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We decided to use a SONOFF S20 attached to a door sensor.
Parts
Part | Image | URL |
---|---|---|
Sonoff S20 | ||
Gikfun MC-38 Wired Door Window Sensor for Arduino EK1656C |
Wiring
Connect Door sensor to GPIO3(TX on Sonoff S20 board) and GND.
...
...
We decided to use a SONOFF S20 attached to a door sensor.
Part | Image | URL |
---|---|---|
Sonoff S20 | ||
Gikfun MC-38 Wired Door Window Sensor for Arduino EK1656C |
Connect Door sensor to GPIO3(TX on Sonoff S20 board) and GND.
...