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ESP32-S2 Datasheet(PDF) 13 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

Part # ESP32-S2
Description  SoC with Xtensa® SingleCore 32bit LX7 Microprocessor Supporting IEEE 802.11b/g/n (2.4 GHz WiFi)
PDF  51 Pages
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Manufacturer  ESPRESSIF [ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.]
Direct Link  https://www.espressif.com/
Logo ESPRESSIF - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

ESP32-S2 Datasheet(HTML) 13 Page - ESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.

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2.2 Pin Description
Table 2: Pin Description
Name
No.
Type
Power domain
Function
VDDA
1
PA
—
Analog power supply
LNA_IN
2
I/O
—
RF input and output
VDD3P3
3
PA
—
Analog power supply
VDD3P3
4
PA
—
Analog power supply
GPIO0
5
I/O/T
VDD3P3_RTC_IO
RTC_GPIO0,
GPIO0
GPIO1
6
I/O/T
VDD3P3_RTC_IO
RTC_GPIO1,
GPIO1,
TOUCH1,
ADC1_CH0
GPIO2
7
I/O/T
VDD3P3_RTC_IO
RTC_GPIO2,
GPIO2,
TOUCH2,
ADC1_CH1
GPIO3
8
I/O/T
VDD3P3_RTC_IO
RTC_GPIO3,
GPIO3,
TOUCH3,
ADC1_CH2
GPIO4
9
I/O/T
VDD3P3_RTC_IO
RTC_GPIO4,
GPIO4,
TOUCH4,
ADC1_CH3
GPIO5
10
I/O/T
VDD3P3_RTC_IO
RTC_GPIO5,
GPIO5,
TOUCH5,
ADC1_CH4
GPIO6
11
I/O/T
VDD3P3_RTC_IO
RTC_GPIO6,
GPIO6,
TOUCH6,
ADC1_CH5
GPIO7
12
I/O/T
VDD3P3_RTC_IO
RTC_GPIO7,
GPIO7,
TOUCH7,
ADC1_CH6
GPIO8
13
I/O/T
VDD3P3_RTC_IO
RTC_GPIO8,
GPIO8,
TOUCH8,
ADC1_CH7
GPIO9
14
I/O/T
VDD3P3_RTC_IO
RTC_GPIO9,
GPIO9,
TOUCH9,
ADC1_CH8,
FSPIHD
GPIO10
15
I/O/T
VDD3P3_RTC_IO
RTC_GPIO10,
GPIO10,
TOUCH10,
ADC1_CH9,
FSPICS0,
FSPIIO4
GPIO11
16
I/O/T
VDD3P3_RTC_IO
RTC_GPIO11,
GPIO11,
TOUCH11,
ADC2_CH0,
FSPID,
FSPIIO5
GPIO12
17
I/O/T
VDD3P3_RTC_IO
RTC_GPIO12,
GPIO12,
TOUCH12,
ADC2_CH1,
FSPICLK,
FSPIIO6
GPIO13
18
I/O/T
VDD3P3_RTC_IO
RTC_GPIO13,
GPIO13,
TOUCH13,
ADC2_CH2,
FSPIQ,
FSPIIO7
GPIO14
19
I/O/T
VDD3P3_RTC_IO
RTC_GPIO14,
GPIO14,
TOUCH14,
ADC2_CH3,
FSPIWP,
FSPIDQS
VDD3P3_RTC
20
PA
—
Analog power supply
XTAL_32K_P
21
I/O/T
VDD3P3_RTC_IO
RTC_GPIO15,
GPIO15,
U0RTS,
ADC2_CH4,
XTAL_32K_P
XTAL_32K_N
22
I/O/T
VDD3P3_RTC_IO
RTC_GPIO16,
GPIO16,
U0CTS,
ADC2_CH5,
XTAL_32K_N
DAC_1
23
I/O/T
VDD3P3_RTC_IO
RTC_GPIO17,
GPIO17,
U1TXD,
ADC2_CH6,
DAC_1
DAC_2
24
I/O/T
VDD3P3_RTC_IO
RTC_GPIO18,
GPIO18,
U1RXD,
ADC2_CH7,
DAC_2,
CLK_OUT3
GPIO19
25
I/O/T
VDD3P3_RTC_IO
RTC_GPIO19,
GPIO19,
U1RTS,
ADC2_CH8,
CLK_OUT2,
USB_D-
GPIO20
26
I/O/T
VDD3P3_RTC_IO
RTC_GPIO20,
GPIO20,
U1CTS,
ADC2_CH9,
CLK_OUT1,
USB_D+



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