first i will try this out on breadboard en finally i will create a gerber file and make the pcb

thanks for you r help.

according the data sheets gpio 3 and 4 do have an pull-upp

Oke i gave it a try, first the schema in fritzing:


this is my first schema and electricity isn`t my job, so if there is an mistake somewhere, please tell me.

did somebody already made a gerber file for this project?

solved,

it needed some time or so. suddenly it started working...

I don`t get it to work in easy esp. I am using an wemos d1 mini with pin a0 but can`t get any value. The sensor is working, because i tested it with another script: void setup() { Serial.begin(9600); pinMode(A0, INPUT); } void loop() { Serial.println(analogRead(A0)); delay(100); } with this script I...