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- SR Latch (Set Reset Latch)
-
- The SR Latch is an electronic component with
- an one-bit memory. When setting or resetting the
- latch, it keep its value at the output ports
- when the 'S' and 'R' inputs are low.
- When you make both 'S' and 'R' active, then
- the output level is not defined.
-
-
- Truth-table:
-
- S R | Q Q'
- ---------|---------
- 0 0 | nc nc
- 0 1 | 0 1
- 1 0 | 1 0
- 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.
-
-