Datasheet

1. OVERVIEW
Categories Items Specifications
Hardware
Module interface
SD card, UART, SPI, SDIO, I2C, LED PWM, Motor
PWM, I2S, IR
GPIO, capacitive touch sensor, ADC, DAC
On-chip sensor Hall sensor
On-board clock 40 MHz crystal
Operating voltage/Power supply 2.7 ~ 3.6V
Operating current Average: 80 mA
Minimum current delivered by
power supply
500 mA
Recommended operating tem-
perature range
–40°C ~ +85°C
Package size (18±0.2) mm x (25.5±0.2) mm x (3.1±0.15) mm
Software
Wi-Fi mode Station/SoftAP/SoftAP+Station/P2P
Wi-Fi Security WPA/WPA2/WPA2-Enterprise/WPS
Encryption AES/RSA/ECC/SHA
Firmware upgrade
UART Download / OTA (download and write firmware
via network or host)
Software development
Supports Cloud Server Development / SDK for cus-
tom firmware development
Network protocols IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
User configuration AT instruction set, cloud server, Android/iOS app
Espressif Systems 2 ESP32-WROOM-32 Datasheet V2.5