<year>2012</year>
<holder>Bdale Garbee and Keith Packard</holder>
</copyright>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-dime.jpg" width="6in"/>
+ </imageobject>
+ </mediaobject>
<legalnotice>
<para>
This document is released under the terms of the
holder with the positive (+) terminal facing away from the
circuit board.
</para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-back.jpg" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
</listitem>
<listitem>
<para>
</chapter>
<chapter>
<title>The MicroPeak USB adapter</title>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="MicroPeakUSB-2.0.jpg" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
<para>
MicroPeak stores barometric pressure information for the first
48 seconds of the flight in on-board non-volatile memory. The
</para>
</listitem>
<listitem>
+ <?dbfo keep-together="always"?>
<para>
- Start the MicroPeak application and click on the Download
- button at the top of the window.
+ Start the MicroPeak application.
</para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-nofont.svg" width="0.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
</listitem>
<listitem>
+ <?dbfo keep-together="always"?>
+ <para>
+ Click on the Download button at the top of the window.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-app.png" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </listitem>
+ <listitem>
+ <?dbfo keep-together="always"?>
+ <para>
+ Select from the listed devices. There will probably be
+ only one.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-device-dialog.png" width="2.3in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </listitem>
+ <listitem>
+ <para>
+ The application will now wait until it receives valid data
+ from the MicroPeak USB adapter.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-download.png" width="2in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
<para>
The MicroPeak USB adapter has a small phototransistor
under the hole in the center of the box.
adapter blinking in time with the orange LED on the
MicroPeak board itself.
</para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="MicroPeakUSB-2.0-inuse.jpg" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
</listitem>
<listitem>
+ <?dbfo keep-together="always"?>
<para>
After the maximum flight height is reported, MicroPeak will
pause for a few seconds, blink the LED four times rapidly
data to a file. If not, you can power cycle the MicroPeak
board and try again.
</para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-save-dialog.png" width="2.3in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </listitem>
+ <listitem>
+ <?dbfo keep-together="always"?>
+ <para>
+ Once the data are saved, a graph will be displayed with
+ height, speed and acceleration values computed from the
+ recorded barometric pressure data. See the next section
+ for more details on that.
+ </para>
</listitem>
</itemizedlist>
</section>
reasonably smooth speed and acceleration data, which would
otherwise be swamped with noise.
</para>
- <para>
- Under the Graph tab, the height, speed and acceleration values
- are displayed together. You can zoom in on the graph by
- clicking and dragging to sweep out an area of
- interest. Right-click on the plot to bring up a menu that will
- let you save, copy or print the graph.
- </para>
- <para>
- The Statistics tab presents overall data from the flight. Note
- that the Maximum height value is taken from the minumum
- pressure captured in flight, and may be different from the
- apparant apogee value as the on-board data are sampled twice
- as fast as the recorded values, or because the true apogee
- occurred after the on-board memory was full. Each value is
- presented in several units as appropriate.
- </para>
- <para>
- A table consisting of the both the raw barometric pressure
- data and values computed from that for each recorded time.
- </para>
<para>
The File menu has operations to open existing flight logs,
Download new data from MicroPeak, Save a copy of the flight
the current window or close all windows and Exit the
application.
</para>
+ <section>
+ <title>MicroPeak Graphs</title>
+ <para>
+ Under the Graph tab, the height, speed and acceleration values
+ are displayed together. You can zoom in on the graph by
+ clicking and dragging to sweep out an area of
+ interest. Right-click on the plot to bring up a menu that will
+ let you save, copy or print the graph.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-graph.png" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </section>
+ <section>
+ <title>MicroPeak Flight Statistics</title>
+ <para>
+ The Statistics tab presents overall data from the flight. Note
+ that the Maximum height value is taken from the minumum
+ pressure captured in flight, and may be different from the
+ apparant apogee value as the on-board data are sampled twice
+ as fast as the recorded values, or because the true apogee
+ occurred after the on-board memory was full. Each value is
+ presented in several units as appropriate.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-statistics.png" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </section>
+ <section>
+ <title>Raw Data</title>
+ <para>
+ A table consisting of the both the raw barometric pressure
+ data and values computed from that for each recorded time.
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-raw-data.png" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </section>
+ <section>
+ <title>Configuring the Graph</title>
+ <para>
+ This selects which graph elements to show, and lets you
+ switch between metric and imperial units
+ </para>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-graph-configure.png" width="4.5in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
+ </section>
</section>
<section>
- <title>Configuring the MicroPeak application</title>
+ <title>Setting MicroPeak Preferences</title>
+ <informalfigure>
+ <mediaobject>
+ <imageobject>
+ <imagedata fileref="micropeak-preferences.png" width="1.8in"/>
+ </imageobject>
+ </mediaobject>
+ </informalfigure>
<para>
The MicroPeak application has a few user settings which are
configured through the Preferences dialog, which can be
projects / fw / altos / blobdiff