How to Control a Stepper Motor with PIR Motion Sensor, DM542 Driver, and Arduino

Automation systems that respond intelligently to human presence are becoming increasingly important in industrial machinery, smart infrastructure, security solutions, and custom embedded products. One of the most reliable ways to […]

How to Control a DC Motor with ATtiny85 Using a Transistor and Push Button

Compact, low-power motor control is a common requirement in portable electronics, smart gadgets, toys, wearables, and custom embedded products. In many client projects, using a full-size Arduino is unnecessary due […]

RFID-based Sequential Access System with Arduino and Audio Playback – Custom Embedded Security Solution

The RFID-based Sequential Access System with Arduino and Audio Playback is a custom electronics project development solution designed and implemented by ArduinoExpert as part of our Product Design and Development […]

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