Opensource USB HUB
Christian @ hackaday.io build his own USB Hub based on GL850G IC: I was looking to make a custom USB Hub for a project but I couldnt find any of them that worked and using the chip GL850G. The chip is pretty old and cheap, but in my case I didnt need to use any of the fast...
Continue ReadingStore Data in Nanomagnets
Imagine if a bit of data can be stored in a single atom or a small molecule, then massive volumes of data can be stored in a tiny amount of space. This theory was the topic of a research tries to develop a new method to store data magnetically in atoms. As the magnetization of an...
Continue ReadingPool Buddy – Monitor your pool water quality
Monitor and log water quality (pH & ORP) and temperature from everywhere. Instead of performing regular checks with tester kits to maintain adequate pH and chloride levels in our (small) swimming pool, I decided to build a project that monitors the water continuously and...
Continue ReadingAMY Robotics, Multifunctional Autonomous Mobile Robots
Earlier this month, the multifunctional autonomous mobile robots "AMY A1" and "AMY M1" had been launched as the first batch of products of AMY Robotics. Amy Robotics is an innovative technology company focusing on research and development of service robots that enhance quality of life...
Continue ReadingBosch glue pen teardown
electrobob @ electrobob.com tipped us with his latest teardown of a battery powered Bosch glue pen. He writes: On the right side we can see the fuse and a IRF3711Z 6mΩ 20V HEXFET driving the heating element. At the glue melting end there is no temperature sensor, they are probably...
Continue ReadingPastilda: Open-source Hardware Password Manager
Pastilda is an open-source hardware password manager, designed to manage your credentials in a handy and secure way. Pastilda works as a middleman between your computer and keyboard. It provides easy and safe auto-login to your OS, bank accounts, mailboxes, corporate network or...
Continue ReadingIntegrated Load Switches versus Discrete MOSFETs
Alek Kaknevicius @ ti.com discuss about load switches and the advantages of intergrated switches over discrete ones. The most common approach to load switching solutions is to use a Power MOSFET surrounded by discrete resistors and capacitors; however, in most cases using a fully...
Continue ReadingArduino Easy Module Shield Tutorial – Is this the best Arduino Shield
Our friends on educ8s.tv uploaded a new Arduino tutorial. Let's check it out. Dear friends welcome to another Arduino Tutorial! Today we are going to take a first look at this very promising new shield for Arduino, the Arduino Easy Module Shield! Also we are going to build a couple...
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