#    This is the channel Invert Input register which is a part of DPP_MISC  0x1n80



    for {set i 0} {$i < $NumChans} {incr i} {
        variable Ch$i.InvertInput 0
    }

proc GetInvertInput {} {
    variable NumChans

    for {set i 0} {$i < $NumChans} {incr i} {
        variable Ch$i.InvertInput
        set Ch$i.InvertInput [ReadRegister Ch$i.InvertInput]
    }
}

proc SetInvertInput {w} {
    variable NumChans

      for {set i 0} {$i < $NumChans} {incr i} {

         if {$w < $NumChans && $w != $i} {continue}

         variable Ch$i.InvertInput
         WriteRegister Ch$i.InvertInput [set Ch$i.InvertInput]
      }

}

    proc SaveInvertInput {} {
        variable NumChans

      for {set i 0} {$i < $NumChans} {incr i} {

           DBSetValue Ch$i.InvertInput [ReadRegister Ch$i.InvertInput]
      }
    }

    proc RestInvertInput {} {
        variable NumChans

      for {set i 0} {$i < $NumChans} {incr i} {

           variable Ch$i.InvertInput
           set Ch$i.InvertInput  [DBGetValue Ch$i.InvertInput]
           WriteRegister Ch$i.InvertInput  [DBGetValue Ch$i.InvertInput]
      }

    }

proc DrawInvertInput {} {
    variable NumChans
    variable Name

   set html ""

   append html  "<p align=center>"
   append html  "<table cellpadding=0 cellspacing=0 border=1>"

   append html "<tr>"
   append html  "<td  align=center width=10%>Channel</td>"
   append html  "<td  align=center width=90%>Channel n Invert Input</td>"
   append html  "</tr>"

for {set i 0} {$i < $NumChans} {incr i} {

   append html "<tr>"
   append html "<td align=center width=10%>$i</td>"

   append html "<td align=center width=90%>"

      append html "<input type=checkbox name=P$i \
       [if {[set ::[set Name]::Ch$i.InvertInput] == 1} {set x "checked value=0"} else {set x "value=1"}] \
         onClick=\"click_CHSETTING(document.[set Name], 'InvertInput', '$i', document.CHSETTINGS.P$i.value)\">"

   append html  "</td>"

   append html  "</tr>"
}
   append html  "</table>"

   append html  "</p>"

   return $html
}