Good RS485 modules from sparkfun
🐾Module on AliExpress: https://bgd.by/71va5a?erid=2SDnjdSczsc
Connectors: RG45 http://alli.pub/6he2bz
Documentation: https://github.com/sparkfun/RS-485_Br...
🐾For those wishing to provide financial support:
http://www.donationalerts.ru/r/arduin...