Light intensity distribution (LID) of a lamp can be measured by taking wall/ceiling beamshots with a digital camera. The scripts process jpgs images (that have to be processed from raw data) and visualize the LID nicely.
Driver: Linear, using AMC7135 and Atmel AVR ATtiny45, Li-Ion battery powered. The firmware provides convenient control - bikelight-specific.
Below are firmware features
FreeWPC is a software framework for writing new software for 1990's Bally/Williams pinball machines. The framework allows you to build your own ROM images, define your own game rules, incorporate dot matrix animations, design lamp shows, and so on.