steval-mki181v1 - i2c connected problem...

[TBart.1]

Hi, im have:

https://www.st.com/en/evaluation-tools/steval-mki181v1.html

I have connected after i2c in esp32. It works and sometimes disconnects it. Do you need to use any resistors?

[Eleon BORLINI · Accepted solution]

Hi @Bacteriusartnik​ , yes, pull-up resistors are warmly suggested on the SDA and SCL I2C lines. 5k or 10k are ok. Regards