ports.ucf

#
#Edition of used I/O line:
#  #NET ""  -->   NET "Signal_name"
#  #NET ""  -->   NET "Signal_name<i>"
# 


# FPGA system clock:
#-------------------
#  Signal        FPGA     Comment 
#   name         pin   
NET "CLK" LOC = "T9"; 	#GCLK, 50 MHz

# Pushbuttons, switches and LEDs:
#---------------------------------
#   Signal         FPGA   Comment    
#    name          pin        
NET "RST" LOC = "M13";
NET "BTN1" LOC = "M14";
#NET "BTN2" LOC = "L13";
#NET "BTN3" LOC = "L14";
#
#NET "SW0" LOC = "F12";
#NET "SW1" LOC = "G12";
#NET "SW2" LOC = "H14";
#NET "SW3" LOC = "H13";
NET "SW4" LOC = "J14";
NET "SW5" LOC = "J13";
#NET "SW6" LOC = "K14";
NET "SW7" LOC = "K13";
#
#NET "LD0" LOC = "K12";
#NET "LD1" LOC = "P14";
#NET "LD2" LOC = "L12";
#NET "LD3" LOC = "N14";
#NET "LD4" LOC = "P13";
#NET "LD5" LOC = "N12";
#NET "LD6" LOC = "P12";
#NET "LD7" LOC = "P11";

# Seven-Segment LED Displays:
#----------------------------
#  For lighting both Digit select (ANi) 
#  and Segment signal should be '0'
#   Signal        FPGA    Comment  
#    name         pin       
#
NET "DIGEN<3>" LOC = "E13";	#Most left digit enable
NET "DIGEN<2>" LOC = "F14";	# digit enable
NET "DIGEN<1>" LOC = "G14";	# digit enable
NET "DIGEN<0>" LOC = "D14"; 	#Most right digit enable
#
NET "SEGM<0>"  LOC = "E14"; #Segments A
NET "SEGM<1>"  LOC = "G13"; #Segments B
NET "SEGM<2>"  LOC = "N15"; #Segments C
NET "SEGM<3>"  LOC = "P15"; #Segments D
NET "SEGM<4>"  LOC = "R16"; #Segments E
NET "SEGM<5>"  LOC = "F13"; #Segments F
NET "SEGM<6>"  LOC = "N16"; #Segments G
NET "DP" LOC = "P16"; #Segments Decimal Point 
 
# RS-232 serial port:
#-------------------- 
#   Signal       FPGA     DB9 / connect to  
#    name        pin      pin / DTE (PC_) signal
#NET "RXD" LOC = "T13"; #  2  / PC_RXD   
#NET "TXD" LOC = "R13"; #  3  / PC_TXD

# Spartan-3 Board, Extension connector B1
# used for Logic Analyzer connection
#----------------------------------------
#  Signal      FPGA    	  B1 / Log Analyzer 
#   name       pin     	 pin / channel  
#NET "" LOC = "C15"; 	# 21 / LA_CLK1
#NET "" LOC = "C10"; 	#  4 / LA_CLK2  
#NET "" LOC = "M11"; 	# 40 / LA_D0  
#NET "" LOC = "N9"; 	# 38 / LA_D1  
#NET "" LOC = "L15"; 	# 35 / LA_D2  
#NET "" LOC = "K15"; 	# 34 / LA_D3 
#NET "" LOC = "K16"; 	# 33 / LA_D4  
#NET "" LOC = "J16"; 	# 32 / LA_D5  
#NET "" LOC = "H16"; 	# 31 / LA_D6  
#NET "" LOC = "H15"; 	# 30 / LA_D7  
#NET "" LOC = "G16"; 	# 29 / LA_D8  
#NET "" LOC = "G15"; 	# 29 / LA_D9  
#NET "" LOC = "F15"; 	# 27 / LA_D10  
#NET "" LOC = "E16"; 	# 26 / LA_D11  
#NET "" LOC = "E15"; 	# 25 / LA_D12  
#NET "" LOC = "D16"; 	# 24 / LA_D13  
#NET "" LOC = "D15"; 	# 23 / LA_D14  
#NET "" LOC = "C16"; 	# 22 / LA_D15  
#NET "" LOC = "R3"; 	# 20 / LA_D16 
#NET "" LOC = "M6"; 	# 19 / LA_D17 
#NET "" LOC = "B16"; 	# 18 / LA_D18 
#NET "" LOC = "N6"; 	# 17 / LA_D19 
#NET "" LOC = "E11"; 	# 16 / LA_D20 
#NET "" LOC = "R7"; 	# 15 / LA_D21  
#NET "" LOC = "D12"; 	# 14 / LA_D22  
#NET "" LOC = "T7"; 	# 13 / LA_D23  
#NET "" LOC = "C12"; 	# 12 / LA_D24  
#NET "" LOC = "R10"; 	# 11 / LA_D25  
#NET "" LOC = "D11"; 	# 10 / LA_D26 
#NET "" LOC = "P10"; 	#  9 / LA_D27 
#NET "" LOC = "C11"; 	#  8 / LA_D28 
#NET "" LOC = "N11"; 	#  7 / LA_D29 
#NET "" LOC = "E10"; 	#  6 / LA_D30 
#NET "" LOC = "T3"; 	#  5 / LA_D31