This tutorial demonstrate how to use 0.96″ small I2C based Display with ESP32 DevKit using only two IO lines. Interfacing of large 16×2 LCD is difficult with ESP32, as it requires 6 IO Lines. This is shown in this post How to Interface 16×2 LCD with NodeMCU ESP8266 with only three wires?
Components Required
- OLED Display 0.96″ Four Wire I2C Type Display
- DevKit ESP32
- Connecting Wires
- USB Cable and Laptop