Logic circuits, signals and feedback

Buttons and indicators control a passage stateButton in the active stateIndicator shows the condition result
PortalButtons and indicators control a passage state
  1. Button in the active state
  2. Indicator shows the condition result
© Valve · Source ↗

Signals measure state, conditions select responses and feedback repeats control based on the result.

Design tips

  • Show the signal source, condition and observable result.

Examples