# locations and IO standards for user input switches
set_property PACKAGE_PIN R2 [get_ports {A}]
set_property IOSTANDARD LVCMOS33 [get_ports {A}]

set_property PACKAGE_PIN T1 [get_ports {B}]
set_property IOSTANDARD LVCMOS33 [get_ports {B}]

set_property PACKAGE_PIN U1 [get_ports {C}]
set_property IOSTANDARD LVCMOS33 [get_ports {C}]

set_property PACKAGE_PIN W2 [get_ports {D}]
set_property IOSTANDARD LVCMOS33 [get_ports {D}]

set_property PACKAGE_PIN R3 [get_ports {E}]
set_property IOSTANDARD LVCMOS33 [get_ports {E}]

set_property PACKAGE_PIN T2 [get_ports {F}]
set_property IOSTANDARD LVCMOS33 [get_ports {F}]


######
set_property PACKAGE_PIN L1 [get_ports {DB_SEND_OUT}]
set_property IOSTANDARD LVCMOS33 [get_ports {DB_SEND_OUT}]

set_property PACKAGE_PIN P1 [get_ports {V}]
set_property IOSTANDARD LVCMOS33 [get_ports {V}]

set_property PACKAGE_PIN N3 [get_ports {W}]
set_property IOSTANDARD LVCMOS33 [get_ports {W}]

set_property PACKAGE_PIN P3 [get_ports {X}]
set_property IOSTANDARD LVCMOS33 [get_ports {X}]

set_property PACKAGE_PIN U3 [get_ports {Y}]
set_property IOSTANDARD LVCMOS33 [get_ports {Y}]

set_property PACKAGE_PIN W3 [get_ports {Z}]
set_property IOSTANDARD LVCMOS33 [get_ports {Z}]

#seven-segment LED display
        set_property PACKAGE_PIN W7 [get_ports {LED_out[6]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[6]}]
            
        set_property PACKAGE_PIN W6 [get_ports {LED_out[5]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[5]}]
            
        set_property PACKAGE_PIN U8 [get_ports {LED_out[4]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[4]}]
            
        set_property PACKAGE_PIN V8 [get_ports {LED_out[3]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[3]}]
            
        set_property PACKAGE_PIN U5 [get_ports {LED_out[2]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[2]}]
            
        set_property PACKAGE_PIN V5 [get_ports {LED_out[1]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[1]}]
            
        set_property PACKAGE_PIN U7 [get_ports {LED_out[0]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {LED_out[0]}]
            
        set_property PACKAGE_PIN U2 [get_ports {ANODE[0]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {ANODE[0]}]
            
        set_property PACKAGE_PIN U4 [get_ports {ANODE[1]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {ANODE[1]}]
            
        set_property PACKAGE_PIN V4 [get_ports {ANODE[2]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {ANODE[2]}]
            
        set_property PACKAGE_PIN W4 [get_ports {ANODE[3]}]                    
            set_property IOSTANDARD LVCMOS33 [get_ports {ANODE[3]}]
            
 # Clock signal
set_property PACKAGE_PIN W5 [get_ports {clk}]       
set_property IOSTANDARD LVCMOS33 [get_ports {clk}]
create_clock -add -name sys_clk_pin -period 10.00 -waveform {0 5} [get_ports clk]
 
 #Buttons
set_property PACKAGE_PIN U18 [get_ports SEND]						
	set_property IOSTANDARD LVCMOS33 [get_ports SEND]
	
	 #Buttons
set_property PACKAGE_PIN T17 [get_ports RESET]						
	set_property IOSTANDARD LVCMOS33 [get_ports RESET]