smartblinds
small arduino snippet for mqtt controlled window blinds
This simple little Arduino snippet waits for MQTT-messages telling it to move the attached "smart" blinds up or down. Basically the Arduino drives a cheap ULN3009 stepper driver and the basic 28BYJ-48 steppers.
You can find the apropriate 3D-models here: https://www.printables.com/prints/41959-motor-upgrade-for-lidl-roller-blinds See the script in action here: https://youtu.be/IE40j_GWlbs