First of all, this is a Bluetooth Low Energy device, detected as "L5_TOUCH_RW".Using NRF Connect app, you can see which service it offers; It has 5.Generic Access (contains Device Name, Appearance, Peripheral Preferred Connection Parameter)Unknown Service...
In my previous column, we discussed how everything physical in the universe is made from atoms, which are themselves composed from electrons, protons, and neutrons. Each electron has a single negative (-ve) charge; each proton has a single positive (+ve)...
Its another bank holiday Monday.Bea's daycare is closed today as a result, and today is also the first day of my Respite break. She isnt funded til 4pm, so she's going to be hassling me all day to pack her things and take her down there, while I sputter...
In Part 2 of this mini magnum opus, we introduced the concepts of voltage (V), current (I), and resistance using a water analogy (we also extended our analogy to introduce the concept of charge). Now it’s time to delve a little deeper into the way in...
What is a Hack Chat?Hack Chat is a weekly online chat session where people discuss the interesting things they're doing with the Hackaday community. Hack Chats are fun, informal text-chat sessions that let hackers connect and interact in an in-depth...
Introduction In the realm of music, keyboards have long been cherished for their ability to produce a diverse range of tones, from lush pads to soaring leads and everything in between. Behind the magic of these unique sounds lies the art of analog modulation,...
Originally published in 2014. In my search for a better LED matrix, I’ve finally arrived at what actually feels like a finished product: the SmartMatrix from PixelMatix. This comes in a complete kit for $130 with everything that you need to build a nicely...
In the Spring of 2023, a mallard duck hen made a nest in our yard. We knew that meant ducklings in a few weeks, so I scrambled to figure out how to stream it for the enjoyment of friends, neighbors, and strangers. Of course, I don't mean the kind of...
Just read a passage about Nextion HMI Display, thought it kind of interesting to share with you guys. The following is the one I just mentioned: enjoy!With the complexity and sophistication of embedded systems today, a necessary component is a user interface...
You said anything...so I thought I would see what happens when I share all the links from this Open Source GIS Tool website. This is information that helps my project team work on our upcoming projects. Enjoy! Open Source GIS[Last...
Dear Sally,Thanks for your postcard! Was that a real antique or one of your amazing replicas? You have a real artistic sense, always have. It made me think back to when I met you, over a hundred years ago now! I would have said it warms the heart to...
For Eric, who understands WTF I'm going on about.Cloud theory derives from 100% redundancy, that is, the data describes itself in a complete set with each unit storing not only itself, but also its relation to all the others. A very basic example is...
API wrapper for hack.chat using ws package - Hack Chat of https://www.npmjs.comUsagevar HackChat = require("hack-chat");var chat = new HackChat(); // Client group for multiple channels chat.join("lobby", "TestUser");var programmingSession = chat.join("programming",...
The lion kingdom's 1st language was C64 BASIC, then 6502 assembly, then logo, then Applesoft BASIC, then GW Basic, & many years later, C, the 6th language. It was extraordinary to finally be able to express the machine's native instructions in...