| Almost ervery developer faces one day the situation that his (or her) uC project grows and finally runs out of port pins. In this case there...
Detlef (2)
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![1 Pin uC Interface for HD44780 (and compatible) LC Displays [130397-I]](https://cdn.xingosoftware.com/elektor/images/fetch/dpr_1,w_800,h_340,c_fit/https%3A%2F%2Fwww.elektormagazine.com%2Fassets%2Fupload%2Fimg%2Fpublic%2Foriginal%2Fpic2.jpg)
| Almost ervery developer faces one day the situation that his (or her) uC project grows and finally runs out of port pins. In this case there...