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- Three-input OR port
-
- This is a very simple basic digital port.
- The output of this port is active or '1'
- when input A *OR* input B *OR* input C are '1'
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- In Boolean logic: Q = A + B + C
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- Truth-table:
-
- A B C | Q
- --------------|----
- 0 0 0 | 0
- 0 0 1 | 1
- 0 1 0 | 1
- 0 1 1 | 1
- 1 0 0 | 1
- 1 0 1 | 1
- 1 1 0 | 1
- 1 1 1 | 1
-
- 0 = inactive = GND = 0V = OFF
- (Wires are green when inactive)
- 1 = active = Vcc = 5V = ON
- (Wires are red when active)
-
- You can drag this component to another position
- by clicking inside the body of the port, hold
- the mouse button, move to the new position,
- and release the mouse button.
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