Logix5000 Controllers General Instructions - SLAC Confluence

192 Input/Output Instructions (MSG, GSV, SSV, IOT)Access The Routine objectThe ROUTINE object provides status information about a routine.Specify the routine name to determine which ROUTINE objectyou want.Attribute Data Type Instruction DescriptionInstance DINT GSV Provides the instance number of this ROUTINE object.Valid values are 0-65,535.Access The SERIALPORT ObjectThe SERIALPORT object provides an interface to the serialcommunication port.Attribute Data Type Instruction DescriptionBaudRate DINT GSV Specifies the baud rate.Valid values are 110, 300, 600, 1200, 2400, 4800, 9600, and19200 (default).DataBits SINT GSV Specifies the number of bits of data per character.Value: Meaning:7 7 data bits (ASCII only)8 8 data bits (default)Parity SINT GSV Specifies the parity.Value: Meaning:0 no parity (no default)1 odd parity (ASCII only)2 even parityRTSOffDelay INT GSV Amount of time to delay turning off the RTS line after the lastcharacter has been transmitted.Valid value 0-32,767. Delay in counts of 20 msec periods. Thedefault is 0 msec.RTSSendDelay INT GSV Amount of time to delay transmitting the first character of amessage after turning on the RTS line.Valid value 0-32,767. Delay in counts of 20 msec periods. Thedefault is 0 msec.StopBits SINT GSV Specifies the number of stop bits.Value: Meaning:1 1 stop bit (default)2 2 stop bits (ASCII only)Publication 1756-RM003I-EN-P - January 2007