seg73.qsf

递增方式在4位数码管上向上计数显示从0000-0001->0002……..9999….0000….0001…. -- 利用CPLD设计了一个4位十进制计数器

# Copyright (C) 1991-2005 Altera Corporation
# Your use of Altera Corporation's design tools, logic functions 
# and other software and tools, and its AMPP partner logic       
# functions, and any output files any of the foregoing           
# (including device programming or simulation files), and any    
# associated documentation or information are expressly subject  
# to the terms and conditions of the Altera Program License      
# Subscription Agreement, Altera MegaCore Function License       
# Agreement, or other applicable license agreement, including,   
# without limitation, that your use is for the sole purpose of   
# programming logic devices manufactured by Altera and sold by   
# Altera or its authorized distributors.  Please refer to the    
# applicable agreement for further details.


# The default values for assignments are stored in the file
#		seg73_assignment_defaults.qdf
# If this file doesn't exist, and for assignments not listed, see file
#		assignment_defaults.qdf

# Altera recommends that you do not modify this file. This
# file is updated automatically by the Quartus II software
# and any changes you make may be lost or overwritten.


# Project-Wide Assignments
# ========================
set_global_assignment -name ORIGINAL_QUARTUS_VERSION 5.0
set_global_assignment -name PROJECT_CREATION_TIME_DATE "22:56:14  NOVEMBER 22, 2005"
set_global_assignment -name LAST_QUARTUS_VERSION 5.1
set_global_assignment -name VHDL_FILE seg73.vhd

# Pin & Location Assignments
# ==========================
set_location_assignment PIN_144 -to rst
set_location_assignment PIN_7 -to en[3]
set_location_assignment PIN_10 -to en[2]
set_location_assignment PIN_28 -to en[1]
set_location_assignment PIN_31 -to en[0]
set_location_assignment PIN_142 -to dataout[7]
set_location_assignment PIN_141 -to dataout[6]
set_location_assignment PIN_143 -to dataout[5]
set_location_assignment PIN_1 -to dataout[4]
set_location_assignment PIN_2 -to dataout[3]
set_location_assignment PIN_3 -to dataout[2]
set_location_assignment PIN_4 -to dataout[1]
set_location_assignment PIN_5 -to dataout[0]
set_location_assignment PIN_16 -to clk

# Analysis & Synthesis Assignments
# ================================
set_global_assignment -name FAMILY Cyclone
set_global_assignment -name TOP_LEVEL_ENTITY seg73

# Fitter Assignments
# ==================
set_global_assignment -name DEVICE EP1C3T144C8
set_global_assignment -name RESERVE_ALL_UNUSED_PINS "AS INPUT TRI-STATED"
set_global_assignment -name OPTIMIZE_HOLD_TIMING OFF
set_global_assignment -name FITTER_EFFORT "STANDARD FIT"
set_global_assignment -name ERROR_CHECK_FREQUENCY_DIVISOR 1

# Assembler Assignments
# =====================
set_global_assignment -name RESERVE_ALL_UNUSED_PINS_NO_OUTPUT_GND "AS INPUT TRI-STATED"