clock.fit.rpt

时钟发生器

; 10                                          ; 1                            ;
; 11                                          ; 2                            ;
; 12                                          ; 2                            ;
+---------------------------------------------+------------------------------+


+--------------------------------------------------------------------------------+
; LAB Signals Sourced Out                                                        ;
+-------------------------------------------------+------------------------------+
; Number of Signals Sourced Out  (Average = 4.21) ; Number of LABs  (Total = 14) ;
+-------------------------------------------------+------------------------------+
; 0                                               ; 0                            ;
; 1                                               ; 4                            ;
; 2                                               ; 2                            ;
; 3                                               ; 0                            ;
; 4                                               ; 3                            ;
; 5                                               ; 1                            ;
; 6                                               ; 1                            ;
; 7                                               ; 0                            ;
; 8                                               ; 1                            ;
; 9                                               ; 0                            ;
; 10                                              ; 2                            ;
+-------------------------------------------------+------------------------------+


+----------------------------------------------------------------------------+
; LAB Distinct Inputs                                                        ;
+---------------------------------------------+------------------------------+
; Number of Distinct Inputs  (Average = 7.36) ; Number of LABs  (Total = 14) ;
+---------------------------------------------+------------------------------+
; 0                                           ; 0                            ;
; 1                                           ; 0                            ;
; 2                                           ; 2                            ;
; 3                                           ; 2                            ;
; 4                                           ; 4                            ;
; 5                                           ; 0                            ;
; 6                                           ; 1                            ;
; 7                                           ; 0                            ;
; 8                                           ; 0                            ;
; 9                                           ; 0                            ;
; 10                                          ; 0                            ;
; 11                                          ; 0                            ;
; 12                                          ; 2                            ;
; 13                                          ; 0                            ;
; 14                                          ; 1                            ;
; 15                                          ; 0                            ;
; 16                                          ; 1                            ;
; 17                                          ; 1                            ;
+---------------------------------------------+------------------------------+


+-----------------+
; Fitter Messages ;
+-----------------+
Info: *******************************************************************
Info: Running Quartus II Fitter
    Info: Version 5.0 Build 148 04/26/2005 SJ Full Version
    Info: Processing started: Fri Oct 27 22:16:27 2006
Info: Command: quartus_fit --read_settings_files=off --write_settings_files=off clock -c clock
Info: Selected device EP1C3T144C8 for design "clock"
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 13 pins of 13 total pins
    Info: Pin out[0] not assigned to an exact location on the device
    Info: Pin out[1] not assigned to an exact location on the device
    Info: Pin out[2] not assigned to an exact location on the device
    Info: Pin out[3] not assigned to an exact location on the device
    Info: Pin out[4] not assigned to an exact location on the device
    Info: Pin out[5] not assigned to an exact location on the device
    Info: Pin out[6] not assigned to an exact location on the device
    Info: Pin out[7] not assigned to an exact location on the device
    Info: Pin sel[0] not assigned to an exact location on the device
    Info: Pin sel[1] not assigned to an exact location on the device
    Info: Pin sel[2] not assigned to an exact location on the device
    Info: Pin clk not assigned to an exact location on the device
    Info: Pin rst 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: Automatically promoted signal "clk" to use Global clock in PIN 17
Info: Automatically promoted some destinations of signal "counter60:counter60_1|carry" to use Global clock
    Info: Destination "counter60:counter60_1|carry" may be non-global or may not use global clock
Info: Automatically promoted some destinations of signal "counter60:counter60_2|carry" to use Global clock
    Info: Destination "counter60:counter60_2|carry" may be non-global or may not use global clock
Info: Automatically promoted some destinations of signal "rst" to use Global clock in PIN 16
    Info: Destination "chooser:chooser1|sel[2]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|sel[1]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|sel[0]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|out[3]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|out[2]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|out[1]" may be non-global or may not use global clock
    Info: Destination "chooser:chooser1|out[0]" may be non-global or may not use global clock
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: 11 (unused VREF, 3.30 VCCIO, 0 input, 11 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. 4 total pin(s) used --  18 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: Estimated most critical path is register to register delay of 3.001 ns
    Info: 1: + IC(0.000 ns) + CELL(0.000 ns) = 0.000 ns; Loc. = LAB_X9_Y7; Fanout = 4; REG Node = 'counter24:counter24_1|out[3]'
    Info: 2: + IC(0.352 ns) + CELL(0.442 ns) = 0.794 ns; Loc. = LAB_X9_Y7; Fanout = 1; COMB Node = 'chooser:chooser1|Select~734'
    Info: 3: + IC(1.085 ns) + CELL(0.292 ns) = 2.171 ns; Loc. = LAB_X9_Y8; Fanout = 1; COMB Node = 'chooser:chooser1|Select~735'
    Info: 4: + IC(0.223 ns) + CELL(0.607 ns) = 3.001 ns; Loc. = LAB_X9_Y8; Fanout = 6; REG Node = 'chooser:chooser1|out[3]'
    Info: Total cell delay = 1.341 ns ( 44.69 % )
    Info: Total interconnect delay = 1.660 ns ( 55.31 % )
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
Warning: The following 1 pins have nothing, GND, or VCC driving datain port -- changes to this connectivity may change fitting results
    Info: Pin out[0] has GND driving its datain port
Info: Quartus II Fitter was successful. 0 errors, 1 warning
    Info: Processing ended: Fri Oct 27 22:16:31 2006
    Info: Elapsed time: 00:00:04