Month: September 2012
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LED debugging the stereowrap hardware
I found out earlier that 5V is not enough to drive the shutter glasses. With my breadboard setup for stereowrap, I fed 12V to the op amps from an external source. Now that I moved the thing to a strip board, I added a step up converter that generates 12V from the 5V available on […]
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payment slip reader
Probably the first time I got in contact with one of the pen style payment slip readers, was when I was working for TCG. They only come with drivers for Windows and in the meantime also for Mac. I contacted their support more than once, asking for a linux driver. No success so far. So […]