Introduction In this tutorial, we’ll show you how to wire and code a MAX7219 8-Digit 7 Segment Display with an ESP32 Node MCU to display numbers. This project is beginner-friendly and great for DIY enthusiasts who want to add a simple visual output to their electronics projects. By following along, you’ll learn how to set […]
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Best useful DIY tool for CCTV Technician & Installers to test the CCTV Camera Smps power supply and dvr power adapter Bi Color LED : https://amzn.to/3LHXbQd 1K Resistor : https://amzn.to/3JFjJzm IN4077 Diode : https://amzn.to/3rXnyK5
CCTV Camera SMPS & DVR DC power supply DIY tester tool Read More »
