.1 Camera Web Server

Accessing ESP32-S3 camera stream via a web browser.

Project 7.2 Video Web Server

Viewing real-time video data from ESP32-S3 camera via web pages.

Project 7.3 Camera and SDcard

Capturing photos with ESP32-S3 camera and saving them to an SD card.

Chapter 8 Camera Tcp Server

Project 8.1 Camera Tcp Server

Displaying ESP32-S3 camera video data on a mobile phone.

What's next?

End of the Tutorial

Concluding remarks and contact information for further assistance.