# ####################################################################
# Constraints script for 32-bit updown counter	
# Author: Hetaswi Vankani (hetaswi@vt.edu)  
# Last Modified : October 31, 2013
# ####################################################################

# Set time unit
#set_time_unit -nanoseconds

# Create clock to drive clock pin
create_clock -name {clk_in} -period 1 -waveform {0.0 0.5} [get_ports {clk_in}]

# Do not optimize reset
set_false_path -from [get_ports {reset_in}]