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nextion display flowcode 10

Posted: Mon Apr 20, 2026 10:46 am
by bdjbuster
Hello, I am using Flowcode 10 with a Nextion display, but I can’t get the program to work. It does work with Flowcode 8, but that version doesn’t support the Nextion display, so I created something myself using UART1. Can someone tell me what I am doing wrong in Flowcode 10? Both programs are available to download.

Re: nextion display flowcode 10

Posted: Mon Apr 20, 2026 10:54 am
by BenR
Hello,

There's a demo here that should be useful for you.
https://www.flowcode.co.uk/wiki/index.p ... cal_Color)

Re: nextion display flowcode 10

Posted: Mon Apr 20, 2026 1:46 pm
by bdjbuster
Hello, I watched the demo, but it uses the display in a completely different way than I do. I use the display so that when you press a button, it sends a number to the Arduino, and then I handle that in the code. I’ve programmed both parts like that, but it doesn’t work. Could you take a look at my program?

Re: nextion display flowcode 10

Posted: Tue Apr 21, 2026 9:29 am
by BenR
Hi I looked at your program and it looks like you're not making use of the returned value.

I think the example in the wiki is useful and should be the same way you are trying to achieve.

Re: nextion display flowcode 10

Posted: Thu Apr 23, 2026 1:53 pm
by bdjbuster
Thank you for your response, but unfortunately it doesn’t solve the issue. I have programmed the Nextion display in such a way that it works correctly with Flowcode 8. I achieved this by making the display send a number as a string whenever I press a button on it.

So when the Nextion sends a message, how can I receive it in Flowcode 10? And if that’s not possible, I would have to reprogram all my displays, which I would prefer to avoid.