No text displayed until the While loop finished

[ABG]

@JozsViffer

The "Received_bytes" global variable should get value continously, so the Text printing block ( "set Label3.Text" ) in Clock2.Timer should print its value. Could someone explain it how is this in the "background" ? Thank you !

I am not sure if this mentioned in

FAQ Section: Waiting and Timing

Async Procedure extension - kodular How to do something long running - Taifun How to run an accurate metronome Pause and Break in Loops Extension - Juan Antonio Why you can't wait in AI2 (mirrored here) Event-Based programming in AI2 - FTurbak CCSCNE14-AI2-events-first-paper.pdf (432.1 KB) How to avoid using delay() in Arduino - JuanAntonio, docs.arduino.cc BlueTooth Connect is Synchronous - @ewpqtton Dec 2025 Also See:

but updates to component .Text values might be delayed until end of event.
(I might be wrong on this, but I have avoided strange trouble like this by using variables to pass data to other code sections.)