www.pudn.com > 1553_enc_dec.rar > encoder_1553.sdc


# Synplicity, Inc. constraint file 
# C:\1553\syn\encoder_1553.sdc 
# Written on Thu Dec 18 10:50:20 2003 
# by Synplify Pro, 7.3.3      Scope Editor 
 
# 
# Clocks 
# 
define_clock            -name {enc_clk}  -freq 2.000 -clockgroup default_clkgroup 
 
# 
# Clock to Clock 
# 
 
# 
# Inputs/Outputs 
# 
define_input_delay               -default  50.00 -improve 0.00 -route 0.00 -ref {enc_clk:r} 
define_output_delay              -default  50.00 -improve 0.00 -route 0.00 -ref {enc_clk:r} 
define_input_delay -disable      {rst_n} -improve 0.00 -route 0.00 
define_output_delay -disable     {tx_busy} -improve 0.00 -route 0.00 
define_input_delay -disable      {tx_csw} -improve 0.00 -route 0.00 
define_output_delay -disable     {tx_data} -improve 0.00 -route 0.00 
define_output_delay -disable     {tx_dval} -improve 0.00 -route 0.00 
define_input_delay -disable      {tx_dw} -improve 0.00 -route 0.00 
define_input_delay -disable      {tx_dword[0:15]} -improve 0.00 -route 0.00 
 
# 
# Registers 
# 
 
# 
# Multicycle Path 
# 
 
# 
# False Path 
# 
define_false_path           -from {p:rst_n}  
 
# 
# Delay Path 
# 
 
# 
# Attributes 
# 
 
# 
# Other Constraints 
#