Themodbusprotocolcomesintwoflavors:RTUandASCII.RTUisabinaryimplementationandisoftenmostdesirable.Assuch,thisdiscussionwillpertainsolelytotheRTUstandard. publicboolSendFc3(byteaddress,ushortstart, ushortregisters,refshort[]values) { //Ensureportisope