A SNAFU box project by Bertho of Vagrearg: SNAFU Box consists of 24 LED strips (12V passive type) of varying size, which are controlled by a set of 74HC595 shift-registers and a transistor driver for each strip and RGB channel. The LED strips are used to backlight the lettering of the box. An additional three 74HC595 […]
McLaren writes, ” here’s another 74HC595 Backpack design with a 2-pin interface that uses LCD 8-Bit interface mode. Driver is pretty simple. It takes about 100-usecs to send each byte. Please check it out” Via the forum.