Trafficlight: Difference between revisions
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* PC powersupply | * PC powersupply | ||
* A PC fan to put some load on the PSU even if all lights are off (otherwise it would just shut off) | * A PC fan to put some load on the PSU even if all lights are off (otherwise it would just shut off) | ||
* Circuit: [[ | * Circuit: [[Media:WiFi_Ampel_MuMaLab.pdf|WiFi_Ampel_MuMaLab.pdf]] | ||
* [[Picture]] | * [[Picture]] | ||
Revision as of 09:05, 4 August 2015
| Internet of Trafficlights (IoT) Release status: beta [box doku] | |
|---|---|
| Description | A trafficlight connected to the internet |
| Author(s) | tiefpunkt |
| Download | GitHub Repository |
We have a traffic light in the space that can be controlled via the internet.
Hardware
- Trafficlight
- 3 12V motorcycle lamps (2x25W)
- 8-channel relais board
- nodeMCU (ESP-12) WiFi microcontroller
- PC powersupply
- A PC fan to put some load on the PSU even if all lights are off (otherwise it would just shut off)
- Circuit: WiFi_Ampel_MuMaLab.pdf
- Picture
Software
- Written with Arduino for ESP
- Connects to MuMaBus via MQTT
- On Github: https://github.com/munichmakerlab/trafficlight
MQTT Topics
All lights can be switched via a 1 or a 0 to the following topics:
- mumalab/room/trafficlight/red
- mumalab/room/trafficlight/yellow
- mumalab/room/trafficlight/green
