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[/] [System09/] [trunk/] [rtl/] [System09_Digilent_3S200/] [System09_Digilent_3S200.ucf] - Rev 120

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#PACE: Start of Constraints generated by PACE

#PACE: Start of PACE I/O Pin Assignments
NET "sys_clk"        LOC = "T9"  ;
#
# PUSH BUTTONS
#
NET "rst_sw"        LOC = "L14"  ;
NET "nmi_sw"        LOC = "L13"  ;
#
# LEDs
#
NET "leds<0>"       LOC = "K12";
NET "leds<1>"       LOC = "P14";
NET "leds<2>"       LOC = "L12";
NET "leds<3>"       LOC = "N14";
NET "leds<4>"       LOC = "P13";
NET "leds<5>"       LOC = "N12";
NET "leds<6>"       LOC = "P12";
NET "leds<7>"       LOC = "P11";
#
# Switches
#
NET "switches<0>"   LOC = "F12";
NET "switches<1>"   LOC = "G12";
NET "switches<2>"   LOC = "H14";
NET "switches<3>"   LOC = "H13";
NET "switches<4>"   LOC = "J14";
NET "switches<5>"   LOC = "J13";
NET "switches<6>"   LOC = "K14";
NET "switches<7>"   LOC = "K13";
#
# PS/2 KEYBOARD
#
NET "ps2c"          LOC = "M16"  ;
NET "ps2d"          LOC = "M15"  ;
#
# UART
#
NET "rxd"           LOC = "T13"  ;
NET "txd"           LOC = "R13"  ;
#
# VDU
#
NET "red"           LOC = "R12"  ;
NET "green"         LOC = "T12"  ;
NET "blue"          LOC = "R11"  ;
NET "hs"            LOC = "R9"  ;
NET "vs"            LOC = "T10"  ;
#
# 7 SEGMENT DISPLAY
#
NET "segments<0>"   LOC = "E14";
NET "segments<1>"   LOC = "G13";
NET "segments<2>"   LOC = "N15";
NET "segments<3>"   LOC = "P15";
NET "segments<4>"   LOC = "R16";
NET "segments<5>"   LOC = "F13";
NET "segments<6>"   LOC = "N16";
NET "segments<7>"   LOC = "P16";
NET "digits<0>"     LOC = "D14";
NET "digits<1>"     LOC = "G14";
NET "digits<2>"     LOC = "F14";
NET "digits<3>"     LOC = "E13";
#
# RAM Address bus
#
NET "ram_addr<0>"   LOC = "L5"  ;
NET "ram_addr<1>"   LOC = "N3"  ;
NET "ram_addr<2>"   LOC = "M4"  ;
NET "ram_addr<3>"   LOC = "M3"  ;
NET "ram_addr<4>"   LOC = "L4"  ;
NET "ram_addr<5>"   LOC = "G4"  ;
NET "ram_addr<6>"   LOC = "F3"  ;
NET "ram_addr<7>"   LOC = "F4"  ;
NET "ram_addr<8>"   LOC = "E3"  ;
NET "ram_addr<9>"   LOC = "E4"  ;
NET "ram_addr<10>"  LOC = "G5"  ;
NET "ram_addr<11>"  LOC = "H3"  ;
NET "ram_addr<12>"  LOC = "H4"  ;
NET "ram_addr<13>"  LOC = "J4"  ;
NET "ram_addr<14>"  LOC = "J3"  ;
NET "ram_addr<15>"  LOC = "K3"  ;
NET "ram_addr<16>"  LOC = "K5"  ;
NET "ram_addr<17>"  LOC = "L3"  ;
NET "ram_oen"       LOC = "K4"  ;
NET "ram_wen"       LOC = "G3"  ;
#
# RAM1
#
NET "ram1_cen"       LOC = "P7"  ;
NET "ram1_lbn"       LOC = "P6"  ;
NET "ram1_ubn"       LOC = "T4"  ;
NET "ram1_data<0>"   LOC = "N7"  ;
NET "ram1_data<1>"   LOC = "T8"  ;
NET "ram1_data<2>"   LOC = "R6"  ;
NET "ram1_data<3>"   LOC = "T5"  ;
NET "ram1_data<4>"   LOC = "R5"  ;
NET "ram1_data<5>"   LOC = "C2"  ;
NET "ram1_data<6>"   LOC = "C1"  ;
NET "ram1_data<7>"   LOC = "B1"  ;
NET "ram1_data<8>"   LOC = "D3"  ;
NET "ram1_data<9>"   LOC = "P8"  ;
NET "ram1_data<10>"  LOC = "F2"  ;
NET "ram1_data<11>"  LOC = "H1"  ;
NET "ram1_data<12>"  LOC = "J2"  ;
NET "ram1_data<13>"  LOC = "L2"  ;
NET "ram1_data<14>"  LOC = "P1"  ;
NET "ram1_data<15>"  LOC = "R1"  ;
#
# RAM2
#
NET "ram2_cen"       LOC = "N5"  ;
NET "ram2_lbn"       LOC = "P5"  ;
NET "ram2_ubn"       LOC = "R4"  ;
NET "ram2_data<0>"   LOC = "P2"  ;
NET "ram2_data<1>"   LOC = "N2"  ;
NET "ram2_data<2>"   LOC = "M2"  ;
NET "ram2_data<3>"   LOC = "K1"  ;
NET "ram2_data<4>"   LOC = "J1"  ;
NET "ram2_data<5>"   LOC = "G2"  ;
NET "ram2_data<6>"   LOC = "E1"  ;
NET "ram2_data<7>"   LOC = "D1"  ;
NET "ram2_data<8>"   LOC = "D2"  ;
NET "ram2_data<9>"   LOC = "E2"  ;
NET "ram2_data<10>"  LOC = "G1"  ;
NET "ram2_data<11>"  LOC = "F5"  ;
NET "ram2_data<12>"  LOC = "C3"  ;
NET "ram2_data<13>"  LOC = "K2"  ;
NET "ram2_data<14>"  LOC = "M1"  ;
NET "ram2_data<15>"  LOC = "N1"  ;
#
# Timing Constraints
#
NET "sys_clk" TNM_NET = "sys_clk";
TIMESPEC "TS_sys_clk" = PERIOD "sys_clk" 20 ns LOW 50 %;

#PACE: Start of PACE Area Constraints

#PACE: Start of PACE Prohibit Constraints

#PACE: End of Constraints generated by PACE

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