For the past couple of years, I’ve been using the Nokia 5110 84 x 48 px monochrome display for most of my projects. They are…
If you ever worked with lithium batteries, you probably know the TP4056 – a chip for charging lithium batteries with CC-CV profile, two LEDs for…
Often, when I am prototyping something on a breadboard or elsewhere, I need to see voltage levels at multiple points of the circuit. Of course…
A while ago I stumbled on an interesting project over on the Technoblogy – an ATtiny85 continuity tester. I found the idea interesting, and decided…
Recently I was looking for a good and precise digital multimeter to buy, and the Brymen 867, a 50000-counts handheld DMM, immediately caught my eye.…