High-level Arduino library for controlling animated LED bar meters using MAX7219/MAX7221 or HT16K33 drivers. Ideal for prop-making, visual meters, and signal-driven lighting effects.

HT16K33 Library for Arduino This is a quick and dirty library providing a relatively easy-to-use interface for driving the Holtek HT16K33 16×8 LED driver IC. I wrote it for a project I was working on, ...

Arduino’s website has a back-to-school offer where a 20% off discount is applied ... Andy's OpEd may appear at other times, ...

Vu GloLED 50-inch Ultra-HD LED Android Smart TV (50GloLED) vs Philips 32 Inch LED HD Ready TV (32PFL5039/V7) Comparison. Compare Vu GloLED 50-inch Ultra-HD LED Android Smart TV (50GloLED) vs Philips ...

This time I bring an electronic kit for beginners, this is a very cheap and interesting device that displays audio levels into the LEDs just like any audio level bar indicator will do. It is ...

Vu GloLED 65-inch Ultra-HD LED Android Smart TV (65GloLED) vs Sharp 32 Inch LED HD Ready TV (32SA4500X) Comparison. Compare Vu GloLED 65-inch Ultra-HD LED Android Smart TV (65GloLED) vs Sharp 32 Inch ...