Blynk Widget Terminal as Serial Monitor

[PeteKnight]

It’s quite easy. You have to connect the Rx and Tx pins on the board together with a jumper.
This will need to be removed when you upload new code, unless you use OTA.

Take a look at this post for the code:

Terminal repeating...and lots of connecting to server messages

I’m a bit confused (aren’t we all!). When I use this approach I use Serial.print for everything. The function then mirrors all of the serial monitor output to the terminal as well. That way, if your device is connected to your PC by serial connection you get the output in the serial monitor, plus it appears in the Blynk terminal screen anyway. I don’t get any duplication of output. My version of Sent_serial() uses Blynk.virtualWrite instead of terminal.print(content) and terminal.flush() H…

Pete.