project3.map.rpt

用VHDL语言实现一个10秒倒计时电路

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


+-----------------------------------------------------+
; Analysis & Synthesis Resource Usage Summary         ;
+---------------------------------------------+-------+
; Resource                                    ; Usage ;
+---------------------------------------------+-------+
; Total logic elements                        ; 158   ;
;     -- Combinational with no register       ; 91    ;
;     -- Register only                        ; 22    ;
;     -- Combinational with a register        ; 45    ;
;                                             ;       ;
; Logic element usage by number of LUT inputs ;       ;
;     -- 4 input functions                    ; 41    ;
;     -- 3 input functions                    ; 25    ;
;     -- 2 input functions                    ; 64    ;
;     -- 1 input functions                    ; 6     ;
;     -- 0 input functions                    ; 0     ;
;                                             ;       ;
; Logic elements by mode                      ;       ;
;     -- normal mode                          ; 120   ;
;     -- arithmetic mode                      ; 38    ;
;     -- qfbk mode                            ; 0     ;
;     -- register cascade mode                ; 0     ;
;     -- synchronous clear/load mode          ; 0     ;
;     -- asynchronous clear/load mode         ; 9     ;
;                                             ;       ;
; Total registers                             ; 67    ;
; Total logic cells in carry chains           ; 40    ;
; I/O pins                                    ; 19    ;
; Maximum fan-out node                        ; clk   ;
; Maximum fan-out                             ; 39    ;
; Total fan-out                               ; 492   ;
; Average fan-out                             ; 2.78  ;
+---------------------------------------------+-------+


+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Analysis & Synthesis Resource Utilization by Entity                                                                                                                                                                                                                    ;
+----------------------------+-------------+--------------+-------------+--------------+---------+-----------+-----------+------+--------------+--------------+-------------------+------------------+-----------------+------------+---------------------+--------------+
; Compilation Hierarchy Node ; Logic Cells ; LC Registers ; Memory Bits ; DSP Elements ; DSP 9x9 ; DSP 18x18 ; DSP 36x36 ; Pins ; Virtual Pins ; LUT-Only LCs ; Register-Only LCs ; LUT/Register LCs ; Carry Chain LCs ; Packed LCs ; Full Hierarchy Name ; Library Name ;
+----------------------------+-------------+--------------+-------------+--------------+---------+-----------+-----------+------+--------------+--------------+-------------------+------------------+-----------------+------------+---------------------+--------------+
; |project3                  ; 158 (158)   ; 67           ; 0           ; 0            ; 0       ; 0         ; 0         ; 19   ; 0            ; 91 (91)      ; 22 (22)           ; 45 (45)          ; 40 (40)         ; 0 (0)      ; |project3           ; work         ;
+----------------------------+-------------+--------------+-------------+--------------+---------+-----------+-----------+------+--------------+--------------+-------------------+------------------+-----------------+------------+---------------------+--------------+
Note: For table entries with two numbers listed, the numbers in parentheses indicate the number of resources of the given type used by the specific entity alone. The numbers listed outside of parentheses indicate the total resources of the given type used by the specific entity and all of its sub-entities in the hierarchy.


+--------------------------------------------------------------------------------+
; Registers Removed During Synthesis                                             ;
+---------------------------------------+----------------------------------------+
; Register name                         ; Reason for Removal                     ;
+---------------------------------------+----------------------------------------+
; row[7]~reg0                           ; Stuck at GND due to stuck port data_in ;
; row[2]~reg0                           ; Merged with row[3]~reg0                ;
; count2[0]                             ; Merged with count1[0]                  ;
; count2[1]                             ; Merged with count1[1]                  ;
; count2[2]                             ; Merged with count1[2]                  ;
; count2[3]                             ; Merged with count1[3]                  ;
; Total Number of Removed Registers = 6 ;                                        ;
+---------------------------------------+----------------------------------------+


+------------------------------------------------------+
; General Register Statistics                          ;
+----------------------------------------------+-------+
; Statistic                                    ; Value ;
+----------------------------------------------+-------+
; Total registers                              ; 67    ;
; Number of registers using Synchronous Clear  ; 0     ;
; Number of registers using Synchronous Load   ; 0     ;
; Number of registers using Asynchronous Clear ; 4     ;
; Number of registers using Asynchronous Load  ; 5     ;
; Number of registers using Clock Enable       ; 0     ;
; Number of registers using Preset             ; 0     ;
+----------------------------------------------+-------+


+------------------------------------------------------------------------------------------------------------------------------------------+
; Multiplexer Restructuring Statistics (Restructuring Performed)                                                                           ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; Multiplexer Inputs ; Bus Width ; Baseline Area ; Area if Restructured ; Saving if Restructured ; Registered ; Example Multiplexer Output ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; 6:1                ; 2 bits    ; 8 LEs         ; 6 LEs                ; 2 LEs                  ; Yes        ; |project3|row[3]~reg0      ;
; 4:1                ; 4 bits    ; 8 LEs         ; 8 LEs                ; 0 LEs                  ; No         ; |project3|count[3]~0       ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+


+-------------------------------+
; Analysis & Synthesis Messages ;
+-------------------------------+
Info: *******************************************************************
Info: Running Quartus II Analysis & Synthesis
    Info: Version 7.2 Build 151 09/26/2007 SJ Full Version
    Info: Processing started: Wed Dec 24 00:19:44 2008
Info: Command: quartus_map --read_settings_files=on --write_settings_files=off project3 -c project3
Info: Found 2 design units, including 1 entities, in source file project3.vhd
    Info: Found design unit 1: project3-behave
    Info: Found entity 1: project3
Info: Elaborating entity "project3" for the top level hierarchy
Warning (10492): VHDL Process Statement warning at project3.vhd(57): signal "cou1" is read inside the Process Statement but isn't in the Process Statement's sensitivity list
Warning (10492): VHDL Process Statement warning at project3.vhd(71): signal "count" is read inside the Process Statement but isn't in the Process Statement's sensitivity list
Warning (10492): VHDL Process Statement warning at project3.vhd(88): signal "count" is read inside the Process Statement but isn't in the Process Statement's sensitivity list
Warning (14130): Reduced register "row[7]~reg0" with stuck data_in port to stuck value GND
Info: Duplicate registers merged to single register
    Info: Duplicate register "row[2]~reg0" merged to single register "row[3]~reg0"
Info: Duplicate registers merged to single register
    Info: Duplicate register "count2[0]" merged to single register "count1[0]"
    Info: Duplicate register "count2[1]" merged to single register "count1[1]"
    Info: Duplicate register "count2[2]" merged to single register "count1[2]"
    Info: Duplicate register "count2[3]" merged to single register "count1[3]"
Warning: Output pins are stuck at VCC or GND
    Warning (13410): Pin "row[7]" stuck at GND
Info: Implemented 177 device resources after synthesis - the final resource count might be different
    Info: Implemented 2 input pins
    Info: Implemented 17 output pins
    Info: Implemented 158 logic cells
Info: Quartus II Analysis & Synthesis was successful. 0 errors, 6 warnings
    Info: Allocated 163 megabytes of memory during processing
    Info: Processing ended: Wed Dec 24 00:19:47 2008
    Info: Elapsed time: 00:00:03