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xschem annotate_op
xschem unhilight_all
foreach {i n t} [xschem instance_list] {
if {$t eq {nmos} || $t eq {pmos}} {
set inst x[string tolower $i]
lassign [array get ::ngspice::ngspice_data *$inst.*\\\[vth\\\]*] node_vth vth
lassign [array get ::ngspice::ngspice_data *$inst.*\\\[vgs\\\]*] node_vgs vgs
lassign [array get ::ngspice::ngspice_data *$inst.*\\\[vds\\\]*] node_vds vds
set vov [expr {$vgs - $vth}]
if {$vov <= 0} {
# Off.
xschem set hilight_color 0
} elseif {$vds < $vov} {
# Linear/triode.
xschem set hilight_color 1
} else {
# Saturation.
xschem set hilight_color 2
}
xschem hilight_instname $i fast
}
}
xschem redraw
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