uart.map.rpt

一个完整的用cpld实现串口功能的代码。经过验证

+----------------------------------+-----------------+-----------------+----------------------------------------------------------------------------+
; File Name with User-Entered Path ; Used in Netlist ; File Type       ; File Name with Absolute Path                                               ;
+----------------------------------+-----------------+-----------------+----------------------------------------------------------------------------+
; UART.vhd                         ; yes             ; User VHDL File  ; E:/Cindy/DevelopBoard/EDA主板/max1270/示例程序/vhdl/接口实验/UART/UART.vhd ;
+----------------------------------+-----------------+-----------------+----------------------------------------------------------------------------+


+---------------------------------------------+
; Analysis & Synthesis Resource Usage Summary ;
+-----------------------------------+---------+
; Resource                          ; Usage   ;
+-----------------------------------+---------+
; Total logic elements              ; 212     ;
; Total combinational functions     ; 164     ;
;     -- Total 4-input functions    ; 82      ;
;     -- Total 3-input functions    ; 28      ;
;     -- Total 2-input functions    ; 18      ;
;     -- Total 1-input functions    ; 36      ;
;     -- Total 0-input functions    ; 0       ;
; Combinational cells for routing   ; 0       ;
; Total registers                   ; 78      ;
; Total logic cells in carry chains ; 36      ;
; I/O pins                          ; 14      ;
; Maximum fan-out node              ; rst     ;
; Maximum fan-out                   ; 78      ;
; Total fan-out                     ; 789     ;
; Average fan-out                   ; 3.49    ;
+-----------------------------------+---------+


+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Analysis & Synthesis Resource Utilization by Entity                                                                                                                                      ;
+----------------------------+-------------+--------------+------------+------+--------------+--------------+-------------------+------------------+-----------------+---------------------+
; Compilation Hierarchy Node ; Logic Cells ; LC Registers ; UFM Blocks ; Pins ; Virtual Pins ; LUT-Only LCs ; Register-Only LCs ; LUT/Register LCs ; Carry Chain LCs ; Full Hierarchy Name ;
+----------------------------+-------------+--------------+------------+------+--------------+--------------+-------------------+------------------+-----------------+---------------------+
; |UART                      ; 212 (212)   ; 78           ; 0          ; 14   ; 0            ; 134 (134)    ; 48 (48)           ; 30 (30)          ; 36 (36)         ; |UART               ;
+----------------------------+-------------+--------------+------------+------+--------------+--------------+-------------------+------------------+-----------------+---------------------+
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.


+------------------------------------------------------+
; General Register Statistics                          ;
+----------------------------------------------+-------+
; Statistic                                    ; Value ;
+----------------------------------------------+-------+
; Total registers                              ; 78    ;
; Number of registers using Synchronous Clear  ; 2     ;
; Number of registers using Synchronous Load   ; 4     ;
; Number of registers using Asynchronous Clear ; 78    ;
; Number of registers using Asynchronous Load  ; 0     ;
; Number of registers using Clock Enable       ; 52    ;
; Number of registers using Preset             ; 0     ;
+----------------------------------------------+-------+


+--------------------------------------------------+
; Inverted Register Statistics                     ;
+----------------------------------------+---------+
; Inverted Register                      ; Fan out ;
+----------------------------------------+---------+
; txd_reg                                ; 2       ;
; Total number of inverted registers = 1 ;         ;
+----------------------------------------+---------+


+------------------------------------------------------------------------------------------------------------------------------------------+
; Multiplexer Restructuring Statistics (Restructuring Performed)                                                                           ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; Multiplexer Inputs ; Bus Width ; Baseline Area ; Area if Restructured ; Saving if Restructured ; Registered ; Example Multiplexer Output ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; 7:1                ; 4 bits    ; 16 LEs        ; 4 LEs                ; 12 LEs                 ; Yes        ; |UART|state_rec[0]         ;
; 14:1               ; 3 bits    ; 27 LEs        ; 6 LEs                ; 21 LEs                 ; Yes        ; |UART|txd_buf[1]           ;
; 21:1               ; 3 bits    ; 42 LEs        ; 18 LEs               ; 24 LEs                 ; Yes        ; |UART|txd_buf[0]           ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+


+--------------------------------+
; Analysis & Synthesis Equations ;
+--------------------------------+
The equations can be found in E:/Cindy/DevelopBoard/EDA主板/max1270/示例程序/vhdl/接口实验/UART/UART.map.eqn.


+-------------------------------+
; Analysis & Synthesis Messages ;
+-------------------------------+
Info: *******************************************************************
Info: Running Quartus II Analysis & Synthesis
    Info: Version 5.0 Build 148 04/26/2005 SJ Full Version
    Info: Processing started: Sat Feb 18 12:31:58 2006
Info: Command: quartus_map --read_settings_files=on --write_settings_files=off UART -c UART
Info: Found 2 design units, including 1 entities, in source file UART.vhd
    Info: Found design unit 1: UART-arch
    Info: Found entity 1: UART
Info: Elaborating entity "UART" for the top level hierarchy
Warning: Reduced register "txd_buf[7]" with stuck data_in port to stuck value GND
Warning: Output pins are stuck at VCC or GND
    Warning: Pin "en" stuck at GND
    Warning: Pin "seg_data[0]" stuck at VCC
Info: Registers with preset signals will power-up high
Info: Implemented 226 device resources after synthesis - the final resource count might be different
    Info: Implemented 4 input pins
    Info: Implemented 10 output pins
    Info: Implemented 212 logic cells
Info: Quartus II Analysis & Synthesis was successful. 0 errors, 4 warnings
    Info: Processing ended: Sat Feb 18 12:32:06 2006
    Info: Elapsed time: 00:00:08