Custom-Macro-Keypad

Custom macro mechanical keypad using a ESP32

Index

• Overview
• Hardware
• Firmware
• Applications

Overview

This projects intends to make a custom keyboard with bluetooth connection using an ESP32 W-ROOM. It can have a number of custom configuration and even a Wi-fi setup to work with IoT devices. But, this first implementation will focus on a macro-keyboard setup.

Hardware

Needed hardware:

• ESP32 W-ROOM
• Cherry Mechanical Keys
• Incremental Enconder (part number: EN12-HN22AF25)
• RGB LED (part number: 598-8610-307F)
• Battery charging module / Voltage Regulator (PartNumber: J5019)
• LiPo Battery (3.7V / 2450mAh)

Schematics and PCB layout can be found in the "Nano-keyboard" Folder

Firmware

Library

How to read a button matrix

Applications