how to use pins esp32 chip only

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

  Lolin32 lite

• platformio specifications
• 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
• https://fr.aliexpress.com/item/32869729970.html
• display: GxGDEM0213B74
• SKU: H239 2-colors

  • platformio project: https://github.com/Xinyuan-LilyGO/T5-Ink-Screen-Series
    • #define LILYGOT5V213
    • #include <GxDEPG0213BN/GxDEPG0213BN.h>

pinout

datasheet

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

• arduino example

  DOIT ESP32

physical pinout

• resources
• github lib
• pins arduino