Home >Module>WiFi>ESP32

ESP32-WROOM-32UE uart serial port WiFi wireless module

[IP]:ESP32-D0WD-V3

[Frequency]:2.4~2.5GHz

[Protocol]:IEEE802.11b/g/n

[Distance]:400m

[Type]:UART I/O

[Features]:Universal Wi-Fi module

[Product weight]:2±0.1g

[Introduction]:ESP32-WROOM-32UE is a universal Wi-Fi module with powerful functions, built-in ESP32-D0WD-V3 chip, Xtensa® dual-core 32-bit LX6 microprocessor, 448 KB ROM, 520 KB SRAM, 16 KB RTC SRAM supports up to 240 clock frequency in MHz. Can be used for low-power sensor networks and demanding tasks such as speech encoding, audio streaming, and MP3 decoding.

1
Name Serial number Type Function
1 GND P Grounded
2 3V3 P Powered by
3 EN I High level: chip enable;low level: chip off;Note: The EN pin cannot be left floating.
4 SENSOR_VP I GPIO36, ADC1_CH0, RTC_GPIO0
5 SENSOR_VN I GPIO39, ADC1_CH3, RTC_GPIO3
6 IO34 I GPIO34, ADC1_CH6, RTC_GPIO4
7 IO35 I GPIO35, ADC1_CH7, RTC_GPIO5
8 IO32 I/O GPIO32, XTAL_32K_P (32.768 kHz Crystal input), ADC1_CH4, TOUCH9, RTC_GPIO9
9 IO33 I/O GPIO33, XTAL_32K_N (32.768 kHz Crystal output), ADC1_CH5, TOUCH8, RTC_GPIO8
10 IO25 I/O GPIO25, DAC_1, ADC2_CH8, RTC_GPIO6, EMAC_RXD0
11 IO26 I/O GPIO26, DAC_2, ADC2_CH9, RTC_GPIO7, EMAC_RXD1
12 IO27 I/O GPIO27, ADC2_CH7, TOUCH7, RTC_GPIO17, EMAC_RX_DV
13 IO14 I/O GPIO14, ADC2_CH6, TOUCH6, RTC_GPIO16, MTMS, HSPICLK, HS2_CLK, SD_CLK, EMAC_TXD2
14 IO12 I/O GPIO12, ADC2_CH5, TOUCH5, RTC_GPIO15, MTDI, HSPIQ, HS2_DATA2, SD_DATA2, EMAC_TXD3
15 GND P Grounded
16 IO13 I/O GPIO13, ADC2_CH4, TOUCH4, RTC_GPIO14, MTCK, HSPID, HS2_DATA3, SD_DATA3, EMAC_RX_ER
17 NC - -
18 NC - -
19 NC - -
20 NC - -
21 NC - -
22 NC - -
23 IO15 I/O GPIO15, ADC2_CH3, TOUCH3, MTDO, HSPICS0, RTC_GPIO13, HS2_CMD, SD_CMD, EMAC_RXD3
24 IO2 I/O GPIO2, ADC2_CH2, TOUCH2, RTC_GPIO12, HSPIWP, HS2_DATA0, SD_DATA0
25 IO0 I/O GPIO0, ADC2_CH1, TOUCH1, RTC_GPIO11, CLK_OUT1, EMAC_TX_CLK
26 IO4 I/O GPIO4, ADC2_CH0, TOUCH0, RTC_GPIO10, HSPIHD, HS2_DATA1, SD_DATA1, EMAC_TX_ER
27 IO16 I/O GPIO16, HS1_DATA4, U2RXD, EMAC_CLK_OUT
28 IO17 I/O GPIO17, HS1_DATA5, U2TXD, EMAC_CLK_OUT_180
29 IO5 I/O GPIO5, VSPICS0, HS1_DATA6, EMAC_RX_CLK
30 IO18 I/O GPIO18, VSPICLK, HS1_DATA7
31 IO19 I/O GPIO19, VSPIQ, U0CTS, EMAC_TXD0
32 NC - -
33 IO21 I/O GPIO21, VSPIHD, EMAC_TX_EN
34 RXD0 I/O GPIO3, U0RXD, CLK_OUT2
35 TXD0 I/O GPIO1, U0TXD, CLK_OUT3, EMAC_RXD2
36 IO22 I/O GPIO22, VSPIWP, U0RTS, EMAC_TXD1
37 IO23 I/O GPIO23, VSPID, HS1_STROBE
38 GND P Grounded
1 P:power supply;I:Input;O:Output;T:can be set to high impedance.