?? loopback.ucf
字號:
NET "clk" TNM_NET = "clk";
TIMESPEC "TS_clk" = PERIOD "clk" 20 ns HIGH 50 %;
OFFSET = IN 6 ns BEFORE "clk" ;
OFFSET = OUT 7.5 ns AFTER "clk" ;
#PACE: Start of Constraints generated by PACE
#PACE: Start of PACE I/O Pin Assignments
NET "clk" LOC = "AJ15" ;
NET "leds<0>" LOC = "AC4" ;
NET "leds<1>" LOC = "AC3" ;
NET "leds<2>" LOC = "AA6" ;
NET "leds<3>" LOC = "AA5" ;
NET "rs232_rx" LOC = "AJ8" ;
NET "rs232_tx" LOC = "AE7" ;
NET "rst" LOC = "AG5" ;
NET "switches<0>" LOC = "AC11" ;
NET "switches<1>" LOC = "AD11" ;
NET "switches<2>" LOC = "AF8" ;
NET "switches<3>" LOC = "AF9" ;
#PACE: Start of PACE Area Constraints
#PACE: Start of PACE Prohibit Constraints
#PACE: End of Constraints generated by PACE
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