Vermes MDS 3200A - 7 Communication Interfaces; Serial Interface RS-232 C: 9-Pin Sub-D; Functions Allocated to the Different Pins

VTK‐VS‐BA‐004e‐B|UserManualMDS3200A | Communication Interfaces
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7 COMMUNICATIONINTERFACES
7.1 SerialInterfaceRS‐232C:9‐PinSub‐D
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ThislocalinterfaceisstructuredaccordingtoSCPIStandard.These“StandardCommandsfor
ProgrammableInstruments“representastandardizedsetofinstructionsusedforcontroland
programming,transmittedinformofASCIItext.Theycanbegeneratedbyanyselectablepro‐
gramminglanguageinanyenvironment.Theserialinterfaceis
operatedbymeansofsoftware
handshake.Thehardwarehandshakecommunicationsarenotinuse.
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INFORMATION!(Communicationwhiletriggering)
Theusershouldbearinmindnottosendinstructionsthroughthisinterfaceinthecourseofarun‐
ningdispensingcycle.Communicationisonlypossiblebetweendistinctsequences.
Aftersendingdata
orparameterstothecontrolunityouhavetowaitforthe“OK”signalbefore
youcanstartfurtheractions.
7.1.1 FunctionsAllocatedtothedifferent Pins
PIN Characteristics Level Function
1 Reservedforfutureuse
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2 Input TX Serialtransmissionsignal
3 Input RX Serialreceptionsignal
4   ConnectedtoPIN6
5 Ground  Ground
6   ConnectedtoPIN4
7
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8
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9
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TheMDC3200ARS‐232ClogusesRS‐232CStandardandisdesignedforcommunicationby
meansofaserialcable,connected1:1,withaSub‐D9pinconnector.
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ThefollowingparameterconfigurationisusedforMDC3200Acommunication:
 Synchronousmode:Half‐duplex
 Bits/s:9600
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Startbit:1
 Stringlength:8bit(ASCII)
 Parity:None
 Stopbit:1
 Log:None
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