Introduction

E-paper displays (EPDs), also known as e-ink screens, were for a long time reserved for very specific applications, such as e-readers.

However, technological advances in recent years have greatly expanded their possibilities, allowing EPDs to now be found in digital signage, electronic shelf labels, IoT devices, information panels, and many other uses.

In addition, the arrival of new display models and controllers has brought this technology into the maker world, making it much more accessible for experimentation and personal projects.

This tutorial, divided into two sections— fundamentals and applications — is designed as a practical, step-by-step guide to help you navigate the fascinating world of EPDs. 

In the first section, divided into four parts, we’ll explore how they work and what’s behind their unique behavior; in the second section, we’ll apply this knowledge through three practical projects focused on real-world use cases.

Fundamentals. Part 1

Fundamentals. Part 2

Fundamentals. Part 3

Fundamentals. Part 4

Project 1: Smart badge

Project 2: Conference room sign

Project 3: Internet clock

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