Search found 3 matches

by zasilom
Sun Dec 01, 2019 6:57 pm
Forum: ESP32 Arduino
Topic: Analog Read Accuracy
Replies: 5
Views: 14016

Re: Analog Read Accuracy

the upper and lower end of analog input never seems to work for me either, i had a similar problem and I was able to get around it by changing my voltage divider to max out at 3v instead of 3.3. you will also have this problem on the low end, so try not to go under .3v, R1 470ohm and R2 1kohm will g...
by zasilom
Sun Dec 01, 2019 5:15 pm
Forum: ESP32 Arduino
Topic: analog sensor value to web server school project need help please!
Replies: 2
Views: 4655

analog sensor value to web server school project need help please!

My daughter is making a temperature, humidity, and soil moisture sensor for a school project (now due in 2 days) She had to make an invention and she is calling this the Plant-O-Meter. We have been able to get it mostly working except the soil sensor sending to the web server. If we do this the sens...