Hi, so i'm still a beginner in the filed of arduino programming, and I wanted to know how could I make an arduino operate like this procedure: Enter the first number on button 1. Press the button 2 for the multiplication symbol. Enter the second number on button 1. Arduino should display using six…

LED Ternary Multiplication

TCWORLD May 3, 2014, 4:26pm 5

MAS3:
How about a bi color LED ?
But that has 4 states..

Not if it is a bipolar one (2 legs), then it only has 3. (Red, Green, Off).

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