The Neon Clock – Part 2

Today, my PCBs arrived, wahoo! Therefore I’ve been able to have a quick go at making my neon clock. I tested it in parts to make sure each section worked before putting it completely together. Unfortunately, my high voltage PNP¬†transistors haven’t arrived yet so I’m currently testing it with TO92 transistors in their place. Testing […]

STM32F0 Simple Boost Converter

Having changed my degree title from Electronic engineering to Electrical and Electronic engineering, means that I have to take some power modules. While I don’t find mass power transfer particularly inspiring (HVDC links, the grid and power networks blah blah blah), I find small power conversions pretty interesting, the low power stuff that enables us […]

4×4 Font and 100w LED updates!

4×4 Font Well! With the advent of multiple new LCDs to test out, I decided to challenge myself to designing a 4×4 font, a pretty grim task if I’m honest. A 4×4 font with good byte packing could store the whole font set from character 32 to character 127 in 190 bytes. Note that for […]