HackerSpaceTech

Connected three 74HC595s in series and entertained myself by simulating KITT from Knightrider. Would have hooked up the fourth one but was running out of realestate and LEDs. I should have a another breadboard in a few days along with some 7 segment leds that I will be hooking up ...

Using the 74HC595 to control 8 leds (outputs) without giving up 8 ports on the arduino uno. Three outputs from the arduino are used to shift the data out in serial to the 74HC595 were it is then parceled out to each of its individual pins. You can link multiple ...