Module Schematic Diagram; Esp32-S3-Wroom-1 Module Schematic Diagram - Ebyte ESP32-S3-WROOM-1 User Manual

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IO42 35
RXD0 36
TXD0 37
IO2 38
IO1 39
GND 40
EPAD 41
a
P: power supply; I: input; O: output; T: can be set to high impedance. Bold font is the default function of the pin.
of pins 28 ∼ 30
The default functionality is determined by the eFuse bit.

3.2 Module schematic diagram

3.2.1 ESP32-S3-WROOM-1 module schematic diagram

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I/O/T
I/O/T
I/O/T
I/O/T
I/O/T
P
P
Chart 3 - 2 schematic diagram
ESP32-S3-WROOM Series User Manual
MTMS , GPIO42
U0RXD , GPIO44, CLK_OUT2
U0TXD , GPIO43, CLK_OUT1
RTC_GPIO2, GPIO2 , TOUCH2, ADC1_CH1
RTC_GPIO1, GPIO1 , TOUCH1, ADC1_CH0
grounding
grounding
18