MicroPython Forum (Archive)

Hi, I'm building a temperature controller using ESP32s and industrial PT100 temperature transmitters. The transmitter I'm using is this: https://www.titec-gmbh.de/wp-content/uploads/2017/04/Datenblatt-MUF-HS_de_en.pdf It has selectable temperature ranges and outputs 1-10V according to the temperatur...

Hi, I have been trying to get multiple 3-wire PT-100 sensors connected to max31865 on my ESP32 (dev board, I believe). I made a few changes to the lopy driver mentioned here . Notably I changed it so I create the SPI outside and give it as an argument to the driver's constructor, since I noticed tha...