Communications

GET SERIAL PORT MAPPING ( numArray ; nameArray )
RECEIVE BUFFER ( receiveVar )
RECEIVE PACKET ( {docRef ;} receiveVar ; stopChar ) RECEIVE PACKET ( {docRef ;} receiveVar ; numBytes )
RECEIVE RECORD {( aTable )}
RECEIVE VARIABLE ( variable )
SEND PACKET ( {docRef ;} packet )
SEND RECORD {( aTable )}
SEND VARIABLE ( variable )
SET CHANNEL ( port ; settings )  SET CHANNEL ( operation ; document )
SET TIMEOUT ( seconds )
USE CHARACTER SET ( map {; mapInOut} )