decoder3to8.fit.rpt

3-8译码器地简单实现

; dout~98  ; 1                    ;
; dout~97  ; 1                    ;
+----------+----------------------+


+----------------------------------------------------+
; Interconnect Usage Summary                         ;
+----------------------------+-----------------------+
; Interconnect Resource Type ; Usage                 ;
+----------------------------+-----------------------+
; C4s                        ; 13 / 8,840 ( < 1 % )  ;
; Direct links               ; 0 / 11,506 ( 0 % )    ;
; Global clocks              ; 0 / 8 ( 0 % )         ;
; LAB clocks                 ; 0 / 156 ( 0 % )       ;
; LUT chains                 ; 0 / 2,619 ( 0 % )     ;
; Local interconnects        ; 12 / 11,506 ( < 1 % ) ;
; M4K buffers                ; 0 / 468 ( 0 % )       ;
; R4s                        ; 7 / 7,520 ( < 1 % )   ;
+----------------------------+-----------------------+


+--------------------------------------------------------------------------+
; LAB Logic Elements                                                       ;
+--------------------------------------------+-----------------------------+
; Number of Logic Elements  (Average = 8.00) ; Number of LABs  (Total = 1) ;
+--------------------------------------------+-----------------------------+
; 1                                          ; 0                           ;
; 2                                          ; 0                           ;
; 3                                          ; 0                           ;
; 4                                          ; 0                           ;
; 5                                          ; 0                           ;
; 6                                          ; 0                           ;
; 7                                          ; 0                           ;
; 8                                          ; 1                           ;
; 9                                          ; 0                           ;
; 10                                         ; 0                           ;
+--------------------------------------------+-----------------------------+


+---------------------------------------------------------------------------+
; LAB Signals Sourced                                                       ;
+---------------------------------------------+-----------------------------+
; Number of Signals Sourced  (Average = 8.00) ; Number of LABs  (Total = 1) ;
+---------------------------------------------+-----------------------------+
; 0                                           ; 0                           ;
; 1                                           ; 0                           ;
; 2                                           ; 0                           ;
; 3                                           ; 0                           ;
; 4                                           ; 0                           ;
; 5                                           ; 0                           ;
; 6                                           ; 0                           ;
; 7                                           ; 0                           ;
; 8                                           ; 1                           ;
+---------------------------------------------+-----------------------------+


+-------------------------------------------------------------------------------+
; LAB Signals Sourced Out                                                       ;
+-------------------------------------------------+-----------------------------+
; Number of Signals Sourced Out  (Average = 8.00) ; Number of LABs  (Total = 1) ;
+-------------------------------------------------+-----------------------------+
; 0                                               ; 0                           ;
; 1                                               ; 0                           ;
; 2                                               ; 0                           ;
; 3                                               ; 0                           ;
; 4                                               ; 0                           ;
; 5                                               ; 0                           ;
; 6                                               ; 0                           ;
; 7                                               ; 0                           ;
; 8                                               ; 1                           ;
+-------------------------------------------------+-----------------------------+


+---------------------------------------------------------------------------+
; LAB Distinct Inputs                                                       ;
+---------------------------------------------+-----------------------------+
; Number of Distinct Inputs  (Average = 4.00) ; Number of LABs  (Total = 1) ;
+---------------------------------------------+-----------------------------+
; 0                                           ; 0                           ;
; 1                                           ; 0                           ;
; 2                                           ; 0                           ;
; 3                                           ; 0                           ;
; 4                                           ; 1                           ;
+---------------------------------------------+-----------------------------+


