Freenove ESP32-S3 User Manual

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1
Preface
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Contents
Important Information ...................................................... 1
Contents ................................................................................. 1
Preface .................................................................................... 3
ESP32-S3 WROOM .................................................................................................................................................................. 4
CH343 (Importance) ................................................................................................................................................................. 6
Programming Software ......................................................................................................................................................... 18
Environment Configuration ................................................................................................................................................. 21
Notes for GPIO ......................................................................................................................................................................... 24
Chapter 1 LED ................................................................... 27
Project 1.1 Blink ....................................................................................................................................................................... 27
Chapter 2 Serial Communication ................................ 36
Project 2.1 Serial Print............................................................................................................................................................ 36
Project 2.2 Serial Read and Write ...................................................................................................................................... 40
Chapter 3 Bluetooth........................................................ 42
Project 3.1 Bluetooth Low Energy Data Passthrough ................................................................................................. 42
Chapter 4 Read and Write the SDcard ..................... 54
Project 4.1 SDMMC Test ....................................................................................................................................................... 54
Chapter 5 WiFi Working Modes .................................. 66
Project 5.1 Station mode ...................................................................................................................................................... 66
Project 5.2 AP mode .............................................................................................................................................................. 71
Project 5.3 AP+Station mode ............................................................................................................................................. 76
Chapter 6 TCP/IP .............................................................. 80
Project 6.1 As Client ............................................................................................................................................................... 80
Project 6.2 As Server .............................................................................................................................................................. 92
Chapter 7 Camera Web Server ................................... 98
Project 7.1 Camera Web Server ......................................................................................................................................... 98
Project 7.2 Video Web Server .......................................................................................................................................... 107
Project 7.3 Camera and SDcard ...................................................................................................................................... 113
Chapter 8 Camera Tcp Server .................................... 122
Project 8.1 Camera Tcp Server ........................................................................................................................................ 122

Freenove ESP32-S3 Specifications

General

Brand	Freenove
Model	ESP32-S3
Category	Control Unit
Language	English