Warning: this article contains graphic images. As a marine biologist, Sirachai (Shin) Arunrugstichai didn’t expect to spend much of his career behind a camera. “I thought I might be in a lab somewhere ...

The LED matrix 8x8 is a system of 64 interconnected LEDs that, with the help of the MAX7219 LED driver, light up as programmed, and all of this is located on one board and is truly easy to use. You ...

After recently purchasing a quantity of SMD LEDs in various sizes and colours, I wanted a board that to which I could apply power via a USB cable and see them all lit up. This lets me quickly and ...