User's Manual
Manuals
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Shenzhen Ai-Thinker Technology Manuals
Electronics
Wi-Fi & Bluetooth Module
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Table Of Contents
1.Preface
2. Pin Definitions
2.1 Pin Layout
2.2 Pin Description
2.3 Strapping Pins
3. Functional Description
3.1 CPU and Internal Memory
3.2 External Flash and SRAM
3.3 Crystal Oscillators
3.4 Power Consumption
3.5 Peripherals and Sensors
3.5.1 Peripherals and Sensors Description
3.5.2 Peripheral Schematics
4. Electrical Characteristics
4.1 Absolute Maximum Ratings
4.2 Recommended Operating Conditions
4.3 Digital Terminal Characteristics
4.4 Wi-Fi Radio
4.5 Bluetooth LE Radio
4.5.1 Receiver
4.5.2 Transmit
4.6 Reflow Profile
5. Schematics
ESP-32S
User
Manual
Shenzhen
Ai-Thinker
Technolog
y
Co.,
Ltd
http://w
ww.ai-thinke
r.com
3
.
5
.2
P
erip
h
era
l
S
c
h
e
m
atics
Figure
2:
ESP-32S
Peripheral
Schematics
Note:
The
MTDI
should
be
kept
at
low
electric
level.
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