Install the dependency bcm2835 Library if not installed (at time of writing latest version is 1.68.) The bcm2835 library provides SPI bus, delays and GPIO control. Install the C libraries of bcm2835, ...

I am building a gadget which includes a dashboard-style sensors panel. Of course I could just display the numbers in green over a black background, but I'd prefer something livelier. Now there are ...

Using two bytes per pixel in a color image. Up to 65,536 colors can be represented in the color palette. Most graphics formats provide 8-bit color or 24-bit color; however, graphics cards generally ...