4 MAX7219, 4 22K resistors, 4 0.1uC caps, 4 1uF caps, COMMON CATHODE displays - 6 @ 4-digit, 1 @ 1-digit, 7.5 or 9V @ 1A power supply, 1 Uno.All parts except uno available from taydaelectronics.comEach MAX7219 will control 2 displays, and 1 will control 1 display.Search e-bay for 18cm 30cm protoboard if the prototyping boards at tayda are not big enough or you can't string them together.What will your assembly method be?
It goes from 9999999999999999999999999 to 0. So it would take billions of years to end..
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