I started installing node-red on a raspberry pi 2B and now regret that I didn't install it on a 3B. I know that you cannot simply put the sd card in the other machine and expect it to work. Different processor. Is the only solution to do a backup on the 2 and a restore on the 3 or can I install no…

Going from 2 to 3 should be ok. It’s going the other way that won’t work. Give it a go.

but the wifi does not work. I tried. in the 2 there is a usb wifi stick. Of course I could move the stick as well..

I had installed the Raspbian with the gui so I could easily enable the onboard-WiFi. I am used to install the command-line only version for a server like this to prevent software I don't need. So everything works. I tried this afternoon to run a Raspbian-light I installed on a Pi-2 on a Pi-3 but …

When ever i want to flash a new SD card, I flash it (on my Mac) then before ejecting it I blank file called ssh to it and a text file called wpa_supplicant.conf to the SD card. I prepared the wpa_supplicant.conf file on one of my Pi' by running (from the command line) wpa_passphrase [ ssid ] [ pass…

Of course a problem occurred after replacing the 2 by the 3. I use the serial port on the 40-pins connector and on the 3 the port AMA0 is connected to the blue-tooth. Sigh. And the port that they gave as a replacement is not consistent in baudratespeed, that varies with the cpu clock. So now I must…

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Move node-red to faster RPi

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warnert 24 May 2020 06:45 7

solution was given in this thread: RPi-3 serial port problems

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Move node-red to faster RPi

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