| Line 1... |
Line 1... |
#PACE: Start of Constraints generated by PACE
|
#PACE: Start of Constraints generated by PACE
|
|
|
#PACE: Start of PACE I/O Pin Assignments
|
#PACE: Start of PACE I/O Pin Assignments
|
NET "SysClk" LOC = "T9" ;
|
NET "sys_clk" LOC = "T9" ;
|
#
|
#
|
# PUSH BUTTONS
|
# PUSH BUTTONS
|
#
|
#
|
NET "Reset_sw" LOC = "L14" ;
|
NET "rst_sw" LOC = "L14" ;
|
NET "nmi_sw" LOC = "L13" ;
|
NET "nmi_sw" LOC = "L13" ;
|
#
|
#
|
# LEDs
|
# LEDs
|
#
|
#
|
NET "leds<0>" LOC = "K12";
|
NET "leds<0>" LOC = "K12";
|
| Line 128... |
Line 128... |
NET "ram2_data<12>" LOC = "C3" ;
|
NET "ram2_data<12>" LOC = "C3" ;
|
NET "ram2_data<13>" LOC = "K2" ;
|
NET "ram2_data<13>" LOC = "K2" ;
|
NET "ram2_data<14>" LOC = "M1" ;
|
NET "ram2_data<14>" LOC = "M1" ;
|
NET "ram2_data<15>" LOC = "N1" ;
|
NET "ram2_data<15>" LOC = "N1" ;
|
#
|
#
|
# Timing Groups
|
|
#
|
|
INST "ram_oen" TNM = "gram_rw";
|
|
INST "ram_wen" TNM = "gram_rw";
|
|
INST "ram_addr<0>" TNM = "gram_addr";
|
|
INST "ram_addr<1>" TNM = "gram_addr";
|
|
INST "ram_addr<2>" TNM = "gram_addr";
|
|
INST "ram_addr<3>" TNM = "gram_addr";
|
|
INST "ram_addr<4>" TNM = "gram_addr";
|
|
INST "ram_addr<5>" TNM = "gram_addr";
|
|
INST "ram_addr<6>" TNM = "gram_addr";
|
|
INST "ram_addr<7>" TNM = "gram_addr";
|
|
INST "ram_addr<8>" TNM = "gram_addr";
|
|
INST "ram_addr<9>" TNM = "gram_addr";
|
|
INST "ram_addr<10>" TNM = "gram_addr";
|
|
INST "ram_addr<11>" TNM = "gram_addr";
|
|
INST "ram_addr<12>" TNM = "gram_addr";
|
|
INST "ram_addr<13>" TNM = "gram_addr";
|
|
INST "ram_addr<14>" TNM = "gram_addr";
|
|
INST "ram_addr<15>" TNM = "gram_addr";
|
|
INST "ram_addr<16>" TNM = "gram_addr";
|
|
INST "ram_addr<17>" TNM = "gram_addr";
|
|
#
|
|
INST "ram1_cen" TNM = "gram_cs";
|
|
INST "ram1_lbn" TNM = "gram_ds";
|
|
INST "ram1_ubn" TNM = "gram_ds";
|
|
INST "ram1_data<0>" TNM = "gram_data";
|
|
INST "ram1_data<1>" TNM = "gram_data";
|
|
INST "ram1_data<2>" TNM = "gram_data";
|
|
INST "ram1_data<3>" TNM = "gram_data";
|
|
INST "ram1_data<4>" TNM = "gram_data";
|
|
INST "ram1_data<5>" TNM = "gram_data";
|
|
INST "ram1_data<6>" TNM = "gram_data";
|
|
INST "ram1_data<7>" TNM = "gram_data";
|
|
INST "ram1_data<8>" TNM = "gram_data";
|
|
INST "ram1_data<9>" TNM = "gram_data";
|
|
INST "ram1_data<10>" TNM = "gram_data";
|
|
INST "ram1_data<11>" TNM = "gram_data";
|
|
INST "ram1_data<12>" TNM = "gram_data";
|
|
INST "ram1_data<13>" TNM = "gram_data";
|
|
INST "ram1_data<14>" TNM = "gram_data";
|
|
INST "ram1_data<15>" TNM = "gram_data";
|
|
#
|
|
INST "ram2_cen" TNM = "gram_cs";
|
|
INST "ram2_lbn" TNM = "gram_ds";
|
|
INST "ram2_ubn" TNM = "gram_ds";
|
|
INST "ram2_data<0>" TNM = "gram_data";
|
|
INST "ram2_data<1>" TNM = "gram_data";
|
|
INST "ram2_data<2>" TNM = "gram_data";
|
|
INST "ram2_data<3>" TNM = "gram_data";
|
|
INST "ram2_data<4>" TNM = "gram_data";
|
|
INST "ram2_data<5>" TNM = "gram_data";
|
|
INST "ram2_data<6>" TNM = "gram_data";
|
|
INST "ram2_data<7>" TNM = "gram_data";
|
|
INST "ram2_data<8>" TNM = "gram_data";
|
|
INST "ram2_data<9>" TNM = "gram_data";
|
|
INST "ram2_data<10>" TNM = "gram_data";
|
|
INST "ram2_data<11>" TNM = "gram_data";
|
|
INST "ram2_data<12>" TNM = "gram_data";
|
|
INST "ram2_data<13>" TNM = "gram_data";
|
|
INST "ram2_data<14>" TNM = "gram_data";
|
|
INST "ram2_data<15>" TNM = "gram_data";
|
|
#
|
|
# Timing Constraints
|
# Timing Constraints
|
#
|
#
|
NET "sysclk" TNM_NET = "sysclk";
|
NET "sys_clk" TNM_NET = "sys_clk";
|
TIMESPEC "TS_sysclk" = PERIOD "sysclk" 20 ns LOW 50 %;
|
TIMESPEC "TS_sys_clk" = PERIOD "sys_clk" 20 ns LOW 50 %;
|
TIMEGRP "gram_cs" OFFSET = OUT 20 ns AFTER "sysclk";
|
|
TIMEGRP "gram_ds" OFFSET = OUT 20 ns AFTER "sysclk";
|
|
TIMEGRP "gram_rw" OFFSET = OUT 20 ns AFTER "sysclk";
|
|
TIMEGRP "gram_addr" OFFSET = OUT 20 ns AFTER "sysclk";
|
|
TIMEGRP "gram_data" OFFSET = OUT 20 ns AFTER "sysclk";
|
|
TIMEGRP "gram_data" OFFSET = IN 10 ns BEFORE "sysclk";
|
|
|
|
#PACE: Start of PACE Area Constraints
|
#PACE: Start of PACE Area Constraints
|
|
|
#PACE: Start of PACE Prohibit Constraints
|
#PACE: Start of PACE Prohibit Constraints
|
|
|
