An Arduino project implementing a security alarm system featuring PIN code access via a 4x4 keypad, status updates on a 16x2 LCD, motion detection using an HC-SR04 ultrasonic sensor ... highly ...

Taste The Code Super simple Arduino BLE Thermostat controlled with a mobile application Posted: May 22, 2025 | Last updated: May 22, 2025 Hi, I'm Bill. I'm a software developer with a passion for ...

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CINCINNATI (WKRC) - Tens of thousands of smoke and carbon monoxide alarms were recalled because they may fail to notify owners when detecting smoke or carbon monoxide. According to a release from ...

Looking for an alarm system to make you feel more secure? We've tested all the best professional and DIY home security systems to help you decide which is right to protect your family and property.

An alarm draws attention to a major crime in progress ... Also, consider the sensitivity of the movement sensor. Some alarms offer sensitivity adjustment, since different bikes will require ...

Zero-Crossing counts how often the signal crosses the zero amplitude axis to estimate frequency. It is simple and fast but only reliable for clean, single-frequency signals and can be inaccurate with ...

Abstract: Small computer board platforms, such as Arduino, Raspberry Pi, and micro: bit are very common, cheap, and useful tools to teach modern technology, coding, and experimenting in different ...

Product Name: Homemade temperature sensor online How To make Low Cost Temperature Sensor Circuit Homemade online, How To Make A High Precision Temperature Sensor LM358 0.1 C Sensitivity online ...

Browse 500+ Arduino projects with code and circuit diagrams. From beginner tutorials to advanced Arduino project ideas - all with downloadable code and step-by-step guides.