Sep 10, 2009 #1 K kennycs Newbie level 2 Joined Aug 17, 2009 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,291 hspice random I want to konw how to generate random 0/1 signal in Hspice.thanks a lot!
Dec 10, 2009 #2 A ankitgarg0312 Full Member level 2 Joined Feb 8, 2008 Messages 140 Helped 20 Reputation 40 Reaction score 7 Trophy points 1,298 Location india Activity points 2,109 use prbs (Pseudo Random-Bit Generator Source) in hspice it can generate random codes of 1/0 see maunal hspice_sa for more details ..
use prbs (Pseudo Random-Bit Generator Source) in hspice it can generate random codes of 1/0 see maunal hspice_sa for more details ..
Mar 14, 2011 #3 selvaraja Full Member level 4 Joined Jun 1, 2004 Messages 190 Helped 6 Reputation 12 Reaction score 3 Trophy points 1,298 Activity points 1,416 .param tdrate=400e6 $ Data rate in Gbps .param trfx=200ps $ Rise/Fall time .param vlox=-0 $ Input voltage 'low' .param vhix=eas_vdd $ Input voltage 'high' .param dperc='2/tdrate' $ Eye Period (2*Data width) .param perx='1/tdrate' $ Data Width .param tdx=100ps $ Delay of inputs ***** Input pattens ***** .param bit_num='30' $ Simulation time in term of number of data bits vin in vss lfsr (vlox vhix tdx trfx trfx tdrate 1 [7,2] rout=10)
.param tdrate=400e6 $ Data rate in Gbps .param trfx=200ps $ Rise/Fall time .param vlox=-0 $ Input voltage 'low' .param vhix=eas_vdd $ Input voltage 'high' .param dperc='2/tdrate' $ Eye Period (2*Data width) .param perx='1/tdrate' $ Data Width .param tdx=100ps $ Delay of inputs ***** Input pattens ***** .param bit_num='30' $ Simulation time in term of number of data bits vin in vss lfsr (vlox vhix tdx trfx trfx tdrate 1 [7,2] rout=10)