How Do NASA’s Apollo Computers Stack Up to an iPhone?
By David Grossman @ popularmechanics.com: Yes, the modern smartphone is more powerful than the computer used by NASA during the Apollo mission, but that overlooks how impressive the Apollo computers actually were. For starters, there wasn't just one computer, there were four. How Do...
Continue ReadingAdvancing power supply solutions through the promise of GaN
by Michael Seeman and Dave Freeman from Texas Instrument: One important innovation that promises to contribute significantly to meeting this goal is the use of gallium-nitride (GaN) in power applications. GaN is already an established semiconductor material, employed extensively in LED...
Continue ReadingAnalyzing the vintage 8008 processor from die photos
Ken Shirriff writes: The revolutionary Intel 8008 microprocessor is 45 years old today (March 13, 2017), so I figured it’s time for a blog post on reverse-engineering its internal circuits. One of the interesting things about old computers is how they implemented things in...
Continue ReadingEmbedded IoT gateway, in a 17 x 25 mm footprint
Lantronix, Inc. has added the xPico 200 family of embedded IoT gateways that measure 17 by 25 mm, to rpvide secure Ethernet, Wi-Fi and/or Bluetooth connectivity for smart IoT solutions. by Graham Prophet @ edn-europe.com: The xPico 200 series will feature enterprise security,...
Continue ReadingPremier Farnell partners with Intel on IoT
Farnell element14's tinyTILE is an Intel Curie module based board created by the distributor in partnership with Intel. by Julien Happich @ edn-europe.com: Measuring only 35x26mm, the tinyTILE has been specifically designed for use in wearable and IoT designs for consumer and...
Continue ReadingAnalog Discovery USB isolation
Bob tipped us with his latest article. He writes: Back when I was developing the PSU burner, I wanted to have the Analog Discovery isolated from the common ground, to avoid noise and other issues. Since I did not have a way to do this, I ended up using a laptop on battery for...
Continue ReadingHow to Setup WiFi on the Raspberry Pi
In this video, Circuit Basics will show us how to configure a WiFi dongle and establish a wireless connection for your Raspberry Pi. This is useful if you don't wish to connect your Raspberry Pi to your network with an Ethernet cable. How to Setup WiFi on the Raspberry Pi -...
Continue Reading5V @3A Switching Power Supply
This circuit is about a buck regulator which can produce an output of 5V for a input voltage ranging from 7V to 40V. LM2576 is a monolithic IC and it acts as the heart of this circuit. This IC has a potential of delivering an output current up to 3A and requires less number of...
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