The Rasperi PI and ESP8266 supported block was designed to control the drive station, has 2 galvanically disconnected RS485 for OS from the drive and 4 discrete outputs to drive.
Rasperi Pi - operated as a SPU (for supplementing the software under Linux)
ESP8266 - as a remote control.
Rasperi Pi - operated as a SPU (for supplementing the software under Linux)
ESP8266 - as a remote control.