ESP32 OLED Display Project

The ESP32 OLED Display project demonstrates how to interface an ESP32 microcontroller with an OLED display for visual output. OLED (Organic Light Emitting Diode) displays offer high contrast, excellent visibility, and are well-suited for displaying text, graphics, and animations in various IoT and embedded projects.

Components Needed

Jumper Wires
Breadboard

Block Diagram

Circuit Setup

Connecting the OLED Display to ESP32:

Instructions

Setup:

Initialize serial communication using

Initialize the OLED display using the Adafruit SSD1306 library, specifying the display dimensions and I2C address (

Display an initial message upon startup to verify proper operation.

Operation:

Clear the display buffer using
Display dynamic content such as text messages ("Hello, world!" and "ESP32 & OLED") and a counter that increments each second.
Update the display using

Serial Output:

Print the same information displayed on the OLED to the Serial Monitor using