[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his own ...

I have a 40x4 parallel LCD with backlight. I got it hooked up to the computer (Win98), and when I power on the computer, the 1st and 3rd rows show all black boxes (I think this is normal). Problem is, ...