LED Hourglass using MAX7219 8x8 Dot Matrix LED Display and Arduino

In this video, I've shown how to make a hourglass project using Arduino.
Connection between MAX7219 and 8x8 Dot matrix LED display :
https://youtu.be/a6tByWVKJDw

Required Components:

Arduino Nano
8x8 LED Dot Matrix Display
10 K Resistor
10 μF Capacitor
Chapters:
0:00 - Intro
0:15 - Pin Diagram
1:38 - Practical Circuit
2:23 - Connection
3:21 - NAND Gate
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Видео LED Hourglass using MAX7219 8x8 Dot Matrix LED Display and Arduino канала EE Wave