Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Electronics Newbie question concerning LEDs

Hi all, I am an electronics newbie, and I am trying to design an guitar that has a light up fretboard. To do this I need to control about 120 individual, single color LEDs, and I am having trouble...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

of course you can connect a line of LEDs (10 in each line) and use only 16 I\Os, but I meant it will solve the current consumption problem, also he will need only resistors on the board, with no active (complicated) components.