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prod/doc/: converted analysis.html to analysis.hmac; language cleanup

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This commit is contained in:
Werner Almesberger 2011-05-27 06:45:06 -03:00
parent 2f6c22dbba
commit 9ab082432b
2 changed files with 30 additions and 18 deletions
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4
prod/doc/Makefile
View File

@ -11,8 +11,8 @@ DL=http://downloads.qi-hardware.com/people/werner/wpan/tmp
all: $(HTMLS) $(PNGS) $(JPGS)
index.html: index.hmac style.inc hmac.pl
perl hmac.pl index.hmac >$@ || { rm -f $@; exit 1; }
%.html: %.hmac style.inc hmac.pl
perl hmac.pl $*.hmac >$@ || { rm -f $@; exit 1; }
flow.png: flow.fig
fig2dev -L png -m 0.7 -S 4 $< $@ || { rm -f $@; exit 1; }

44
prod/doc/analysis.html → prod/doc/analysis.hmac
View File

@ -1,19 +1,34 @@
<TITLE>Production and testing: Fault analysis</TITLE>
<BODY>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<HTML>
<H1>Production and testing: Fault analysis</H1>
<TITLE>Production and testing: Fault analysis</TITLE>
<BODY bgcolor="#ffffff" link="#000000" vlink="#404040">
<INCLUDE file="style.inc">
<PAGE_BAR title="Production and testing">
<PAGE_ITEM href="setup.html">Software setup</PAGE_ITEM>
<PAGE_ITEM href="flash.html">Flashing</PAGE_ITEM>
<PAGE_ITEM href="test.html">Functional test</PAGE_ITEM>
<PAGE_CURR href="analysis.html">Fault analysis</PAGE_CURR>
</PAGE_BAR>
<SECTION_BAR>
<SECTION_ITEM href="#components">Components</SECTION_ITEM>
<SECTION_ITEM href="#voltages">Voltages</SECTION_ITEM>
<SECTION_ITEM href="#clock">Clock frequency</SECTION_ITEM>
</SECTION_BAR>
<!-- ====================================================================== -->
<H2>Component placement and orientation</H2>
<SECTION ref="components" title="Component placement and orientation">
<!-- ====================================================================== -->
<H2>Supply voltages</H2>
<SECTION ref="voltages" title="Supply voltages">
The transceiver has three voltage domains:
<UL>
@ -42,7 +57,7 @@ ranges. Any voltages outside of these ranges indicate a problem.
<!-- ---------------------------------------------------------------------- -->
<H3>Measurement setup</H3>
<SUBSECTION title="Measurement setup">
The measurements should be performed with a digital multimeter.
The transceiver's analog and digital supplies (1.8 V) are only
@ -77,7 +92,7 @@ can be checked. If they are correct, proceed with checking the clock.
<!-- ---------------------------------------------------------------------- -->
<H3>Measurement points on atben</H3>
<SUBSECTION title="Measurement points on atben">
The supply voltages on <B>atben</B> can be measured at the terminals of
components as shown in this table:
@ -100,7 +115,7 @@ This image shows the location of the measurement points:
<!-- ---------------------------------------------------------------------- -->
<H3>Measurement points on atusb</H3>
<SUBSECTION title="Measurement points on atusb">
The supply voltages on <B>atusb</B> can be measured at the terminals of
components as shown in this table:
@ -125,9 +140,9 @@ This image shows the location of the measurement points:
<!-- ====================================================================== -->
<H2>Clock frequency</H2>
<SECTION ref="clock" title="Clock frequency">
The flawless performance of the crystal oscillator is crucial for
The precision of the crystal oscillator is crucial for
operation. Anomalies are easy to detect with even a low-cost oscilloscope
and pinpoint specific problems and help to select further analysis steps.
<P>
@ -145,7 +160,7 @@ applies to <B>atben</B> as well as to <B>atusb</B>.
<!-- ---------------------------------------------------------------------- -->
<H3>Measuring the clock on atben</H3>
<SUBSECTION title="Measuring the clock on atben">
<B>atben</B> normally does not output a clock signal. A 1 MHz clock
can be enabled with the following command:
@ -173,7 +188,7 @@ The clock signal (CLKM) is available on the test pad shown here:
<!-- ---------------------------------------------------------------------- -->
<H3>Measuring the clock on atusb</H3>
<SUBSECTION title="Measuring the clock on atusb">
The transceiver provides the clock for the microcontroller in <B>atusb</B>.
A clock signal is therefore always available. Immediately after reset,
@ -207,7 +222,7 @@ depending on how much code was successfully flashed.
<!-- ---------------------------------------------------------------------- -->
<H3>Precision measurements</H3>
<SUBSECTION title="Precision measurements">
The clock frequency of <B>atben</B> can be measured with an accuracy
of about +/&minus; 100 ppm using the program <B>atrf-xtal</B>. <B>atrf-xtal</B>
@ -232,9 +247,6 @@ be good <B>atben</B> board on the same Ben at a comparable temperature.
<P>
<HR>
Up: <A href="index.html">Production and testing</A>&nbsp;
Prev: <A href="test.html">Functional test</A>&nbsp;
<HR>
Last update: 2011-05-27&nbsp;&nbsp;<I>Werner Almesberger</I>
<HR>
</BODY>