PORT STATUS. Describes the Communication status of referenced comport. DISABLED means no communications to devices over this communications port. A user must DISABLE the comport. This can be done from the STATION STATUS Display or %DCOMST. BLUE OK means communications enabled and no critical error. An asterisk (*) means comport not configured. Used for Communication Alarming.
Discrete 3 states:
State 0: OK
State 1: BAD
State 2: DISABLED
Alarm: usually is BAD (Alarm State = 1)
See also %TCOMST, %ACOMST, %DCOMST.