onoffsignal
nounUK /ˈɒnɒfˌsɪɡnəl/
US /ˈɑːnɔːfˌsɪɡnəl/
A signal that can only be on or off.
The toy car's onoffsignal tells it when to go and when to stop.
OTHER MEANINGS
2. A simple control that turns something fully on or fully off.
The lamp uses an onoffsignal instead of a dimmer.
3. A digital value that has only two possible states.
The computer reads the onoffsignal as a 1 or a 0.
4. A basic indicator showing whether a device is active.
The blinking onoffsignal showed that the machine was running.