We think of radios as audio devices, but for people who are visually impaired, it can be difficult to tell which channel you ...
Some people are not merely satisfied with functionality, or even just good looks. These persnickety snoots (I am one of them) ...
a serial interface via USB to whatever host computer needs a display a parallel interface to an industry-standard LCD display module The display module I used is a 4-line, 20 character module. The ...
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