Behind the Scenes of the DEFCON 18 Badge - Grand Idea Studio
Behind the Scenes of the DEFCON 18 Badge - Grand Idea Studio
Behind the Scenes of the DEFCON 18 Badge - Grand Idea Studio
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LCD Control API 2With USB plugged in, send '#' to enable mode<strong>Badge</strong> will return welcome string (in ASCII)'C' = clear frame buffer'L aa aa vv' = load byte vv into frame bufferlocation aaex.: L 00 01 0Avalid locations 0x000 to 0x1FFsee LCD data sheet pg. 9 for mem. map0 = pixel on (dark), 1 = pixel <strong>of</strong>f (light)'U' = update LCD w/ frame buffer contents'X' (or power cycle) = exit LCD mode<strong>Badge</strong> will return ACK ('.') after a valid command
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