myke predko wrote: > > >Morning/Evening everyone ! > > > >I have some periodical signal at pin (RC7 for example) > >Signal is described by following electrical diagram: > > > > +----+ +------------+ +-------------+ +--- > > | | T2 | | T4 | | T6 | > >--+ T1 +-------+ T3 +----+ T5 +-------------+ > > > > | <--- F U L L S I G N A L P E R I O D ---> | > > > > > >I.e. at T1, T3, T5 - signal are logical "high" and at T2, T4, T6 - > >logical "low" > >T1 .. T6 durations are equal the quantities of instruction cycles. > >For example: T1=5 T2=7 T3=12 T4=3 T5=12 T6=15 > > You'll have to use a Stimulus File. > > For the example above, it would be: > > Step RC7 ! Define the Pins > 1 0 ! Start Low > 5 1 ! T1 > 7 0 ! T2 > 12 1 ! T3 > . > : - And So on > So Step parameter mean points of time when RC7 parameter take next value, for example above at start moment (time=1) RC7=0 , at time=5 RC7=1 , at time=7 RC7=0 , i.e. parameter Step means absolute value when pin take next value ? Or maybe parameter Step mean relative value - i.e after start pin RC7=0 during step=1 , RC7=1 during step=5 and so on ... WBW Dmitry. P.S. If someone have detailed documentation about internal format of stimulus file please attach me it with reply letter .