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Freenove ESP32 User Manual
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ove.com
10
Preface
www.freeno
ve.com
█
Pins Used for the
Robot
To learn what e
ach GP
IO correspo
nds to, pleas
e refer to
the follo
wing table.
The functio
ns of the pin
s are allo
cated as
follows:
Pins
of
ESP32
Functions
Description
GPIO36
Camera interface
CSI_Y6
GPIO39
CSI_Y7
GPIO34
CSI_Y8
GPIO35
CSI_Y9
GPIO25
CSI_VYSNC
GPIO26
SIOD
GPIO27
SIOC
GPIO4
CSI_Y2
GPIO5
CSI_Y3
GPIO18
CSI_Y4
GPIO19
CSI_Y5
GPIO21
XCLK
GPIO22
PCLK
GPIO23
HREF
GPIO13
I2C port
SDA
GPIO14
SCL
GPIO32
Battery dete
ction / Ultrasonic-Trig port
A6
/ Trig
GPIO12
Ultrasonic-Ech
o port
Echo
GPIO33
Buzzer port
Buzzer
GPIO15
Touch Sensor port
Touch
GPIO0
WS2812
port
WS2812
GPIO1
Serial port
TX
GPIO3
RX
11
13
Table of Contents
default chapter
3
Contents
3
Table of Contents
3
Welcome
3
List
5
Robot Expansion Board for ESP32
5
Esp32
6
Machinery
6
Acrylic
7
Transmission
7
Electronic
8
Tools
8
Calibration
9
Required but NOT Included Parts
9
Preface
10
Esp32
11
Pins Used for the Robot
12
Robot Expansion Board for ESP32
14
Chapter 0 Install CH340 and Burn Firmware
15
Check Firmware
15
Install CH340 Driver
16
Burn the Firmware
24
Chapter 1 Install Freenove App
33
Install Freenove App
33
Ios
35
Introduction to Freenove App
36
Chapter 2 Robot Assembly
37
Step 1 Assembly of Disc Servo Arms
37
Step 2 Assembly of Body Bracket
39
Step 3 Assembly of Legs
42
Step 4 Adjustment of Servo Angles
45
Step 5 Assembly of Legs to Body
49
Step 6 Assembly of Head and Wire
55
Step 7 Assembly of the Cover
59
Step 8 Servo Wiring
61
Step 9 Assembly of Calibration Bracket
62
Step 10 Calibration
63
Chapter 3 Functions of Freenove App
69
Introduction to Main Interface
69
Wi-Fi Configuration
70
RGB LED Control
73
Interaction Function
74
Chapter 4 Q&A
75
Chapter 5 Arduino Software
77
Arduino Software
77
Environment Configuration
81
Chapter 6 Battery
84
Chapter 7 Built-In Led
89
Chapter 8 Buzzer
94
Chapter 9 WS2812
101
Chapter 10 Ultrasonic Ranging
109
Chapter 11 Touch
114
Chapter 12 Basic Motion
121
Chapter 13 BLE
126
Chapter 14 Camera Web Server
131
Chapter 15 Dog
140
Development
151
Code Repository
151
Communication Command
151
Explanation of Communication Protocol Instructions
153
What's Next
159
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Freenove ESP32 Specifications
General
Brand
Freenove
Model
ESP32
Category
Computer Hardware
Language
English
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