https://www.espressif.com.cn/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf

total pins 40

  • 型号: ESP32-S3-WR00M-1-N8R2 -- 8MFlash -- 2MPSRAM
  • 型号:ESP32-S3-WR00M-1-N8R8 -- 8MFlash -- 8MPSRAM
  • 型号:ESP32-S3-WR00M-1-N16R8 -- 16MFlash -- 8MPSRAM

Module SCH

Peripheral Schematics

pis template

L M R
GND 103 strap GND
3V3 1046 strap I01
EN 109 I02
104 1010 TXDO
105 1011 RXD0
106 1012 I042
107 1013 I041
1015 32K_P 1014 I040
1016 32K_N 1021 I039
1017 1047 I038
1018 1048 I037
108 1045 strap I036
1019 USB I035
1020 USB I00 flash

Pin definitions

function template

No. Name Type cam ADC SPI note Functions
1 GND P Ground
2 3V3 P Power supply (3.3 V)
3 EN I Chip enable (active high). Low: power‑down. Do not leave floating.
4 IO4 I/O/T y y RTC_GPIO4, GPIO4, TOUCH4, ADC1_CH3
5 IO5 I/O/T y y RTC_GPIO5, GPIO5, TOUCH5, ADC1_CH4
6 IO6 I/O/T y y RTC_GPIO6, GPIO6, TOUCH6, ADC1_CH5
7 IO7 I/O/T y y RTC_GPIO7, GPIO7, TOUCH7, ADC1_CH6
8 IO15 I/O/T y y RTC_GPIO15, GPIO15, U0RTS, ADC2_CH4, XTAL_32K_P
9 IO16 I/O/T y y RTC_GPIO16, GPIO16, U0CTS, ADC2_CH5, XTAL_32K_N
10 IO17 I/O/T y y RTC_GPIO17, GPIO17, U1TXD, ADC2_CH6
11 IO18 I/O/T y y RTC_GPIO18, GPIO18, U1RXD, ADC2_CH7, CLK_OUT3
12 IO8 I/O/T y y subSPI RTC_GPIO8, GPIO8, TOUCH8, ADC1_CH7, SUBSPICS1
13 IO19 I/O/T y USB_D– RTC_GPIO19, GPIO19, U1RTS, ADC2_CH8, CLK_OUT2
14 IO20 I/O/T y USB_D+ RTC_GPIO20, GPIO20, U1CTS, ADC2_CH9, CLK_OUT1
15 IO3 I/O/T y strap=~ RTC_GPIO3, GPIO3, TOUCH3, ADC1_CH2
16 IO46 I/O/T strap=0 GPIO46
17 IO9 I/O/T y subSPI, fSPI RTC_GPIO9, GPIO9, TOUCH9, ADC1_CH8, FSPIHD, SUBSPIHD
18 IO10 I/O/T y subSPI, fSPI RTC_GPIO10, GPIO10, TOUCH10, ADC1_CH9, FSPICS0, FSPIIO4, SUBSPICS0
19 IO11 I/O/T y subSPI, fSPI RTC_GPIO11, GPIO11, TOUCH11, ADC2_CH0, FSPID, FSPIIO5, SUBSPID
20 IO12 I/O/T y subSPI, fSPI RTC_GPIO12, GPIO12, TOUCH12, ADC2_CH1, FSPICLK, FSPIIO6, SUBSPICLK
21 IO13 I/O/T y subSPI, fSPI RTC_GPIO13, GPIO13, TOUCH13, ADC2_CH2, FSPIQ, FSPIIO7, SUBSPIQ
22 IO14 I/O/T y y subSPI, fSPI RTC_GPIO14, GPIO14, TOUCH14, ADC2_CH3, FSPIWP, FSPIDQS, SUBSPIWP
23 IO21 I/O/T y RTC_GPIO21, GPIO21
24 IO47 I/O/T subSPI, SPI SPICLK_P_DIFF, GPIO47, SUBSPICLK_P_DIFF
25 IO48 I/O/T subSPI, SPI onboard WS2812-dat SPICLK_N_DIFF, GPIO48, SUBSPICLK_N_DIFF
26 IO45 I/O/T strap=0 GPIO45
27 IO0 I/O/T strap=1 RTC_GPIO0, GPIO0
28 IO35 I/O/T subSPI, fSPI onboard LED-dat GPIO35, FSPIIO6, FSPID, SUBSPID
29 IO36 I/O/T subSPI, fSPI GPIO36, FSPIIO7, FSPICLK, SUBSPICLK
30 IO37 I/O/T subSPI, fSPI GPIO37, FSPIDQS, FSPIQ, SUBSPIQ
31 IO38 I/O/T subSPI, fSPI GPIO38, FSPIWP, SUBSPIWP
32 IO39 I/O/T subSPI JTAG MTCK, GPIO39, CLK_OUT3, SUBSPICS1
33 IO40 I/O/T JTAG MTDO, GPIO40, CLK_OUT2
34 IO41 I/O/T JTAG MTDI, GPIO41, CLK_OUT1
35 IO42 I/O/T JTAG MTMS, GPIO42
36 RXD0 I/O/T UART0 U0RXD, GPIO44, CLK_OUT2
37 TXD0 I/O/T UART0 U0TXD, GPIO43, CLK_OUT1
39 IO1 I/O/T y y RTC_GPIO1, GPIO1, TOUCH1, ADC1_CH0
38 IO2 I/O/T y y RTC_GPIO2, GPIO2, TOUCH2, ADC1_CH1
40 GND P Ground
41 EPAD P Exposed pad, GND

ref