Marlin configuration files for bigtreetech skr 1.3 upgrade on Anet A8
WARNING Zonestar LCD MUST be rewired (MarlinFirmware/Marlin#14552)
WARNING Must be rewired all the conenctions!!! I followed this blog https://caggius.wordpress.com/anet-a8-skr-v1-3-and-marlin-2-0-x/
Many thanks Caggius! ;-)