doc: typo in micropeak doc hole->hold

[fw/altos] / doc / micropeak.xsl

diff --git a/doc/micropeak.xsl b/doc/micropeak.xsl
index 2120acb2942b3a1ee40c8f521703df244abb1056..8c487e5d97d0d60d8d1cfc892b431356107892e7 100644 (file)
--- a/doc/micropeak.xsl
+++ b/doc/micropeak.xsl
@@ -55,7 +55,8 @@
       </revision>
     </revhistory>
   </bookinfo>
-  <acknowledgements>
+  <dedication>
+    <title>Acknowledgements</title>
     <para>
       Thanks to John Lyngdal for suggesting that we build something like this.
     </para>
@@ -70,7 +71,7 @@ Keith Packard, KD7SQG
 NAR #88757, TRA #12200
       </literallayout>
     </para>
-  </acknowledgements>
+  </dedication>
   <chapter>
     <title>Quick Start Guide</title>
     <para>
@@ -114,20 +115,20 @@ NAR #88757, TRA #12200
        <para>
          Finish preparing the rocket for flight. After the
          previous flight data have been reported, MicroPeak waits for
-         30 seconds before starting to check for launch. This gives
+         one minute before starting to check for launch. This gives
          you time to finish assembling the rocket. As those
          activities might cause pressure changes inside the airframe,
          MicroPeak might accidentally detect boost. If you need to do
-         anything to the airframe after the 30 second window passes,
+         anything to the airframe after the one minute window passes,
          make sure to be careful not to disturb the altimeter. The
-         LED will remain dark during the 30 second delay, but after
+         LED will remain dark during the one minute delay, but after
          that, it will start blinking once every 3 seconds.
        </para>
       </listitem>
       <listitem>
        <para>
-         Fly the rocket. Once the rocket passes about 10m in height
-         (32 feet), the micro-controller will record the ground
+         Fly the rocket. Once the rocket passes about 30m in height
+         (100 feet), the micro-controller will record the ground
          pressure and track the pressure seen during the flight. In
          this mode, the LED flickers rapidly. When the rocket lands,
          and the pressure stabilizes, the micro-controller will record
@@ -224,12 +225,17 @@ NAR #88757, TRA #12200
        </listitem>
        <listitem>
          <para>
-           The MicroPeak USB adapter has a small phototransistor on the 
-           end of the board furthest from the USB connector. Locate
-           this and place the LED on the MicroPeak right over
-           it. Turn on the MicroPeak board and adjust the position
-           until the blue LED on the MicroPeak USB adapter blinks in
-           time with the orange LED on the MicroPeak board.
+           The MicroPeak USB adapter has a small phototransistor on
+           the end of the board furthest from the USB
+           connector. Locate this and place the LED on the MicroPeak
+           directly in contact with it. The MicroPeak LED and the
+           MicroPeak USB adapter photo need to be touching—even a
+           millimeters of space between them will reduce the light
+           intensity from the LED enough that the phototransistor
+           will not sense it. Turn on the MicroPeak board and adjust
+           the position until the blue LED on the MicroPeak USB
+           adapter blinks in time with the orange LED on the
+           MicroPeak board.
          </para>
        </listitem>
        <listitem>
@@ -395,7 +401,7 @@ NAR #88757, TRA #12200
     <section>
       <title>Lithium Battery</title>
       <para>
-       The CR1025 battery used by MicroPeak holes 30mAh of power,
+       The CR1025 battery used by MicroPeak holds 30mAh of power,
        which is sufficient to run for over 40 hours. Because
        MicroPeak powers down on landing, run time includes only time
        sitting on the launch pad or during flight.