User Manual

1 Module Overview

ESP32-S2-SOLO-2U is a general-purpose Wi-Fi module. The rich set of peripherals and a small size make this

module an ideal choice for smart homes, industrial automation, health care, consumer electronics, etc.

Table 1: ESP32-S2-SOLO-2U Specifications

Categories Parameters Specifications

Wi-Fi

Protocols 802.11 b/g/n (up to 150 Mbps)

Frequency range 2412 ~ 2462 MHz

Hardware

Module interfaces

GPIO, SPI, I2S, UART, I2C, LED PWM, TWAI

, LCD,

Camera interface, ADC, DAC, touch sensor, temper-

ature sensor, USB OTG

Integrated crystal 40 MHz crystal

Integrated SPI flash 4 MB

Operating voltage/Power supply 3.0 V ~ 3.6 V

Operating current Average: 80 mA

Minimum current delivered by power

supply

500 mA

Ambient temperature –40 °C ~ +85 °C/105 °C

Moisture sensitivity level (MSL) Level 3

Espressif Systems 2 ESP32-S2-SOLO-2U User Manual v0.5