Showing DS18B20 temperature sensor data in Nextion screen

why did you not use a working example-code for DS18B20??

https://www.google.de/search?as_q=arduino+DS18B20+democode

Assuming that all sensors work the same way is a very wrong assumption.

With a democode for DS18B20 non of your errors would occur!

For asking how to solve compiler-error-messages

For posting multiple postings in a short time, the new member has to get to Discourse trust level one on the forum, which is a pretty trivial matter:

Get to trust level 1 by…

  • reading at least 5 topics
  • Reading at least 30 posts
  • Spend a total of 10 minutes reading posts

best regards Stefan

1 Like