Vertiq’s GPIO interface provides a flexible method of interacting with a module’s user-specific GPIO pins. Each GPIO can be set to input or output, which can be switched on-the-fly, if desired. Each ...

There are plenty of SPI interface screens on the market, but few of them have the charm of the good old Nixie tube. [Tony] decided to whip up a simple three-Nixie module that could be addressed via ...

LED controller for displaying graphic information on a screen consisting of strips connected in series with addressable LEDs on a ws2812b chip. The LED controller is assembled on a circuit board using ...