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📁 VHDL Design of BCD to 7-segment decoder using PROM
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Started process "Synthesize".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.ERROR:HDLParsers:164 - d:/7-segment/ex3.vhdl Line 13. parse error, unexpected TOKOUT, expecting IDENTIFIERWARNING:HDLParsers:3465 - Library as no units. Did not save reference file xst/work/hdllib.ref for it.--> Total memory usage is 48128 kilobytesERROR: XST failedProcess "Synthesize" did not complete.
Project Navigator Auto-Make Log File-------------------------------------

Started process "Check Syntax".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.ERROR:HDLParsers:164 - d:/7-segment/ex3.vhdl Line 13. parse error, unexpected TOKOUT, expecting IDENTIFIERWARNING:HDLParsers:3465 - Library as no units. Did not save reference file xst/work/hdllib.ref for it.ERROR: XST failedProcess "Check Syntax" did not complete.
Project Navigator Auto-Make Log File-------------------------------------



Started process "Synthesize".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.Entity <ex3> (Architecture <Behavioral>) compiled.=========================================================================*                            HDL Analysis                               *=========================================================================Analyzing Entity <ex3> (Architecture <Behavioral>).Entity <ex3> analyzed. Unit <ex3> generated.=========================================================================*                           HDL Synthesis                               *=========================================================================Synthesizing Unit <ex3>.    Related source file is d:/7-segment/ex3.vhdl.    Using one-hot encoding for signal <index>.    Found 16x11-bit ROM for signal <index>.    Summary:	inferred   1 ROM(s).Unit <ex3> synthesized.=========================================================================*                       Advanced HDL Synthesis                          *=========================================================================Advanced RAM inference ...Advanced multiplier inference ...Dynamic shift register inference ...=========================================================================HDL Synthesis ReportMacro Statistics# ROMs                             : 1 16x11-bit ROM                     : 1==================================================================================================================================================*                         Low Level Synthesis                           *=========================================================================Optimizing unit <ex3> ...Loading device for application Xst from file '3s200.nph' in environment C:/Xilinx.Mapping all equations...Building and optimizing final netlist ...Found area constraint ratio of 100 (+ 5) on block ex3, actual ratio is 0.=========================================================================*                            Final Report                               *=========================================================================Device utilization summary:---------------------------Selected Device : 3s200ft256-4  Number of Slices:                       4  out of   1920     0%   Number of 4 input LUTs:                 7  out of   3840     0%   Number of bonded IOBs:                 11  out of    173     6%  =========================================================================TIMING REPORTClock Information:------------------No clock signals found in this designTiming Summary:---------------Speed Grade: -4   Minimum period: No path found   Minimum input arrival time before clock: No path found   Maximum output required time after clock: No path found   Maximum combinational path delay: 7.178ns=========================================================================Completed process "Synthesize".

Project Navigator Auto-Make Log File-------------------------------------



Started process "View RTL Schematic".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.Entity <ex3> (Architecture <behavioral>) compiled.=========================================================================*                            HDL Analysis                               *=========================================================================Analyzing Entity <ex3> (Architecture <behavioral>).Entity <ex3> analyzed. Unit <ex3> generated.=========================================================================*                           HDL Synthesis                               *=========================================================================Synthesizing Unit <ex3>.    Related source file is d:/7-segment/ex3.vhdl.    Using one-hot encoding for signal <index>.    Found 16x11-bit ROM for signal <index>.    Summary:	inferred   1 ROM(s).Unit <ex3> synthesized.=========================================================================*                       Advanced HDL Synthesis                          *=========================================================================Advanced RAM inference ...Advanced multiplier inference ...Dynamic shift register inference ...=========================================================================HDL Synthesis ReportMacro Statistics# ROMs                             : 1 16x11-bit ROM                     : 1==================================================================================================================================================*                         Low Level Synthesis                           *==================================================================================================================================================*                            Final Report                               *=========================================================================Completed process "View RTL Schematic".

Project Navigator Auto-Make Log File-------------------------------------

Started process "Synthesize".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.Architecture behavioral of Entity ex3 is up to date.=========================================================================*                            HDL Analysis                               *=========================================================================Analyzing Entity <ex3> (Architecture <behavioral>).Entity <ex3> analyzed. Unit <ex3> generated.=========================================================================*                           HDL Synthesis                               *=========================================================================Synthesizing Unit <ex3>.    Related source file is d:/7-segment/ex3.vhdl.    Using one-hot encoding for signal <index>.    Found 16x11-bit ROM for signal <index>.    Summary:	inferred   1 ROM(s).Unit <ex3> synthesized.=========================================================================*                       Advanced HDL Synthesis                          *=========================================================================Advanced RAM inference ...Advanced multiplier inference ...Dynamic shift register inference ...=========================================================================HDL Synthesis ReportMacro Statistics# ROMs                             : 1 16x11-bit ROM                     : 1==================================================================================================================================================*                         Low Level Synthesis                           *=========================================================================Optimizing unit <ex3> ...Loading device for application Xst from file '3s200.nph' in environment C:/Xilinx.Mapping all equations...Building and optimizing final netlist ...Found area constraint ratio of 100 (+ 5) on block ex3, actual ratio is 0.=========================================================================*                            Final Report                               *=========================================================================Device utilization summary:---------------------------Selected Device : 3s200ft256-4  Number of Slices:                       4  out of   1920     0%   Number of 4 input LUTs:                 7  out of   3840     0%   Number of bonded IOBs:                 11  out of    173     6%  =========================================================================TIMING REPORTClock Information:------------------No clock signals found in this designTiming Summary:---------------Speed Grade: -4   Minimum period: No path found   Minimum input arrival time before clock: No path found   Maximum output required time after clock: No path found   Maximum combinational path delay: 7.178ns=========================================================================Completed process "Synthesize".
Started process "Translate".Command Line: ngdbuild -intstyle ise -dd d:\7-segment/_ngo -i -p xc3s200-ft256-4ex3.ngc ex3.ngd Reading NGO file "d:/7-segment/ex3.ngc" ...Reading component libraries for design expansion...Checking timing specifications ...Checking expanded design ...NGDBUILD Design Results Summary:  Number of errors:     0  Number of warnings:   0Total memory usage is 39136 kilobytesWriting NGD file "ex3.ngd" ...Writing NGDBUILD log file "ex3.bld"...NGDBUILD done.Completed process "Translate".

Project Navigator Auto-Make Log File-------------------------------------



Started process "Synthesize".=========================================================================*                          HDL Compilation                              *=========================================================================Compiling vhdl file d:/7-segment/ex3.vhdl in Library work.Entity <ex3> (Architecture <behavioral>) compiled.=========================================================================*                            HDL Analysis                               *=========================================================================Analyzing Entity <ex3> (Architecture <behavioral>).Entity <ex3> analyzed. Unit <ex3> generated.=========================================================================*                           HDL Synthesis                               *=========================================================================Synthesizing Unit <ex3>.    Related source file is d:/7-segment/ex3.vhdl.    Using one-hot encoding for signal <index>.    Found 16x11-bit ROM for signal <index>.    Summary:	inferred   1 ROM(s).Unit <ex3> synthesized.=========================================================================*                       Advanced HDL Synthesis                          *=========================================================================Advanced RAM inference ...Advanced multiplier inference ...Dynamic shift register inference ...=========================================================================HDL Synthesis ReportMacro Statistics# ROMs                             : 1

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