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用CPLD驱动SJA1000 CAN控制器

NET "sysclk"  LOC = "p32";

#nreset
NET "nreset_6829"  LOC = "p100";
NET "nreset_cpu"  LOC = "p69";
#NET "cpu_nwait"  LOC = "p41";

#cpu
NET "cpu_nwe"  LOC = "p61";
#NET "cpu_npwe"  LOC = "p46";
NET "cpu_noe"  LOC = "p64";
#NET "cpu_ngcs1"  LOC = "p53";
NET "cpu_ngcs3"  LOC = "p74";
NET "cpu_ngcs5"  LOC = "p70";

NET "cpu_addr15"  LOC = "p143";
NET "cpu_addr24"  LOC = "p142";

#NET "cpu_addr<13>"  LOC = "p83";
#NET "cpu_addr<12>"  LOC = "p85";
#NET "cpu_addr<11>"  LOC = "p86";
#NET "cpu_addr<10>"  LOC = "p87";
#NET "cpu_addr<9>"  LOC = "p88";
#NET "cpu_addr<8>"  LOC = "p91";
NET "cpu_addr<7>"  LOC = "p88";
NET "cpu_addr<6>"  LOC = "p91";
NET "cpu_addr<5>"  LOC = "p92";
NET "cpu_addr<4>"  LOC = "p93";
NET "cpu_addr<3>"  LOC = "p94";
NET "cpu_addr<2>"  LOC = "p95";
NET "cpu_addr<1>"  LOC = "p96";
NET "cpu_addr<0>"  LOC = "p97";

NET "cpu_data<15>"  LOC = "p131";
NET "cpu_data<14>"  LOC = "p130";
NET "cpu_data<13>"  LOC = "p129";
NET "cpu_data<12>"  LOC = "p128";
NET "cpu_data<11>"  LOC = "p126";
NET "cpu_data<10>"  LOC = "p125";
NET "cpu_data<9>"  LOC = "p124";
NET "cpu_data<8>"  LOC = "p121";
NET "cpu_data<7>"  LOC = "p85";
NET "cpu_data<6>"  LOC = "p83";
NET "cpu_data<5>"  LOC = "p82";
NET "cpu_data<4>"  LOC = "p81";
NET "cpu_data<3>"  LOC = "p80";
NET "cpu_data<2>"  LOC = "p79";
NET "cpu_data<1>"  LOC = "p78";
NET "cpu_data<0>"  LOC = "p77";

#par port
NET "par_low<9>"  LOC = "p2";
NET "par_low<8>"  LOC = "p3";
NET "par_low<7>"  LOC = "p4";
NET "par_low<6>"  LOC = "p5";
NET "par_low<5>"  LOC = "p6";
NET "par_low<4>"  LOC = "p7";
NET "par_low<3>"  LOC = "p9";
NET "par_low<2>"  LOC = "p10";
NET "par_low<1>"  LOC = "p11";
NET "par_low<0>"  LOC = "p12";

#NET "par_high<9>"  LOC = "p6";
#NET "par_high<8>"  LOC = "p7";
NET "par_high<7>"  LOC = "p13";
NET "par_high<6>"  LOC = "p14";
NET "par_high<5>"  LOC = "p15";
NET "par_high<4>"  LOC = "p16";
NET "par_high<3>"  LOC = "p17";
NET "par_high<2>"  LOC = "p19";
NET "par_high<1>"  LOC = "p20";
NET "par_high<0>"  LOC = "p21";

#usb
NET "usb_nreset"  LOC = "p22";
NET "usb_udpsel"  LOC = "p23";

#eth
NET "eth_clk"  LOC = "p52";
NET "eth_reset"  LOC = "53";

#rs485
NET "rs485_re"  LOC = "p24";
NET "rs485_de"  LOC = "p25";

#cf card
NET "cf_cd0"  LOC = "26";
NET "cf_cd1"  LOC = "27";
NET "cf_detect"  LOC = "p28";
NET "cf_reset"  LOC = "p98";

#can port
NET "can_nreset"  LOC = "p106";
NET "can_ale"  LOC = "p101";
NET "cana_ncs"  LOC = "p103";
NET "canb_ncs"  LOC = "p102";
NET "can_wr"  LOC = "p105";
NET "can_rd"  LOC = "p104";

#isa port
NET "isa_iochrdy"  LOC = "p30";
NET "isa_reset"  LOC = "p31";
NET "isa_osc"  LOC = "p33";
NET "isa_clk"  LOC = "p34";
NET "isa_sbhe"  LOC = "p35";
NET "isa_aen"  LOC = "p38";
NET "isa_nrefresh"  LOC = "p39";

NET "isa_ale"  LOC = "p40";
NET "isa_smemw"  LOC = "p41";
NET "isa_smemr"  LOC = "p43";
NET "isa_memw"  LOC = "p44";
NET "isa_memr"  LOC = "p45";
NET "isa_iow"  LOC = "p132";
NET "isa_ior"  LOC = "p133";

NET "isa_data<7>"  LOC = "p110";
NET "isa_data<6>"  LOC = "p111";
NET "isa_data<5>"  LOC = "p112";
NET "isa_data<4>"  LOC = "p113";
NET "isa_data<3>"  LOC = "p115";
NET "isa_data<2>"  LOC = "p116";
NET "isa_data<1>"  LOC = "p117";
NET "isa_data<0>"  LOC = "p118";

NET "buf_en_data"  LOC = "p134";
NET "buf_dir_data"  LOC = "p120";
NET "buf_en_addr"  LOC = "p135";


#NET "xyz"  LOC = "p107";