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🌠 2012 Supernova: Everything That’s Scientifically Wrong With It

When Hollywood blows up the wrong star.

ereg, Matt Jenkins

It lives! The new pulse rifle design is alive!

We have success! The new design works, and works perfectly . Now it's all hands to the pump fulfilling the back-orders....

24 May 2023 Our blog

ereg, Matt Jenkins

Pulse Rifle: One step closer

Great news: the new test boards for my even smaller pulse rifle boards have now arrived. I'm just waiting on a couple of components to arrive (should be here in the next day or so), and then I can bui...

24 May 2023 Our blog

ereg, Matt Jenkins

New pulse rifle design update 1

So the new boards have been made, and are on their way over from China. They should be with me within about a week, at which point it'll be a case of building one, then creating new firmware for it, t...

24 May 2023 Our blog

ereg, Matt Jenkins

Pesky supply chains

So one of the main chips that I use all the time on many of my products has suddenly vanished off the shelves. Last week I bought some and there were plenty around. This week I go to buy some and bam ...

24 May 2023 Our blog

ereg, Matt Jenkins

My Pi 4 Experiences

The Pi 4 has been released, found wanting, redesigned, and re-released (in typical Raspberry fashion). And finally I have my hands on one. So, do I think it's any good? Well, yes and no. First impress...

24 May 2023 Our blog

ereg, Matt Jenkins

Hacking the Tenma 72-14110 Function/Arbitrary Waveform Generator USB Protocol

I recently added a Tenma 72-14110 signal generator to my array of lab equipment. This handy waveform generator has quite a nice array of functions, such as the normal waveform generators, up to 5MHz, ...

24 May 2023 Our blog

ereg, Matt Jenkins

How I cross-compile a fat binary cross-compiler for OS X Big Sur

I have been tasked with creating a new compiler for chipKIT. One of the big things this compiler must do is work on new versions of OS X. That means Big Sur. And that means supporting both x86_64 and ...

24 May 2023 Our blog

ereg, Matt Jenkins

More ESP8266 Hacking - LOHAS LED

Yes, I have hacked another ESP8266-based device. This time it's the LOHAS WiFi Smart LED lightbulb. These are really quite nice bulbs, and available on Amazon pretty cheaply. Internally there is your ...

24 May 2023 Our blog

ereg, Matt Jenkins

Pulse Rifle Counter with Sound

I have been spending the past couple of days prototyping up a new version of my Micro Pulse Rifle (uPR) counter board. This one has sound. I had a brainwave the other day. Instead of designing a two-u...

24 May 2023 Our blog

ereg, Matt Jenkins

Another Easy ESP8266 Hack - LED Strip Driver

Today's ESP8266 hack is another rather easy one. This time it's a very cheap LED RGB strip driver from Amazon. Well, I say ESP8266. In fact this one uses the ESP8285, which is basically an ESP8266 wit...

24 May 2023 Our blog

ereg, Matt Jenkins

What is it with the ESP8266?

The ESP8266 is everywhere now. Whenever you buy some cheap Chinese (or even expensive non-Chinese) IoT device, like a WiFi power switch, a WiFi connected lightbulb, or whatever, you can pretty much gu...

24 May 2023 Our blog

ereg, Matt Jenkins

Common Arduino Errors and Warnings

This is my attempt to collate and explain the most common errors and warnings you get when compiling code for the Arduino and Arduino-like boards. Errors Expected primary expression before '.' token T...

24 May 2023 Our blog

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This is part of a series of blog posts that have been AI generated. But they're not your normal AI slop. Instead these blog posts are the results of an in-depth discussion with an AI LLM (such as ChatGPT) on a subject, and is then asked to turn that discussion into a blog post. We hope you like them.