Nick Sayer

That's not enough. If you attempt this with the current libraspberrypi0/bootloader packages, what you get is "Failed to create MMAL component b'vc.camera_info': Function Not Implemented." You have to backtrack those...

Go to http://archive.raspberrypi.org/debian/pool/main/r/raspberrypi-firmware/ Download libraspberrypi0_1.20210831-1_armhf.deb libraspberrypi-bin_1.20210831-1_armhf.deb libraspberrypi-dev_1.20210831-1_armhf.deb libraspberrypi-doc_1.20210831-1_armhf.deb raspberrypi-bootloader_1.20210831-1_armhf.deb as root, do "dpkg -i " for all those files. You may need to remove vcdbg or make other package adjustments...

Well, it worked fine for me. And, yes, un-holding and upgrading is sufficient to undo this.

Raspberry Pi is becoming low-rent Apple.

My RatGDO is the latest one - 2.53i. My opener has 3 terminals on it, and I matched those up to the 3 wires from the 3 wire pigtail. I...

Ok, I wired everything to the back of the opener (getting 4 wires on the white terminal was an adventure). The behavior is unchanged. It seems like the whole system...

This GDO has 3 screw terminals - red, white and black. The two pairs of wires from the obstruction sensors each go to white and black, and the red and...

GDOs newer than mine have 4 push terminals - red, white, white and black. But not this one.

5 volts for RatGDO are coming from an old iPhone sugar cube supply through an A to micro-B cable.

I will admit that in my moments of despair I browse the Genie website and consider replacements.