Simple font data for LED matrix displays

My next mouse will have to have one of those small LED matrix displays. Not only is it actually useful to have a way of getting some feedback from the mouse, but these days, you feel a bit left out without one. There are numerous examples of 5×5 matrix font data available but when you need to design special characters it can get a bit tedious. Not being able to find anything suitable to help me, that would also run on a mac, I turned to Excel for help… (more…)

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