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How to protect ESP32 OLED display from cracking
As great as some ESP32 development boards are, they are very far from perfect and many different models can have different problems. Like, for example, ESP32 with an OLED display. If you do not handle those boards very carefully, you will destroy them in no time. The OLED screen is not protected and edges are…
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ImmersionRC Ghost GPS Telemetry
ImmersionRC Ghost 2.4GHz long-range LoRa based radio system was announced a year ago and is available on the market for only a little shorter. In this time, ImmersionRC put quite an of effort into making it better, but for unknown reasons always ignored one very important aspect of a long-range radio control link: telemetry!
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How to use stepper motors with Arduino
Stepper motors are the workhorse of modern automation and mechatronics. You want something to more and move precisely how much wanted it to move? You use a stepper motor. This is why, we use steppers in cars, robots, all kinds of automation, 3D printers, CNC machines. You name it. The main difference between a stepper…
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Artificial intelligence for developers – GitHub Copilot
Artificial Intelligence, aka Skynet, is very often overhyped by companies and underhyped by developers (there is no AI, it’s just another IF in the code). It does not change the fact, that AI is used in more and more places. Just look at Tesla autonomous pilot. And for years you can hear that very soon…
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DIY camera slider with ESP32 and Arduino
If you go into the video production, even as simple as short videos for YouTube, you will discover that to shoot better B-rolls and add some dynamics to usually static shots (if you do not work with a real cameraman), one could use a camera slider! You can buy one. That is always an option.…
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Bitcoin mining, AWS, WordPress and security leaks
A few weeks ago, my AWS (Amazon Web Services) account was hacked, someone got access to AWS Console, created a bunch of EC2 instances, Lambdas, and started mining cryptocurrencies. I realized what is happening only a few hours later. The price was high and low at the same time. It was $500. So not too…
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INAV 3.0 Final is finally here
Almost exactly six months after the previous major release and four weeks after releasing the first test version, the INAV team is proud to announce that INAV 3.0 is ready! The full list of changes in INAV 3.0 is very long, and it was already covered here and here. Instead of repeating myself again, let…
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NVIDIA Broadcast is awesome but not so much
Everybody wants NVIDIA RTX series graphic cards. OK, not literally everybody, but gamers and cryptocurrency miners want to have at least RTX 3060. Add high demand to low supply and prices will skyrocket like crazy. Now, NVIDIA wants to make one more group of people crave for RTX series graphic cads: streamers. Yes, those streamers…
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INAV 3.0 is ready for early adopters
Like every six months or so, it’s my great pleasure to give you the next release of INAV flight controller software. The INAV 3.0 is the next major release that brings multiple new features to the table. And this time, both multirotor and fixed-wing pilots will find something interesting for sure. The full list of…