90
values(dataformatisSignedshort)betweenthemasterandslavedevices.Bothoftheflags
(digital/analog)areupto64canbeusedwhenprogramming.Inyourblockconfiguration,youcanassign
anewnumbertotheflag,providedthisflagnumberdoesnotalreadyexistinyourcircuitprogram.
Theoutputalwayscarriesthesignalofthepreviousprogramcycle.Thisvaluedoesnotchangeifthe
communicationhasfailed.
Startupflag:F8
TheF8flagissetinthefirstcycleoftheuserprogramandcanthusbeusedinyourcircuitprogramas
a startupflag.Itisresetafterthefirstprogramexecutioncycle.
Inthesubsequentcycles,theF8flagreactsinthesamewayastheF1toF64flags.
Backlightflags:F64
TheF64flagcontrolsthebacklightofthexLogiconboarddisplay.
Youcanusetheoutputsoftimers,messagetexts,orotherfunctionblockstoactivatethebacklightflags.
Toenablemultipleconditionstocontrolthebacklightofthedevices,youcanusemultiplefunctionblocks
inparallelorinsequence.
Notes: 1.Theaddressof “ F“ canbefoundinthemodbuscommunicationprotocolfile.theFblockfigure
musthavetheinputpininthexLogicshowing.
1. KeeptheinputpinofFNULL(donotconnectwithotherblocks),ifyouwanttousethewriteproperty.
6.2.9AF(Analogflag)
FlagsareusedwhenxLogicworksinacommunicationsystem.Fisdigitalflagwhichisusedtosave
/transfersignal1or0(dataformatisBit)andAFisanalogflagwhichisusedtosave/transferanalog
values(dataformatisSignedshort)betweenthemasterandslavedevices.Bothofflags(digital/analog)
areupto64forxLogicCPUcanbeusedwhenprogramming.Inyourblockconfiguration,youcanassign
anewnumbertotheanalogflag,providedthisflagnumberdoesnotalreadyexistinyourcircuit
program.
Theoutputalwayscarriesthesignalofthepreviousprogramcycle.Thisvaluedoesnotchangeifthe
communicationwerefailed.
Notes:1.Theaddressof “AF“ canbefoundinthemodbuscommunicationprotocolfile.
2.KeeptheinputpinofAFNULL(donotconnectwithotherblocks),ifyouwanttousethewrite
property.