itemnew3_2.fit.rpt

项目的研究内容是对硅微谐振式加速度计的数据采集电路开展研究工作。硅微谐振式加速度计敏感结构输出的是两路差分的频率信号

+--------------------+-------+


+-----------------------------------------------------------------------------------------------+
; Advanced Data - Placement Preparation                                                         ;
+-----------------------------------------------------------------------------+-----------------+
; Name                                                                        ; Value           ;
+-----------------------------------------------------------------------------+-----------------+
; Mid Wire Use - Fit Attempt 1                                                ; 20              ;
; Mid Slack - Fit Attempt 1                                                   ; -8598           ;
; Internal Atom Count - Fit Attempt 1                                         ; 68              ;
; LE/ALM Count - Fit Attempt 1                                                ; 68              ;
; LAB Count - Fit Attempt 1                                                   ; 9               ;
; Outputs per Lab - Fit Attempt 1                                             ; 6.778           ;
; Inputs per LAB - Fit Attempt 1                                              ; 4.222           ;
; Global Inputs per LAB - Fit Attempt 1                                       ; 1.556           ;
; LAB Constraint 'non-global clock / CE pair + async load' - Fit Attempt 1    ; 0:8;1:1         ;
; LAB Constraint 'ce + sync load' - Fit Attempt 1                             ; 0:2;1:7         ;
; LAB Constraint 'non-global controls' - Fit Attempt 1                        ; 0:2;1:5;2:2     ;
; LAB Constraint 'un-route combination' - Fit Attempt 1                       ; 0:2;1:5;2:2     ;
; LAB Constraint 'non-global with asyn_clear' - Fit Attempt 1                 ; 0:1;1:3;2:5     ;
; LAB Constraint 'un-route with async_clear' - Fit Attempt 1                  ; 0:1;1:3;2:5     ;
; LAB Constraint 'non-global async clear + sync clear' - Fit Attempt 1        ; 0:8;1:1         ;
; LAB Constraint 'global non-clock/non-asynch_clear' - Fit Attempt 1          ; 0:8;1:1         ;
; LAB Constraint 'ygr_cl_ngclk_gclkce_sload_aload_constraint' - Fit Attempt 1 ; 0:2;1:6;2:1     ;
; LAB Constraint 'global control signals' - Fit Attempt 1                     ; 0:1;1:3;2:3;3:2 ;
; LAB Constraint 'clock / ce pair constraint' - Fit Attempt 1                 ; 0:1;1:5;2:3     ;
; LAB Constraint 'aload_aclr pair with aload used' - Fit Attempt 1            ; 0:8;1:1         ;
; LAB Constraint 'aload_aclr pair' - Fit Attempt 1                            ; 0:1;1:3;2:5     ;
; LAB Constraint 'sload_sclear pair' - Fit Attempt 1                          ; 0:9             ;
; LAB Constraint 'invert_a constraint' - Fit Attempt 1                        ; 0:3;1:6         ;
; LAB Constraint 'has placement constraint' - Fit Attempt 1                   ; 0:6;1:3         ;
; LEs in Chains - Fit Attempt 1                                               ; 29              ;
; LEs in Long Chains - Fit Attempt 1                                          ; 21              ;
; LABs with Chains - Fit Attempt 1                                            ; 4               ;
; LABs with Multiple Chains - Fit Attempt 1                                   ; 0               ;
; Time - Fit Attempt 1                                                        ; 0               ;
; Time in tsm_dat.dll - Fit Attempt 1                                         ; 0.016           ;
+-----------------------------------------------------------------------------+-----------------+


+---------------------------------------------+
; Advanced Data - Placement                   ;
+-------------------------------------+-------+
; Name                                ; Value ;
+-------------------------------------+-------+
; Early Wire Use - Fit Attempt 1      ; 3     ;
; Early Slack - Fit Attempt 1         ; -7067 ;
; Mid Wire Use - Fit Attempt 1        ; 7     ;
; Mid Slack - Fit Attempt 1           ; -7060 ;
; Late Wire Use - Fit Attempt 1       ; 8     ;
; Late Slack - Fit Attempt 1          ; -5808 ;
; Time - Fit Attempt 1                ; 1     ;
; Time in tsm_dat.dll - Fit Attempt 1 ; 0.110 ;
; Time in tsm_tan.dll - Fit Attempt 1 ; 0.189 ;
+-------------------------------------+-------+


