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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

Line No.	Rev	Author	Line
1	19	dilbert57	`#PACE: Start of Constraints generated by PACE`
2
3			`#PACE: Start of PACE I/O Pin Assignments`
4	22	dilbert57	`NET "sys_clk" LOC = "T9" ;`
5	19	dilbert57	`#`
6			`# PUSH BUTTONS`
7			`#`
8	22	dilbert57	`NET "rst_sw" LOC = "L14" ;`
9	19	dilbert57	`NET "nmi_sw" LOC = "L13" ;`
10			`#`
11			`# LEDs`
12			`#`
13			`NET "leds<0>" LOC = "K12";`
14			`NET "leds<1>" LOC = "P14";`
15			`NET "leds<2>" LOC = "L12";`
16			`NET "leds<3>" LOC = "N14";`
17			`NET "leds<4>" LOC = "P13";`
18			`NET "leds<5>" LOC = "N12";`
19			`NET "leds<6>" LOC = "P12";`
20			`NET "leds<7>" LOC = "P11";`
21			`#`
22			`# Switches`
23			`#`
24			`NET "switches<0>" LOC = "F12";`
25			`NET "switches<1>" LOC = "G12";`
26			`NET "switches<2>" LOC = "H14";`
27			`NET "switches<3>" LOC = "H13";`
28			`NET "switches<4>" LOC = "J14";`
29			`NET "switches<5>" LOC = "J13";`
30			`NET "switches<6>" LOC = "K14";`
31			`NET "switches<7>" LOC = "K13";`
32			`#`
33			`# PS/2 KEYBOARD`
34			`#`
35			`NET "ps2c" LOC = "M16" ;`
36			`NET "ps2d" LOC = "M15" ;`
37			`#`
38			`# UART`
39			`#`
40			`NET "rxd" LOC = "T13" ;`
41			`NET "txd" LOC = "R13" ;`
42			`#`
43			`# VDU`
44			`#`
45			`NET "red" LOC = "R12" ;`
46			`NET "green" LOC = "T12" ;`
47			`NET "blue" LOC = "R11" ;`
48			`NET "hs" LOC = "R9" ;`
49			`NET "vs" LOC = "T10" ;`
50			`#`
51			`# 7 SEGMENT DISPLAY`
52			`#`
53			`NET "segments<0>" LOC = "E14";`
54			`NET "segments<1>" LOC = "G13";`
55			`NET "segments<2>" LOC = "N15";`
56			`NET "segments<3>" LOC = "P15";`
57			`NET "segments<4>" LOC = "R16";`
58			`NET "segments<5>" LOC = "F13";`
59			`NET "segments<6>" LOC = "N16";`
60			`NET "segments<7>" LOC = "P16";`
61			`NET "digits<0>" LOC = "D14";`
62			`NET "digits<1>" LOC = "G14";`
63			`NET "digits<2>" LOC = "F14";`
64			`NET "digits<3>" LOC = "E13";`
65			`#`
66			`# RAM Address bus`
67			`#`
68			`NET "ram_addr<0>" LOC = "L5" ;`
69			`NET "ram_addr<1>" LOC = "N3" ;`
70			`NET "ram_addr<2>" LOC = "M4" ;`
71			`NET "ram_addr<3>" LOC = "M3" ;`
72			`NET "ram_addr<4>" LOC = "L4" ;`
73			`NET "ram_addr<5>" LOC = "G4" ;`
74			`NET "ram_addr<6>" LOC = "F3" ;`
75			`NET "ram_addr<7>" LOC = "F4" ;`
76			`NET "ram_addr<8>" LOC = "E3" ;`
77			`NET "ram_addr<9>" LOC = "E4" ;`
78			`NET "ram_addr<10>" LOC = "G5" ;`
79			`NET "ram_addr<11>" LOC = "H3" ;`
80			`NET "ram_addr<12>" LOC = "H4" ;`
81			`NET "ram_addr<13>" LOC = "J4" ;`
82			`NET "ram_addr<14>" LOC = "J3" ;`
83			`NET "ram_addr<15>" LOC = "K3" ;`
84			`NET "ram_addr<16>" LOC = "K5" ;`
85			`NET "ram_addr<17>" LOC = "L3" ;`
86			`NET "ram_oen" LOC = "K4" ;`
87			`NET "ram_wen" LOC = "G3" ;`
88			`#`
89			`# RAM1`
90			`#`
91			`NET "ram1_cen" LOC = "P7" ;`
92			`NET "ram1_lbn" LOC = "P6" ;`
93			`NET "ram1_ubn" LOC = "T4" ;`
94			`NET "ram1_data<0>" LOC = "N7" ;`
95			`NET "ram1_data<1>" LOC = "T8" ;`
96			`NET "ram1_data<2>" LOC = "R6" ;`
97			`NET "ram1_data<3>" LOC = "T5" ;`
98			`NET "ram1_data<4>" LOC = "R5" ;`
99			`NET "ram1_data<5>" LOC = "C2" ;`
100			`NET "ram1_data<6>" LOC = "C1" ;`
101			`NET "ram1_data<7>" LOC = "B1" ;`
102			`NET "ram1_data<8>" LOC = "D3" ;`
103			`NET "ram1_data<9>" LOC = "P8" ;`
104			`NET "ram1_data<10>" LOC = "F2" ;`
105			`NET "ram1_data<11>" LOC = "H1" ;`
106			`NET "ram1_data<12>" LOC = "J2" ;`
107			`NET "ram1_data<13>" LOC = "L2" ;`
108			`NET "ram1_data<14>" LOC = "P1" ;`
109			`NET "ram1_data<15>" LOC = "R1" ;`
110			`#`
111			`# RAM2`
112			`#`
113			`NET "ram2_cen" LOC = "N5" ;`
114			`NET "ram2_lbn" LOC = "P5" ;`
115			`NET "ram2_ubn" LOC = "R4" ;`
116			`NET "ram2_data<0>" LOC = "P2" ;`
117			`NET "ram2_data<1>" LOC = "N2" ;`
118			`NET "ram2_data<2>" LOC = "M2" ;`
119			`NET "ram2_data<3>" LOC = "K1" ;`
120			`NET "ram2_data<4>" LOC = "J1" ;`
121			`NET "ram2_data<5>" LOC = "G2" ;`
122			`NET "ram2_data<6>" LOC = "E1" ;`
123			`NET "ram2_data<7>" LOC = "D1" ;`
124			`NET "ram2_data<8>" LOC = "D2" ;`
125			`NET "ram2_data<9>" LOC = "E2" ;`
126			`NET "ram2_data<10>" LOC = "G1" ;`
127			`NET "ram2_data<11>" LOC = "F5" ;`
128			`NET "ram2_data<12>" LOC = "C3" ;`
129			`NET "ram2_data<13>" LOC = "K2" ;`
130			`NET "ram2_data<14>" LOC = "M1" ;`
131			`NET "ram2_data<15>" LOC = "N1" ;`
132			`#`
133			`# Timing Constraints`
134			`#`
135	22	dilbert57	`NET "sys_clk" TNM_NET = "sys_clk";`
136			`TIMESPEC "TS_sys_clk" = PERIOD "sys_clk" 20 ns LOW 50 %;`
137	19	dilbert57
138			`#PACE: Start of PACE Area Constraints`
139
140			`#PACE: Start of PACE Prohibit Constraints`
141
142			`#PACE: End of Constraints generated by PACE`

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Subversion Repositories System09

[/] [System09/] [branches/] [mkfiles_rev1/] [rtl/] [System09_Digilent_3S200/] [System09_Digilent_3S200.ucf] - Blame information for rev 89