Individually? Only if you have a chip that controls multiple LEDs.
MAX7219 needs SCK, MOSI, and SS (or use the slower shiftOut equivalent).
One big long string - sure, but need 100V from end to end and transistor to switch it on & off. Zap!
Individually? Only if you have a chip that controls multiple LEDs.
MAX7219 needs SCK, MOSI, and SS (or use the slower shiftOut equivalent).
One big long string - sure, but need 100V from end to end and transistor to switch it on & off. Zap!