projects:internetofthings:esp32

ESP32

  • upload code: GPIO 0 needs to be connected to GND
  • run code: remove GPIO 0 from GND and press the RST button

Lolin32 lite

  • ESP32 Module: ESP-WROOM-32 from Espressif.
  • 240MHz dual core microprocessor equipped with
  • 4MB SPI flash memory. Support up to 16MB of flash memory
  • Connectivity
  • WiFi 802.11 b / g / n.
  • Security WEP, WPA / WPA2 PSK / Enterprise.
  • Integrated cryptographic chip supporting AES / SHA2 / Elliptical Curve Cryptography / RSA-4096 algorithms
  • Maximum power for data transfer: 19.5 dBm@11b, 16.5 dBm@11g, 15.5 dBm@11n
  • Sensitivity max. reception: -97 dBm
  • Bluetooth 4.0 LE
  • 32 Inputs / Outputs
  • 26x Digital I / O (3.3V). All outputs can be PWM
  • 18x analog inputs
  • 3x UART
  • 3x SPI
  • 2x I2S
  • 2x DAC
  • 2x I2C
  • Sleep Mode Consumption: 5 μA
  • Integrated sensors
  • Hall Effect
  • 10x inputs for capacitive touch interface
  • LiPo battery connector JST XH2-2.54mm

LILYGO TTGO T5 V2.3_2.13

builtin led pin 22

ESP32 devkit v1 TTGO mini32 ESP32 bangood amazon

Chip is ESP32D0WDQ6 (revision 1)
Features: WiFi, BT, Dual Core, 240MHz, VRef calibration in efuse
  • PIN 22 is connected to green LED

  • projects/internetofthings/esp32.txt
  • Last modified: 2021/07/03 08:36
  • by scipio