The persistence of vision for humans is about 0.1s, so as long as we can serially display all 8 rows/columns within 0.1s, we’ll see a complete character or pattern. Connect Arduino pin8 to DIN on 8×8 ...

Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs ... we can use the low voltage output from the Arduino ports to control high voltage/current loads -the ...

[Yannick] got a hold of a 100W LED diode recently, and like any self-respecting ... But just in case he also has an Arduino monitoring the temperatures — oh and it provides PWM control to ...