Update: version 13 nodered doesn’t work with the i2c nodes, so I kept an old one.
That worked - for 5 minutes. Then I couldn’t communicate with the relay board again; even after a reboot i2cdetect didn’t show anything.
Update: version 13 nodered doesn’t work with the i2c nodes, so I kept an old one.
That worked - for 5 minutes. Then I couldn’t communicate with the relay board again; even after a reboot i2cdetect didn’t show anything.