There is a gotcha lurking in wait for hackers who look at a piece of equipment, see a port labeled “Serial / RS-232”, and start to get ideas. The issue is the fact that the older the equipment, the ...
[André Sarmento] needed to connect a computer to an RS-485 bus. A simple converter can be sourced online, but the only thing he could find locally that was even close was a USB to RS-232 converter. He ...
Matt Richardson's friend Lauren wanted a device to hold down the down arrow and physically scroll through Google Reader, like a sustain pedal on a piano. Matt built it for her using an old USB ...
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