ide.ucf

xilinx fpga 下的IDE控制器原代码,贡献一起学习

#
# Pin assignments for XSA-3S1000 Board.
#

net clk           loc=T9;  # 100 MHz clock
net rerun_test_n  loc=E11; # pushbutton SW2
net dior_n        loc=P2;  # disk I/O read control
net diow_n        loc=R1;  # disk I/O write control
net dcs0_n        loc=G15; # disk register-bank select
net dcs1_n        loc=G14; # disk register-bank select
net da<0>         loc=L5;  # 3-bit disk register address bus
net da<1>         loc=N2;  
net da<2>         loc=M3;  
net dd<0>         loc=P12; # 16-bit disk data bus
net dd<1>         loc=J1;  
net dd<2>         loc=H1;  
net dd<3>         loc=H3;  
net dd<4>         loc=G2;  
net dd<5>         loc=K15; 
net dd<6>         loc=K16; 
net dd<7>         loc=F15; 
net dd<8>         loc=E2;  
net dd<9>         loc=E1;  
net dd<10>        loc=F3;  
net dd<11>        loc=F2;  
net dd<12>        loc=G4;  
net dd<13>        loc=G3;  
net dd<14>        loc=G1;  
net dd<15>        loc=H4;  
net dirq          loc=H15; # IDE interrupt
net dmack_n       loc=K1;  # IDE DMA acknowledge
net ethernet_cs_n loc=G13; # ethernet chip-enable
net flash_ce_n    loc=R4;  # flash chip-enable
net status<0>     loc=M6;  # status displays on XSA LEDs  
net status<1>     loc=M11; 
net status<2>     loc=N6;  
net status<3>     loc=R7;  
net status<4>     loc=P10; 
net status<5>     loc=T7;  
net status<6>     loc=R10;