Hourglass

This repo contains all you need to build your own digital pixel-hourglass, based on an Arduino Nano!

Prototype picture:

Features

• Physically rotate the clock upside-down to reset the timer
• Press the button on the back to switch between different modi (endless, 1, 2, 5, 10, 15, 20, 30, 45 & 60 min)
• Have a cool retro-like feeling while measuring your time

Contents

→ Code (Written in Arduino-C)

→ Schematic

→ 3D-Printer files

Hardware used

• Arduino Nano
• 2 LED Matrices
• Gyroscope Module
• Button
• Switch
• Resistor (1 kOhm)
• Battery 9V
• Cables
• 3D-Printer for the case

Schematic

3D-Printer parts

All the used 3D printing parts can be found here.