i2c_fpga.tan.rpt

FPGA EP2C5Q288C8 I2C 原码,测试OK 打开即用.

Classic Timing Analyzer report for I2C_FPGA
Thu May 29 16:15:57 2008
Quartus II Version 7.2 Build 175 11/20/2007 Service Pack 1 SJ Full Version


---------------------
; Table of Contents ;
---------------------
  1. Legal Notice
  2. Timing Analyzer Summary
  3. Timing Analyzer Settings
  4. Clock Settings Summary
  5. Clock Setup: 'clk'
  6. Clock Setup: 'write'
  7. Clock Hold: 'clk'
  8. tsu
  9. tco
 10. th
 11. Timing Analyzer Messages



----------------
; Legal Notice ;
----------------
Copyright (C) 1991-2007 Altera Corporation
Your use of Altera Corporation's design tools, logic functions 
and other software and tools, and its AMPP partner logic 
functions, and any output files from any of the foregoing 
(including device programming or simulation files), and any 
associated documentation or information are expressly subject 
to the terms and conditions of the Altera Program License 
Subscription Agreement, Altera MegaCore Function License 
Agreement, or other applicable license agreement, including, 
without limitation, that your use is for the sole purpose of 
programming logic devices manufactured by Altera and sold by 
Altera or its authorized distributors.  Please refer to the 
applicable agreement for further details.



+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
; Timing Analyzer Summary                                                                                                                                                                                                                   ;
+------------------------------+------------------------------------------+---------------+------------------------------------------------+-----------------------------+---------------------------+------------+----------+--------------+
; Type                         ; Slack                                    ; Required Time ; Actual Time                                    ; From                        ; To                        ; From Clock ; To Clock ; Failed Paths ;
+------------------------------+------------------------------------------+---------------+------------------------------------------------+-----------------------------+---------------------------+------------+----------+--------------+
; Worst-case tsu               ; N/A                                      ; None          ; 12.621 ns                                      ; sda                         ; i2c:inst4|sda_buf         ; --         ; clk      ; 0            ;
; Worst-case tco               ; N/A                                      ; None          ; 15.074 ns                                      ; i2c:inst4|seg_data[0]       ; seg_data[0]               ; clk        ; --       ; 0            ;
; Worst-case th                ; N/A                                      ; None          ; -1.801 ns                                      ; write                       ; i2c:inst4|main_state.10   ; --         ; clk      ; 0            ;
; Clock Setup: 'clk'           ; N/A                                      ; None          ; 107.56 MHz ( period = 9.297 ns )               ; i2c:inst4|inner_state.fifth ; i2c:inst4|sda_buf         ; clk        ; clk      ; 0            ;
; Clock Setup: 'write'         ; N/A                                      ; None          ; Restricted to 360.10 MHz ( period = 2.777 ns ) ; i2c_test:inst1|counter[1]   ; i2c_test:inst1|counter[3] ; write      ; write    ; 0            ;