I believe d3 to in2 on the relay is for a 2nd garage door opener and you setup another button on blynk with d3 and then 2 more long wire to next garage door.
Blynk garage door opener.
Blynk garage door opener.
I ve wanted to finish this project for a while as there have been multiple occasions where i left the house in a hurry and forgot to close my garage door or locked myself out of the house or had to let a friend or handyman in while i.
I figured i d make one using a 10 pi zero ok for like 30 after all accessories but at least i can use it to control my garag.
It worked but left a lot of room for improvement.
A while back i created a smartphone garage door opener.
Garage opener temperature monitor in blynk.
Plus i change vcc to 3v3 it worked with me attaching vcc to vin.
Reading sensors dht11 or dht22 and send them across as virtual pins.
Momentary relay outputs to operate the garage and gate doors.
Get the files for this project.
So i created a new version of it and its much better.
Here is my garage door opener project.
A chart displays the history of the door activity temperature humidity and wifi signal from the last hour to the previous 3 months.
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A simple low cost wireless garage door opener only a couple parts need to be purchased and can be expanded to control up to two doors with only a couple lines of code change and another optocoupler added.
I am attaching a manual sketch that i drew very quick so anyone can have an idea what i am talking about plus some pics and of course my code.
The controller uses a distance sensor to detect garage door status and a relay to trigger garage door button clicks.
Today i am very excited to introduce you to opengarage an open source universal garage door opener built using the esp8266 wifi chip and the blynk app.
For this project i designed an opensource universal garage door opener based on esp8266 and the blynk app.
The terminal screen will display the last 25 times the door was activated by blynk the.
Ever lose a garage door opener and looked for a replacement on amazon.
Read virtual pin status and execute local logic on the esp.
The blynk app will send a notification to your phone if the door is halfway open for more than 10 minutes or open during the night.
It supports a builtin web interface implemented using embedded htmls and jquery mobile.
This is my first blynk project and it combines a few tricks i learned about blynk.
The sketch looks simple and so does the code what is time consuming is the debugging process testing etc.
The replacements for my garage door were 20 30.