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Freenove ESP32 User Manual
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ove.com
93
Chapter 8 Buz
zer
█
www.freeno
ve.com
Sketch
Open
“
Sketch_03
_Buzzer
”
folder in
“
F
reenove_
Robot_D
og_Kit_fo
r_ESP32\Sketc
hes
”
and then
double-
cl
ick
“
Sketch_03_Bu
zzer.ino
”
.
Sketch_03_Buz
zer
Upload the sket
ch and the
buzz
er will beep th
ree times at
a fixed f
requency an
d then
emit a plea
sant sou
nd.
94
96
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
4
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Freenove ESP32 Specifications
General
Brand
Freenove
Model
ESP32
Category
Computer Hardware
Language
English
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