Normes

SDA - vert - SDI
SCL - jaune - SCK

Pinouts

TTGO Lora esp32

800px-TTGO-LORA32-868-915Mhz-SX1276-ESP32-Oled

esp32 devkit

ESP32-Development-Board-Pinout

esp32 devkit V4

71bM0Mel-cL.SL1500-1

Installer dépendances ESP

File> Preferences

Saisir dans “Additional Board Manager URLs”
https://dl.espressif.com/dl/package_esp32_index.json

ou :
https://dl.espressif.com/dl/package_esp32_index.json, http://arduino.esp8266.com/stable/package_esp8266com_index.json

Aller dans Tools > Board > Boards Manager
Rechercher ESP32 et faire install