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Freenove ESP32-S3 User Manual
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5
Preface
█
www.freeno
ve.com
The hardware
interfaces
of
ESP32-
S3
WRO
OM are dis
tributed
as
fo
llows:
Compare
the
left
and
right
images.
W
e've
boxed
off
the
resources
on
th
e
ESP32-
S3
WROOM
in
different
colors
to
fac
ilitate your u
nderstan
di
ng
of
the ES
P32-
S3
WRO
OM.
Box color
Correspon
ding resource
s
introductio
n
GPIO pin
LED indicat
or
Camera interf
ace
Reset button,
Boot mod
e
selecti
on button
USB
port
For more info
rmation, p
lease visit:
http
s://www.espres
sif.com.cn/si
tes/defaul
t/files/docu
mentation/esp3
2-
s3
-wroom-1
_wroom-1u_datasheet
_
en.pdf
.
6
8
Table of Contents
Table of Contents
3
Important Information
3
Contents
3
Preface
5
Esp32-S3 Wroom
6
CH343 (Importance)
8
Programming Software
20
Environment Configuration
23
Notes for GPIO
26
Chapter 1 LED
29
Project 1.1 Blink
29
Chapter 2 Serial Communication
38
Project 2.1 Serial Print
38
Project 2.2 Serial Read and Write
42
Chapter 3 Bluetooth
44
Project 3.1 Bluetooth Low Energy Data Passthrough
44
Chapter 4 Read and Write the Sdcard
56
Project 4.1 SDMMC Test
56
Chapter 5 Wifi Working Modes
68
Project 5.1 Station Mode
68
Project 5.2 AP Mode
73
Project 5.3 Ap+Station Mode
78
Chapter 6 TCP/IP
82
Project 6.1 as Client
82
Project 6.2 as Server
94
Chapter 7 Camera Web Server
100
Project 7.1 Camera Web Server
100
Project 7.2 Video Web Server
109
Project 7.3 Camera and Sdcard
115
Chapter 8 Camera Tcp Server
124
Project 8.1 Camera Tcp Server
124
4
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Freenove ESP32-S3 Specifications
General
Brand
Freenove
Model
ESP32-S3
Category
Control Unit
Language
English
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