This expandable LED display for a microcontroller in Figure 1 has a simple interface with only 6 data/control wires and can be easily accommodated to a DIY design. The display has static indication.

In this project, I'll make a small circuit capable of blinking lights, on its output we get a digital signal that we can use ...

車内の灯りをLED化するのはそれほど難しくない。手順を知って正しいパーツ（LED球）を用意すればDIYでも可能だ。今週末は純正の白熱電球をLED球に交換する作業を実践してみよう。 明るくなるのはもちろん、価格的にも手が出しやすくなったLEDに注目 ...

There are countless reasons why working on a DIY project can prove beneficial — it's a great way to pass the time, build your confidence, stoke your creativity, and foster self-reliance by helping you ...

Normally when we see blinky projects these days, it’s using addressable LED strips with WS2812Bs, or similar alternatives. However, old-school blobby round LEDs are still on the market, and can still ...