update readme

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Martin Selbmann 2020-09-23 16:04:24 +02:00
parent ec5399c34f
commit 1ebe66b52a
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* polls big button (buzzer) in left of lounge door
* polls 2-way-switch left from big button (buzzer)
## Usage instructions
### Buzzer commands
* button press (2s delay between presses) start or stop video
* switch up turns on "On Air"-mode (stops video and doesn't open new videos, button locked)
* switch down turns sound on, volume rises slowly and can be stopped with button press
* turn switch back from down to center position slowly decreases volume, it can be stopped when switch turned down again
## Filelist
### RandomVideo.sh
* Plays a random video file