#    This is the channel CFD Params register  0x1n3c



    for {set i 0} {$i < $NumChans} {incr i} {
        variable Ch$i.CFD_Params 0
        variable Ch$i.CFD_Fraction 0
        variable Ch$i.CFD_Delay 0
        variable Ch$i.CFD_Xing 0
    }

proc GetCFDParams {} {
   variable NumChans

    for {set i 0} {$i < $NumChans} {incr i} {
        variable Ch$i.CFD_Params
        variable Ch$i.CFD_Fraction
        variable Ch$i.CFD_Delay
        variable Ch$i.CFD_Xing
        set Ch$i.CFD_Params [ReadRegister Ch$i.CFD_Params]
        set Ch$i.CFD_Delay [expr [set Ch$i.CFD_Params] & 255]
        set Ch$i.CFD_Fraction [expr ([set Ch$i.CFD_Params] >> 8) & 3]
        set Ch$i.CFD_Xing [expr ([set Ch$i.CFD_Params] >> 10) & 3]
    }
}

proc SetCFDParams {w} {
   variable NumChans

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

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

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

}

    proc SaveCFDParams {} {
   variable NumChans

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

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

    proc RestCFDParams {} {
   variable NumChans

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

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

    }

proc DrawCFDParams {} {
   variable NumChans
    variable Name

   set html ""

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


   append html  "<p align=center width=100%>"
   append html  "<table border=1>"

   append html "<tr>"
   append html  "<td  align=center width=10%>Channel</td>"
   append html  "<td  align=center width=30%>CFD Delay Width</td>"
   append html  "<td  align=center width=30%>CFD Fraction</td>"
   append html  "<td  align=center width=30%>CFD Zero Crossing</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=30%><div id=\"Offset$i\"></div>&nbsp;</td>"

   append html "<td align=center width=30%>"
   append html "<select name=PF$i size=1 \
       onChange=\"click_CHSETTING(document.[set  Name], 'CFD_Fraction', '$i', document.CHSETTINGS.PF$i.value)\">"

   set j 0
   foreach item {25% 50% 75% 100%}  {
     set vl $j
     if {$vl == [set ::[set  Name]::Ch$i.CFD_Fraction]} {
        append html "<option value=$vl selected>$item</option>"
     } else {
        append html "<option value=$vl>$item</option>"
     }
     incr j
   }

   append html "<td align=center width=30%>"
   append html "<select name=PX$i size=1 \
       onChange=\"click_CHSETTING(document.[set  Name], 'CFD_Xing', '$i', document.CHSETTINGS.PX$i.value)\">"

   set j 0
   foreach item {"1st" "2nd" "3rd" "4th"}  {
     set vl $j
     if {$vl == [set ::[set  Name]::Ch$i.CFD_Xing]} {
        append html "<option value=$vl selected>$item</option>"
     } else {
        append html "<option value=$vl>$item</option>"
     }
     incr j
   }

   append html "</td>"

   append html "</select>"

   append html "</tr>"

}

   append html  "</table>"

   append html "<script>"

   append html "SliderID('CFD_Delay');"

for {set i 0} {$i < $NumChans} {incr i} {
   append html "SelectSlider($i); SetSlider(0,255,25,90);"
   append html "MakeSlider(document.[set  Name], $i, [set ::[set  Name]::Ch$i.CFD_Delay]);"
}

   append html "</script>"

   append html  "</p>"

   return $html
}