Espressif Systems ESP32-S3-MINI-1 User Manual page 6

2 Pin Definitions
Name No.
GND 1, 2, 42, 43, 46-65
3V3 3
IO0 4
IO1 5
IO2 6
IO3 7
IO4 8
IO5 9
IO6 10
IO7 11
IO8 12
IO9 13
IO10 14
IO11 15
IO12 16
IO13 17
IO14 18
IO15 19
IO16 20
IO17 21
IO18 22
IO19 23
IO20 24
IO21 25
IO26 26
IO47 27
IO33 28
IO34 29
IO48 30
IO35 31
IO36 32
IO37 33
IO38 34
IO39 35
IO40 36
IO41 37
Espressif Systems
Table 2: Pin Definitions
a
Type Function
P GND
P Power supply
I/O/T RTC_GPIO0, GPIO0
I/O/T RTC_GPIO1, GPIO1, TOUCH1, ADC1_CH0
I/O/T RTC_GPIO2, GPIO2, TOUCH2, ADC1_CH1
I/O/T RTC_GPIO3, GPIO3, TOUCH3, ADC1_CH2
I/O/T RTC_GPIO4, GPIO4, TOUCH4, ADC1_CH3
I/O/T RTC_GPIO5, GPIO5, TOUCH5, ADC1_CH4
I/O/T RTC_GPIO6, GPIO6, TOUCH6, ADC1_CH5
I/O/T RTC_GPIO7, GPIO7, TOUCH7, ADC1_CH6
I/O/T RTC_GPIO8, GPIO8, TOUCH8, ADC1_CH7, SUBSPICS1
I/O/T RTC_GPIO9, GPIO9, TOUCH9, ADC1_CH8, FSPIHD, SUBSPIHD
RTC_GPIO10, GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIIO4,
I/O/T
SUBSPICS0
RTC_GPIO11, GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIIO5,
I/O/T
SUBSPID
RTC_GPIO12, GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIIO6,
I/O/T
SUBSPICLK
RTC_GPIO13, GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIIO7,
I/O/T
SUBSPIQ
RTC_GPIO14, GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS,
I/O/T
SUBSPIWP
I/O/T RTC_GPIO15, GPIO15, U0RTS, ADC2_CH4, XTAL_32K_P
I/O/T RTC_GPIO16, GPIO16, U0CTS, ADC2_CH5, XTAL_32K_N
I/O/T RTC_GPIO17, GPIO17, U1TXD, ADC2_CH6
I/O/T RTC_GPIO18, GPIO18, U1RXD, ADC2_CH7, CLK_OUT3
I/O/T RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2, USB_D-
I/O/T RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1, USB_D+
I/O/T RTC_GPIO21, GPIO21
I/O/T SPICS1, GPIO26
I/O/T SPICLK_P_DIFF, GPIO47, SUBSPICLK_P_DIFF
I/O/T SPIIO4, GPIO33, FSPIHD, SUBSPIHD
I/O/T SPIIO5, GPIO34, FSPICS0, SUBSPICS0
I/O/T SPICLK_N_DIFF, GPIO48, SUBSPICLK_N_DIFF
I/O/T SPIIO6, GPIO35, FSPID, SUBSPID
I/O/T SPIIO7, GPIO36, FSPICLK, SUBSPICLK
I/O/T SPIDQS, GPIO37, FSPIQ, SUBSPIQ
I/O/T GPIO38, FSPIWP, SUBSPIWP
I/O/T MTCK, GPIO39, CLK_OUT3, SUBSPICS1
I/O/T MTDO, GPIO40, CLK_OUT2
I/O/T MTDI, GPIO41, CLK_OUT1
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ESP32-S3-MINI-1 & MINI-1U User Manual v0.6