User's Manual
Manuals
Brands
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
Note:
Firmware
can
co
nfigure
register
bits
to
change
the
settings
of
”Voltage
of
Internal
LDO(VDD_SDIO)”
and
”Timing
o
f
SDIO
Slave”
after
booting.
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