component comp "Two input comparator with hysteresis";pin in float in0 "Inverting input to the comparator";pin in float in1 "Non-inverting input to the comparator";pin out bit out "Output of the comparator.";pin out bit equ "Equal within hysteresis band.";param rw float hyst=0.0 """Hysteresis of the comparator (default 0.0)With zero hysteresis, the output is true when in1 > in0. With nonzerohysteresis, the output switches on and off at two different values, separated by distance hyst around the point where in1 = in0.""";function _ fp "Update the comparator";;;MODULE_LICENSE("GPL");FUNCTION(_) { float tmp = in1 - in0; equ = 0; if(tmp >= -hyst/2. && tmp <= hyst/2 ) equ = 1; if(out) { if(tmp < -hyst/2.) out = 0; } else { if(tmp > hyst/2.) out = 1; }}