+-----------------+
; Fitter Messages ;
+-----------------+
Info: *******************************************************************
Info: Running Quartus II Fitter
    Info: Version 5.0 Build 148 04/26/2005 SJ Full Version
    Info: Processing started: Tue Jul 22 08:12:08 2008
Info: Command: quartus_fit --read_settings_files=off --write_settings_files=off decoder3to8 -c decoder3to8
Info: Selected device EP1C3T144C8 for design "decoder3to8"
Info: Fitter is performing an Auto Fit compilation, which may decrease Fitter effort to reduce compilation time
Info: Device migration not selected. If you intend to use device migration later, you may need to change the pin assignments as they may be incompatible with other devices. 
    Info: Device EP1C6T144C8 is compatible
Info: No exact pin location assignment(s) for 12 pins of 12 total pins
    Info: Pin dout[0] not assigned to an exact location on the device
    Info: Pin dout[1] not assigned to an exact location on the device
    Info: Pin dout[2] not assigned to an exact location on the device
    Info: Pin dout[3] not assigned to an exact location on the device
    Info: Pin dout[4] not assigned to an exact location on the device
    Info: Pin dout[5] not assigned to an exact location on the device
    Info: Pin dout[6] not assigned to an exact location on the device
    Info: Pin dout[7] not assigned to an exact location on the device
    Info: Pin reset not assigned to an exact location on the device
    Info: Pin din[0] not assigned to an exact location on the device
    Info: Pin din[1] not assigned to an exact location on the device
    Info: Pin din[2] not assigned to an exact location on the device
Info: Timing requirements not specified -- optimizing circuit to achieve the following default global requirements
    Info: Assuming a global fmax requirement of 1 MHz
    Info: Not setting a global tsu requirement
    Info: Not setting a global tco requirement
    Info: Not setting a global tpd requirement
Info: Performing register packing on registers with non-logic cell location assignments
Info: Completed register packing on registers with non-logic cell location assignments
Info: Completed User Assigned Global Signals Promotion Operation
Info: DQS I/O pins require 0 global routing resources.
Info: Completed Auto Global Promotion Operation
Info: Starting register packing
Info: Started Fast Input/Output/OE register processing
Info: Finished Fast Input/Output/OE register processing
Info: Fitter is using Normal packing mode for logic elements with Auto setting for Auto Packed Registers logic option
Info: Moving registers into I/O cells, LUTs, and RAM blocks to improve timing and density
Info: Finished moving registers into I/O cells, LUTs, and RAM blocks
Info: Finished register packing
Info: Statistics of I/O pins that need to be placed that use the same VCCIO and VREF, before I/O pin placement
    Info: Number of I/O pins in group: 12 (unused VREF, 3.30 VCCIO, 4 input, 8 output, 0 bidirectional)
        Info: I/O standards used: LVTTL.
Info: I/O bank details before I/O pin placement
    Info: Statistics of I/O banks
        Info: I/O bank number 1 does not use VREF pins and has unused VCCIO pins. 2 total pin(s) used --  20 pins available
        Info: I/O bank number 2 does not use VREF pins and has unused VCCIO pins. 0 total pin(s) used --  28 pins available
        Info: I/O bank number 3 does not use VREF pins and has unused VCCIO pins. 0 total pin(s) used --  26 pins available
        Info: I/O bank number 4 does not use VREF pins and has unused VCCIO pins. 0 total pin(s) used --  28 pins available
Info: Fitter placement preparation operations beginning
Info: Fitter placement preparation operations ending: elapsed time is 00:00:00
Info: Fitter placement operations beginning
Info: Fitter placement was successful
Info: Fitter placement operations ending: elapsed time is 00:00:00
Info: Fitter routing operations beginning
Info: Fitter routing operations ending: elapsed time is 00:00:00
Info: Fitter performed an Auto Fit compilation. Optimizations were skipped to reduce compilation time.
Info: Completed Fixed Delay Chain Operation
Info: Started post-fitting delay annotation
Info: Delay annotation completed successfully
Info: Completed Auto Delay Chain Operation
Info: Quartus II Fitter was successful. 0 errors, 0 warnings
    Info: Processing ended: Tue Jul 22 08:12:10 2008
    Info: Elapsed time: 00:00:02