This project introduces the use of PCA9550, an LED driver that causes the 2 LEDs to ON/OFF or in a flashing state at programmable rate. It has 2 selectable, fully programmable blink rates between ...

Amazon may have just unveiled a ton of new products across its Ring, Blink, Echo and Kindle categories, but it still had one more piece of hardware to show. Though it didn't get mentioned during the ...