In addition to using the sonoff sv to open and close the door i used the gpio 14 pin on the board to add the door sensor to the sonoff sv.
Sonoff garage door opener.
Basically you need to connect a usb header device to the sonoff header pins and reflash the esp8266 with the new easyesp image replacing the factory image.
An multimeter an app installed on smart phone or tablet.
One option we picked up was using the sonoff sv to try but as an alternative the moes version of the garage door opener is easy to install.
Out of the box it does come with tuya smart life firmware but of course we wanted to get rid of that and put open source local control software such as tasmota on it.
It can turn your non smart door lock into a smart wifi door lock.
2 share access permission with anyone so that he or she will also remote lock or unlock your door.
Nodemcu esp8266 chip for door sensor.
Sonoff sv is a wifi 2g 3g 4g wireless smart switch that supports 5 24v power supply.
Much much more compact.
An electric soldering iron.
Here sonoff 4chpror2 wifi smart switch is a worthy investment.
It is cool but expensive.
Speaking of which a smart garage door will occur in your brain.
1 remotely control your door anytime and anywhere via an app on the smartphone or tablet.
This turns the device into a device that will talk to your home automation system not just the phone app that comes with the sonoff devices.
Quite troublesome that getting off the car to have your garage door opened when you re arriving home or close it when you re driving off.