These Plessey dot-matrix displays are a perfect example of that. We’re not sure where [Michael] scored these displays, but they look fantastic.

[Kevin] sent in his almost finished open source dot matrix clock. Sporting a hefty 40 x 16 display powered by a PIC 18F he has complete pixel by pixel control of the graphics.

The Echo Dot with Clock simply adds an LED dot matrix display to the front — it’s a little lower than the center of the sphere but higher than last year’s model.

The circuit interfaces a display that features four 5-by-5 dot-matrix characters by using the display’s serial peripheral interface and a programmable system on a chip (PSoC). The SPI reduces ...

The Asus ROG Zephyrus G14 can now be configured with a LED dot-matrix display hidden in its lid, with a new model costing $1,999.99. This “AniMe Matrix” display consists of 1,215 Mini-LEDs ...