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“Today, well discuss automation using ESP01 with 16 relays. This is a super cheap design model where you can multiply the modules and get up to 128 relays, as it is possible to put up to eight port expanders in …
“Created in 1978 by France Telecom, Minitel was an information retrieval and texting service. Considered to be the most successful network prior to the world wide web. 30 years on in 2008 the network finally closed. (There is lots of …
“Kirigami (also called “paper-cuts” or “jianzhi”) is one of the most traditional Chinese folk arts. It is widely used in window decorations, gift cards, festivals, and ceremonies, etc. Kirigami involves cutting and folding flat objects into 3D shapes. Recently, the …
“Change the input PWM signal to another PWM signal output with an Encoder. This project born when i bought my first laser cutter. It’s not easy to set the PWM power, at the first time, according to the material …
“Wemos D1 mini takes sensor readings and sends a POST request containing data to Flask Server on RPi 3. Data is then written to Google Sheet. A system for recording sensor values to a Google Sheet. Making use of HTTP …
“Researchers have demonstrated nanomaterial-based white-light-emitting diodes (LEDs) that exhibit a record luminous efficiency of 105 lumens per watt. Luminous efficiency is a measure of how well a light source uses power to generate light. With further development, the new LEDs …
“Overview Amateur Radio Operators (aka HAM Radio) use 24 hour UTC (Universal Coordinated Time) for much of their operation. I decided to build a digital clock using the low-cost TM1637 4 digit displays and a Raspberry Pi Zero W instead …
News Samsung Electronics Announces Industry’s First 8Gb LPDDR5 DRAM for 5G and AI-powered Mobile Applications
“Samsung Electronics, the world leader in advanced memory technology, today announced that it has successfully developed the industry’s first 10-nanometer (nm) class* 8-gigabit (Gb) LPDDR5 DRAM. Since bringing the first 8Gb LPDDR4 to mass production in 2014, Samsung has …
“We can’t cram any more processing power into silicon-based computer chips. But a paper published in Nature overnight reveals how we can make electronic devices 10 times smaller, and use molecules to build electronic circuits instead. We’re reaching …
“I want to tell you how to make incremental encoder from stepper motor. When we turning shaft of stepper motor it works like generator. It generates certain impulses on its coils. After some signal processing, we get same impulses as …