clock.tan.talkback.xml

原创：基于VHDL语言编写的电子钟。采用模块化编写

<!--
This XML file (created on Tue Nov 11 22:56:36 2008) contains limited information
from the compilation of logic designs using Quartus II software (BUT NOT THE
LOGIC DESIGN FILES) that will be transmitted to Altera Corporation through
operation of the "TalkBack" feature.  To enable/disable this feature, run
qtb_install.exe located in your quartus/bin folder.  For more information, go
to license.txt.
-->
<talkback>
<ver>5.1</ver>
<schema>quartus_version_5.1_build_176.xsd</schema><license>
	<host_id>0000e8ef1a49</host_id>
	<nic_id>0000e8ef1a49</nic_id>
	<cdrive_id>ace49212</cdrive_id>
</license>
<tool>
	<name>Quartus II</name>
	<version>5.1</version>
	<build>Build 176</build>
	<binary_type>32</binary_type>
	<module>quartus_tan.exe</module>
	<edition>Full Version</edition>
	<compilation_end_time>Tue Nov 11 22:56:36 2008</compilation_end_time>
</tool>
<machine>
	<os>Windows XP</os>
	<cpu>
		<proc_count>1</proc_count>
		<cpu_freq units="MHz">868</cpu_freq>
	</cpu>
	<ram units="MB">256</ram>
</machine>
<top_file>D:/quartus/myproject/clock/clock</top_file>
<mep_data>
	<command_line>quartus_tan --read_settings_files=off --write_settings_files=off clock -c clock --timing_analysis_only</command_line>
</mep_data>
<software_data>
	<smart_recompile>off</smart_recompile>
</software_data>
<messages>
	<warning>Warning: Circuit may not operate. Detected 89 non-operational path(s) clocked by clock &quot;KEY_MODE&quot; with clock skew larger than data delay. See Compilation Report for details.</warning>
	<warning>Warning: Circuit may not operate. Detected 89 non-operational path(s) clocked by clock &quot;KEY_CHANGE&quot; with clock skew larger than data delay. See Compilation Report for details.</warning>
	<warning>Warning: Found 9 node(s) in clock paths which may be acting as ripple and/or gated clocks -- node(s) analyzed as buffer(s) resulting in clock skew</warning>
	<warning>Warning: Found pins functioning as undefined clocks and/or memory enables</warning>
	<info>Info: Quartus II Timing Analyzer was successful. 0 errors, 4 warnings</info>
	<info>Info: Elapsed time: 00:00:05</info>
	<info>Info: Processing ended: Tue Nov 11 22:56:35 2008</info>
	<info>Info: tco from clock &quot;CLK&quot; to destination pin &quot;disp[4]&quot; through register &quot;disp:inst2|disp[3]&quot; is 19.832 ns</info>
	<info>Info: + Longest register to pin delay is 11.400 ns</info>
</messages>
<clock_settings_summary>
	<row>
		<clock_node_name>CLK</clock_node_name>
		<type>User Pin</type>
		<fmax_requirement>None</fmax_requirement>
		<early_latency units="ns">0.000</early_latency>
		<late_latency units="ns">0.000</late_latency>
		<multiply_base_fmax_by>N/A</multiply_base_fmax_by>
		<divide_base_fmax_by>N/A</divide_base_fmax_by>
		<offset>N/A</offset>
	</row>
	<row>
		<clock_node_name>KEY_CHANGE</clock_node_name>
		<type>User Pin</type>
		<fmax_requirement>None</fmax_requirement>
		<early_latency units="ns">0.000</early_latency>
		<late_latency units="ns">0.000</late_latency>
		<multiply_base_fmax_by>N/A</multiply_base_fmax_by>
		<divide_base_fmax_by>N/A</divide_base_fmax_by>
		<offset>N/A</offset>
	</row>
	<row>
		<clock_node_name>KEY_MODE</clock_node_name>
		<type>User Pin</type>
		<fmax_requirement>None</fmax_requirement>
		<early_latency units="ns">0.000</early_latency>
		<late_latency units="ns">0.000</late_latency>
		<multiply_base_fmax_by>N/A</multiply_base_fmax_by>
		<divide_base_fmax_by>N/A</divide_base_fmax_by>
		<offset>N/A</offset>
	</row>
</clock_settings_summary>
<performance>
	<nonclk>
		<type>Worst-case tco</type>
		<slack>N/A</slack>
		<required>None</required>
		<actual>19.832 ns</actual>
	</nonclk>
	<clk>
		<name>CLK</name>
		<slack>N/A</slack>
		<required>None</required>
		<actual>57.63 MHz ( period = 17.353 ns )</actual>
	</clk>
	<clk>
		<name>KEY_MODE</name>
		<slack>N/A</slack>
		<required>None</required>
		<actual>61.74 MHz ( period = 16.197 ns )</actual>
	</clk>
	<clk>
		<name>KEY_CHANGE</name>
		<slack>N/A</slack>
		<required>None</required>
		<actual>62.55 MHz ( period = 15.987 ns )</actual>
	</clk>
</performance>
<compile_id>A4F9BA33</compile_id>
</talkback>