First step is to solder a gpio header to your pi zero assuming it doesn t.
Raspberry pi zero w garage door opener.
It controls the door.
Then another wire for the to a ground on the pi.
The relay should be wired in the normally open position so that when activated the circuit will close and the garage door will open close.
So you can look up resistors on wikipedia but what do they mean to us.
Raspberry pi garage door opener.
Wiring 4 ch relay to raspberry pi.
The main interface we will be using with the raspberry pi is the gpio.
Same kind of setup but using an extra wireless remote.
Thought i d do something a little different today and just show a demo in the video below and write out the steps to the actual project here and on github.
Introduction to the raspberry pi gpio.
Then wire the relay to the garage door opener.
Along the way i learnt about webiopi to check my gpio over a webpage.
I wasn t willing to kill my only remote.
There are many different combinations that will work i tried to be clear but.
Required for this project is a raspberry pi zero w or raspberry pi 3 model b other models like the raspberry pi 3 model a may also work compatible power supply button 5 volt relay switch solder and soldering gun cables wires circuit board a basic understanding of the http hypertext transfer protocol the pythonprogramming language and the linuxoperating system.
Welcome to the 13th raspberry pi tutorial.
So you basically remove the battery on the remote and connect the on the battery compartment on the remote to the 3v on the pi.
Then wire pin 6 gnd to the gnd on the relay.
My garage door remote uses the cr2032 battery which is 3 3v and coincidentally the raspberry pi also has a 3v terminal which is right next to the 5v plug.
Setting up software raspberry pi.
Raspberry pi zero garage door opener using blynk step 1.
The project relies on a raspberry pi zero w using 8 gb of storage on a microsd card.
Wire pin 2 5v on the pi to the vcc pin on the relay.
This instructable explains how i setup a raspberry pi to open my garage door using a smarthphone.
Raspberry pi garage door opener.
Raspberry pi garage door opener with garagepi by chase chou.
This model is necessary as it has wireless support while the raspberry pi zero does not.
Raspberry pi zero garage door opener hardware step 1.
While this has been done before i thought i d post my solution.