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Rain Alert System

“This is a Rain Alert System, the alarm and LED will activate and warn the user that it is going to rain soon, the target audience for this application is for those people who put out their clothes to dry …

Run a C program bare metal on an ARM Cortex M3

“The goal of this article is to run a C program bare metal on an ARM Cortex M3. We will go through the assembler code generated from a small program written in C and come up with the prerequisites that …

Scientists make leap in simulating quantum particles

“New quantum theory research, led by academics at the University of St Andrews’ School of Physics, could transform the way scientists predict how quantum particles behave. Quantum theory is a cornerstone of modern physics, explaining the behaviour of isolated particles …

Smart Garage

“Hi everyone! This is a smart garage IoT project. Smart garage has security features such as live streaming, face recognition. Besides that, Smart Garage has a motion sensor to detect cars to allow the garage door to open. Detection of …

Solar Boost Bag

“Make your own backup battery and recharge it with the sun! This is an upgrade project to our original Solar Charging Handbag and uses a PowerBoost 500 Basic, a solar lipoly charger, slide switch, and 2000mAh rechargeable battery, all housed …

Stanford engineers create new AI camera for faster, more efficient image classification

“Stanford engineers combine two types of computers to create a faster and less energy-intensive image processor for use in autonomous vehicles, security cameras and medical devices. The image recognition technology that underlies today’s autonomous cars and aerial drones depends …

Stratolaunch Announces New Launch Vehicles

“Stratolaunch announces today its new family of launch vehicles that will enter regular service starting in 2020. The company’s unique air-launch system will use the world’s largest aircraft as a mobile launch platform, capable of deploying launch vehicles …

The GoodNightLight: a Simple Nightlight Circuit

“Hi all, I teach a Bioinstrumentation course for middle school students in the winter as a part of Purdue GERI (Gifted Education Resource Institute). In this course, I introduce students to basics of circuits and how we use circuits in …

The I2C Bus: When to Use an I2C Buffer

“This article discusses the use-cases, benefits, and applications of using an I2C buffer. Of all the serial interfaces used for embedded devices, I2C stands out as my personal favorite. While it may not have the same throughput as other serial …

Twisted electronics open the door to tunable 2-D materials

“Two-dimensional (2-D) materials such as graphene have unique electronic, magnetic, optical, and mechanical properties that promise to drive innovation in areas from electronics to energy to materials to medicine. Columbia University researchers report a major advance that may revolutionize the …