Not through any DisplayPort wizardry though, instead it relies on a Python script that takes successive screen grabs and streams them through USB to the microcontroller, which in tun puts them on the ...
[ashish] sent in this one via the tips line. (Ed Note: link rot. Try this one.) It’s a project to create a laser based RS-232 link. It’s based on cheap laser pointers, a MAX232 and a photo-resistor to ...
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