MicroPython Forum (Archive)

Thank you for your answer. I'm just using I2C for the oled screen and the tempeture sensor. I really don't know how but it works now. Probably it was a connection error like pthoncoder says, because I start from zero with the same circuit again.

Hello! I'm new here and this is my first project with ESP8266. I'm working on the NodeMCU board and my code is running correctly. The code has to connect the board to the router, display some information on an OLED screen and control the speed of two fans using PWM depending on a temperature value. ...