Four years ago i got to wire up a raspberry pi to a 2 channel relay and a couple of sensors and hook it up to my garage door openers.
Esp easy relay garage door.
The reason i wanted this was to be able to close my garage door remotely in case i left it open accidentally.
One for opening and another one for closing the garage door.
On the inside of a relay there is a coil that s connected to the input signal.
2 install a separate magnet switch also attention to the polarity when connecting the relay board to the garage opener.
When either one of them is turned on for a short period of time the close open action begins.
It has a actually 2 remote controls with one button that controls the opening.
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I used an esp8266 nodemcu with a 5v relay connected normally open directly to the terminals on the back of the garage door opener unit.
Garage door control.
In this instructable we re going to recreate that momentary switch and with esp module make it web enabled.
1 make a circuit divider with 2 resistors.
Setting up a garage door opener i recently installed an automatic door opener in my garage and of course i wanted to hook it up to my openhab system.
This is what i did.
Demo and tutorial on how to control your garage door from your phone using an esp8266 module nodemcu and raspberry pi.
Every time the input signal switches on the current flowing through the coil induces a magnetic field that closes a contact.
One press starts or stops the.
Smartthings triggers the relay which completes the circuit pushing the garage door opener button.
Always put the esp8266 gnd to the garage motor operner.
Relays are simple electronics components that allow you to switch a high load using only a single pin on your board.
Use your multi meter to check the input of your garage door.
Learning programming made easy.
That s all a garage door opener does the wired button you likely have next to the door is a simple momentary switch.
If this one is too higher than 5v you will have 2 choices.
Shelly 1 has operation voltages of 12v and 24 60v dc which allows the control of most garage doors on the market.
The garage opener i bought is called boxer 3000 and it seems similar to almost all other openers on the market.
Controlling your garage doors with an esp32 part 1.
Did you forget to close the garage.
With shelly 1 when leaving home you can easily open and close your garage door without worrying that you may have left it open.
With the addition of a magnetic door sensor we get the added benefit of knowing whether the door is open or closed.
