Ubiquitous Successful Bus: Version 3
USB 2 is the USB we all know and love. But about ten years ago, USB got an upgrade: USB 3.0. And it’s a lot faster. It started off ten …read more Continue reading Ubiquitous Successful Bus: Version 3
Category Archives: skills
Red Hat: AI Is the Most In-Demand Skill in the UK for 2024
It has overtaken strategic thinking and the ability to tackle business-level issues. Continue reading Red Hat: AI Is the Most In-Demand Skill in the UK for 2024
Switching Regulators: Mistake Fixing For Dummies
Some time ago, while designing the PCB for the Sony Vaio replacement motherboard, I went on a quest to find a perfect 5 V boost regulator. Requirements are simple – …read more Continue reading Switching Regulators: Mistake Fixing For Dummies
Lithium-Ion Battery Hotswapping, Polarity, Holders
Everyone loves, and should respect, lithium-ion batteries. They pack a ton of power and can make our projects work better. I’ve gathered a number of tips and tricks about using …read more Continue reading Lithium-Ion Battery Hotswapping, Polarity, Holders
Hacker Tactic: Pimp Your Probes
Is your multimeter one of your trusty friends when building up boards, repairing broken gadgets, and reverse-engineering proprietary ones? Is it accompanied by a logic analyzer or an oscilloscope at …read more Continue reading Hacker Tactic: Pimp Your Probes
Laser Cutters: Where’s the Point?
It is funny how when you first start doing something, you have so many misconceptions that you have to discard. When you look back on it, it always seems like …read more Continue reading Laser Cutters: Where’s the Point?
I2C For Hackers: The Basics
You only really need two data wires to transfer a ton of data. Standards like UART, USB2, I2C, SPI, PS/2, CAN, RS232, SWD (an interface to program MCUs), RS485, DMX, …read more Continue reading I2C For Hackers: The Basics
Secrets of the Old Digital Design Titans
Designing combinatorial digital circuits seems like it should be easy. After all, you can do everything you want with just AND, OR, and NOT gates. Bonus points if you have …read more Continue reading Secrets of the Old Digital Design Titans
Embedded Python: MicroPython Is Amazing
In case you haven’t heard, about a month ago MicroPython has celebrated its 11th birthday. I was lucky that I was able to start hacking with it soon after pyboards …read more Continue reading Embedded Python: MicroPython Is Amazing
PCB Design Review: HAB Tracker With ATMega328P
Welcome to the Design Review Central! [VE3SVF] sends us their board, and it’s a HAB (High Altitude Balloon) tracker board. It’s got the venerable ATMega28P on it, a LoRa modem …read more Continue reading PCB Design Review: HAB Tracker With ATMega328P