How to use KC868-COLB Programmable logic controller

[vc_row][vc_column][vc_column_text]1.Diagram Led status different color means: Red: Controller is power on. Green: WiFi module is connect to your router successfully. White: network run in “TCP Client” mode. Yellow: network run in “TCP Server” mode. Blue: network run in “UDP” mode. (Not used now) what’s UDP , TCP Server, TCP Client means: When set to “TCP…