+---------------------------------------------+
; Advanced Data - Routing                     ;
+-------------------------------------+-------+
; Name                                ; Value ;
+-------------------------------------+-------+
; Early Slack - Fit Attempt 1         ; -6493 ;
; Early Wire Use - Fit Attempt 1      ; 5     ;
; Peak Regional Wire - Fit Attempt 1  ; 5     ;
; Mid Slack - Fit Attempt 1           ; -7111 ;
; Late Slack - Fit Attempt 1          ; -7111 ;
; Late Slack - Fit Attempt 1          ; -7111 ;
; Late Wire Use - Fit Attempt 1       ; 7     ;
; Time - Fit Attempt 1                ; 0     ;
; Time in tsm_tan.dll - Fit Attempt 1 ; 0.061 ;
+-------------------------------------+-------+


+-----------------+
; Fitter Messages ;
+-----------------+
Info: *******************************************************************
Info: Running Quartus II Fitter
    Info: Version 5.1 Build 176 10/26/2005 SJ Web Edition
    Info: Processing started: Tue Aug 19 10:25:28 2008
Info: Command: quartus_fit --read_settings_files=off --write_settings_files=off itemnew3_2 -c itemnew3_2
Info: Selected device EPM240T100C5 for design "itemnew3_2"
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 EPM240T100I5 is compatible
    Info: Device EPM570T100C5 is compatible
    Info: Device EPM570T100I5 is compatible
Info: No exact pin location assignment(s) for 32 pins of 32 total pins
    Info: Pin num_a[0] not assigned to an exact location on the device
    Info: Pin num_a[1] not assigned to an exact location on the device
    Info: Pin num_a[2] not assigned to an exact location on the device
    Info: Pin num_a[3] not assigned to an exact location on the device
    Info: Pin num_a[4] not assigned to an exact location on the device
    Info: Pin num_a[5] not assigned to an exact location on the device
    Info: Pin num_a[6] not assigned to an exact location on the device
    Info: Pin num_a[7] not assigned to an exact location on the device
    Info: Pin num_clk[0] not assigned to an exact location on the device
    Info: Pin num_clk[1] not assigned to an exact location on the device
    Info: Pin num_clk[2] not assigned to an exact location on the device
    Info: Pin num_clk[3] not assigned to an exact location on the device
    Info: Pin num_clk[4] not assigned to an exact location on the device
    Info: Pin num_clk[5] not assigned to an exact location on the device
    Info: Pin num_clk[6] not assigned to an exact location on the device
    Info: Pin num_clk[7] not assigned to an exact location on the device
    Info: Pin num_clk[8] not assigned to an exact location on the device
    Info: Pin num_clk[9] not assigned to an exact location on the device
    Info: Pin num_clk[10] not assigned to an exact location on the device
    Info: Pin num_clk[11] not assigned to an exact location on the device
    Info: Pin num_clk[12] not assigned to an exact location on the device
    Info: Pin num_clk[13] not assigned to an exact location on the device
    Info: Pin num_clk[14] not assigned to an exact location on the device
    Info: Pin num_clk[15] not assigned to an exact location on the device
    Info: Pin num_clk[16] not assigned to an exact location on the device
    Info: Pin num_clk[17] not assigned to an exact location on the device
    Info: Pin num_clk[18] not assigned to an exact location on the device
    Info: Pin num_clk[19] not assigned to an exact location on the device
    Info: Pin num_clk[20] not assigned to an exact location on the device
    Info: Pin int0 not assigned to an exact location on the device
    Info: Pin a not assigned to an exact location on the device
    Info: Pin clk 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 1000 MHz
    Info: Assuming a global tsu requirement of 2.0 ns
    Info: Assuming a global tco requirement of 1.0 ns
    Info: Assuming a global tpd requirement of 1.0 ns
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: Automatically promoted signal "a" to use Global clock in PIN 14
Info: Automatically promoted signal "clk" to use Global clock in PIN 12
Info: Automatically promoted some destinations of signal "once" to use Global clock
    Info: Destination "int0" may be non-global or may not use global clock
Info: Completed Auto Global Promotion Operation
Info: Starting register packing
Info: Fitter is using Normal packing mode for logic elements with Auto setting for Auto Packed Registers logic option
Info: Moving registers into LUTs to improve timing and density
Info: Started processing fast register assignments
Info: Finished processing fast register assignments
Info: Finished moving registers into LUTs
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: 30 (unused VREF, 3.30 VCCIO, 0 input, 30 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 --  36 pins available
        Info: I/O bank number 2 does not use VREF pins and has unused VCCIO pins. 0 total pin(s) used --  42 pins available
Info: Fitter placement preparation operations beginning
Info: Fitter placement preparation operations ending: elapsed time is 00:00:00
Info: Fitter placement operations begi