Operation by control input – TOA Electronics A-9120DH User Manual
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[Pulse trigger]
Use this method to activate operations for which no definite end can be defined, such as Volume Up/Down,
BGM and Base pattern activation, and BGM End. Minimum pulse width is 100 ms.
16.1.4. Operation by control input
High
Low
BASE
BGM END
Broadcast state
Over 100 ms
State changes at the falling edge, and is maintained
until changed by another trigger.
BGM broadcast in progress
[Event activation by pulse trigger, and a busy signal provided]
When the external equipment that provides a busy signal during its operation is used for priority broadcasts,
the state of broadcast and busy signal after Event is pulse-triggered is as follows.
Event activation
Busy signal
Broadcast state
Priority broadcast in progress