89
6.2.6Shiftregisterbits
xLogicprovidestheshiftregisterbitsS1toS8,whichareassignedtheread-onlyattributeinthecircuit
program.ThecontentofshiftregisterbitscanonlybemodifiedbymeansoftheShiftregisterspecial
function
6.2.7Analoginputs
Youcanuseupto36analoginputs.Inyourblockconfiguration,youcanassignanewinputterminalto
aninputblock,providedthisterminalisnotalreadyusedinthecircuitprogram.
Forhelponanalogblockparameter,refertoInformationonanalogvalueprocessing.
6.2.8F(digitalflag)
FlagsareusedwhenxLogicworksinacommunicationsystem.Fisdigitalflagwhichisusedtosave
/transfersignal1or0(dataformatisBit)andAFisanalogflagwhichisusedtosave/transferanalog