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#
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# PDP8.ucf
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# For Nexys2 Card
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#
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#
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# Clock Interface
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#
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NET "clk" LOC = "B8";
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NET "clk" TNM_NET = clk;
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NET "clk" IOSTANDARD = LVCMOS33;
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TIMESPEC TS_clk = PERIOD "clk" 18 ns HIGH 50%;
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#
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# Clock Interface
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#
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NET "iPDP8/iCPU/rdb" TNM_NET = iPDP8/iCPU/rdb;
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TIMESPEC TS_iPDP8_iCPU_rdb = PERIOD "iPDP8/iCPU/rdb" 18 ns HIGH 50%;
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#
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# Buttons
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#
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NET "rstIN" LOC = "B18" | IOSTANDARD = LVCMOS33; # BTN0
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#NET "btn[2]" LOC = "D18" | IOSTANDARD = LVCMOS33; # BTN1
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#NET "btn[1]" LOC = "E18" | IOSTANDARD = LVCMOS33; # BTN2
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#NET "btn[0]" LOC = "H13" | IOSTANDARD = LVCMOS33; # BTN3
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#
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# Switches
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#
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NET "sw[7]" LOC = "G18" | IOSTANDARD = LVCMOS33; # SW0
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NET "sw[6]" LOC = "H18" | IOSTANDARD = LVCMOS33; # SW1
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NET "sw[5]" LOC = "K18" | IOSTANDARD = LVCMOS33; # SW2
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NET "sw[4]" LOC = "K17" | IOSTANDARD = LVCMOS33; # SW3
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NET "sw[3]" LOC = "L14" | IOSTANDARD = LVCMOS33; # SW4
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NET "sw[2]" LOC = "L13" | IOSTANDARD = LVCMOS33; # SW5
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NET "sw[1]" LOC = "N17" | IOSTANDARD = LVCMOS33; # SW6
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NET "sw[0]" LOC = "R17" | IOSTANDARD = LVCMOS33; # SW7
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#
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# LEDS
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#
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NET "led[7]" LOC = "J14" | IOSTANDARD = LVCMOS33;
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NET "led[6]" LOC = "J15" | IOSTANDARD = LVCMOS33;
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NET "led[5]" LOC = "K15" | IOSTANDARD = LVCMOS33;
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NET "led[4]" LOC = "K14" | IOSTANDARD = LVCMOS33;
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NET "led[3]" LOC = "E16" | IOSTANDARD = LVCMOS33;
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NET "led[2]" LOC = "P16" | IOSTANDARD = LVCMOS33;
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NET "led[1]" LOC = "E4" | IOSTANDARD = LVCMOS33;
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NET "led[0]" LOC = "P4" | IOSTANDARD = LVCMOS33;
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#
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# Display Segment Interface
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#
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NET "dispSeg_L[0]" LOC = "L18" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[1]" LOC = "F18" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[2]" LOC = "D17" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[3]" LOC = "D16" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[4]" LOC = "G14" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[5]" LOC = "J17" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[6]" LOC = "H14" | IOSTANDARD = LVCMOS33;
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NET "dispSeg_L[7]" LOC = "C17" | IOSTANDARD = LVCMOS33;
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#
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# Display Digit Interface
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#
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NET "dispDig_L[0]" LOC = "F15" | IOSTANDARD = LVCMOS33;
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NET "dispDig_L[1]" LOC = "C18" | IOSTANDARD = LVCMOS33;
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NET "dispDig_L[2]" LOC = "H17" | IOSTANDARD = LVCMOS33;
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NET "dispDig_L[3]" LOC = "F17" | IOSTANDARD = LVCMOS33;
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#
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# IO Interface
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#
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NET "ioDATA[0]" LOC = "B14" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[1]" LOC = "D14" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[2]" LOC = "C14" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[3]" LOC = "A14" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[4]" LOC = "E13" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[5]" LOC = "B13" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[6]" LOC = "A13" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[7]" LOC = "F12" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[8]" LOC = "B11" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[9]" LOC = "D11" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[10]" LOC = "B10" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[11]" LOC = "D10" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[12]" LOC = "G9" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[13]" LOC = "C9" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[14]" LOC = "E8" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[15]" LOC = "F8" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[16]" LOC = "F7" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[17]" LOC = "C5" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[18]" LOC = "D5" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[19]" LOC = "B6" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[20]" LOC = "C4" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[21]" LOC = "C3" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[22]" LOC = "A4" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "ioDATA[23]" LOC = "B4" | IOSTANDARD = LVCMOS33 | KEEPER;
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NET "inOEA_L" LOC = "A16" | IOSTANDARD = LVCMOS33;
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NET "inOEB_L" LOC = "E11" | IOSTANDARD = LVCMOS33;
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NET "outLEA" LOC = "E12" | IOSTANDARD = LVCMOS33;
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NET "outLEB" LOC = "E7" | IOSTANDARD = LVCMOS33;
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#
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# IDE Interface
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#
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NET "sdCS" LOC = "G16" | IOSTANDARD = LVCMOS33; # JC9
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NET "sdMOSI" LOC = "J16" | IOSTANDARD = LVCMOS33; # JC2
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NET "sdMISO" LOC = "J12" | IOSTANDARD = LVCMOS33; # JC10
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NET "sdSCLK" LOC = "G13" | IOSTANDARD = LVCMOS33; # JC3
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NET "sdCD" LOC = "H16" | IOSTANDARD = LVCMOS33 | PULLUP; # JC4
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NET "sdWP" LOC = "G15" | IOSTANDARD = LVCMOS33 | PULLUP; # JC1
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#
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# RS232
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#
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#NET "ptrTXD"
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#NET "ptrRXD"
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NET "lprTXD" LOC = "L15" | IOSTANDARD = LVCMOS33; # JA1
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NET "lprRXD" LOC = "K13" | IOSTANDARD = LVCMOS33 | PULLUP; # JA7
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NET "tty2TXD" LOC = "L16" | IOSTANDARD = LVCMOS33; # JA8
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NET "tty2RXD" LOC = "K12" | IOSTANDARD = LVCMOS33 | PULLUP; # JA2
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NET "tty1TXD" LOC = "L17" | IOSTANDARD = LVCMOS33; # JA3
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NET "tty1RXD" LOC = "M14" | IOSTANDARD = LVCMOS33 | PULLUP; # JA9
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