+<p>Fix EasyMega and TeleMega upgrade process from 1.9.7 or
+earlier. 1.9.8 introduced larger delay values, which
+required modifying the configuration in-place, and the 1.9.8
+version had a flaw which broke the pyro channel config and
+all of the config values beyond that in memory, including
+APRS interval, IMU accel calibation, beep tone and pyro
+time.</p>
+</li>
+<li>
+<p>Fix TeleMega v5.0 mag sensor driver. This driver was quite
+broken due to developing it in the presence of the magnetic
+beeper on the board. Because of that beeper, the values this
+sensor records are not accurate. Fortunately, they are not
+used for controlling the flight.</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui">E.1.2. AltosUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Parse TeleMega v5.0 log files. A missing check in the code
+meant that the TeleMega v5.0 log files would cause an error
+when attempting to load them. Logs saved with AltosUI
+1.9.8 were not affected, only the presentation of the data
+was broken.</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_8">E.2. Release Notes for Version 1.9.8</h3>
+<div class="paragraph">
+<p>Version 1.9.8</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_2">E.2.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Add support for TeleMega v5.0</p>
+</li>
+<li>
+<p>Extend extra pyro channel times to support delay > 327 seconds</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui_2">E.2.2. AltosUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Support ARM devices in Linux binary release</p>
+</li>
+<li>
+<p>Add support for TeleMega v5.0</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosdroid">E.2.3. AltosDroid</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Show tilt angle in pad and flight tabs</p>
+</li>
+<li>
+<p>Show altitude as well as height (useful for TeleGPS)</p>
+</li>
+<li>
+<p>Support devices without GPS receivers</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_micropeak_gui">E.2.4. MicroPeak GUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Show error dialog if device open fails</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_7">E.3. Release Notes for Version 1.9.7</h3>
+<div class="paragraph">
+<p>Version 1.9.7</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_3">E.3.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Fix TeleGPS logging so that new data are appended to an existing log correctly</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui_3">E.3.2. AltosUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Support Mac OS X 11 (Big Sur)</p>
+</li>
+<li>
+<p>Support Monitor Idle on Easy Timer</p>
+</li>
+<li>
+<p>Fix TeleMega v4.0 and TeleMetrum v3.0 configuration in Antenna Down mode</p>
+</li>
+<li>
+<p>Show launch sites in Load Maps view</p>
+</li>
+<li>
+<p>Add IMU header names to CSV files</p>
+</li>
+<li>
+<p>Clean up TeleGPS log corruption due to firmware bugs during firmware update</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosdroid_2">E.3.3. AltosDroid</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Support older devices back to Android version 5.1</p>
+</li>
+<li>
+<p>Fix a number of issues that could result in app crashes</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_6">E.4. Release Notes for Version 1.9.6</h3>
+<div class="paragraph">
+<p>Version 1.9.6</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_4">E.4.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Fix EasyTimer bug where it might mis-detect boost (either
+detect it early or not at all) due to small errors in
+accelerometer calibration leading to large accumulated error
+in speed.</p>
+</li>
+<li>
+<p>Adjust self-test of new 9-axis IMU (BMX-160) so that it
+doesn’t think the part has a failure when tested sitting
+horizontally.</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_5">E.5. Release Notes for Version 1.9.5</h3>
+<div class="paragraph">
+<p>Version 1.9.5</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_5">E.5.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Add Booster mode for all dual-deploy altimeters. Select
+"Separation & Apogee" mode in AltosUI to fire the 'main'
+channel at first motor burnout and the 'apogee' channel at
+apogee.</p>
+</li>
+<li>
+<p>Improve reliability of stm32l firmware under heavy
+load. This was found using Monitor Idle on TeleMega with all
+flash slots full of data which would occasionally lock up.</p>
+</li>
+<li>
+<p>Fix orientation label in AltosUI for devices with
+radios. This makes the orientation say 'Antenna up' and
+'Antenna Down' for TeleMetrum and TeleMega again.</p>
+</li>
+<li>
+<p>Fix log data for pyro channels which were inhibited (often
+because of a tilt limit). They used to report 'fired' as
+soon as they were inhibited, which was misleading. Now they
+never report as having been fired.</p>
+</li>
+<li>
+<p>Allow Igniter Test to fire each igniter more than once.</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui_4">E.5.2. AltosUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Improve performance of Monitor Idle mode by sending less data for each
+update.</p>
+</li>
+<li>
+<p>Improve Mac OS X install scripts so that they work on
+Catalina. This involves sending the user to get Java from
+the AdoptOpenJDK project which provides a version that works
+with Java applications.</p>
+</li>
+<li>
+<p>Make larger dialogs scrollable for use on smaller screens.</p>
+</li>
+<li>
+<p>Fix troubles re-flashing EasyMega boards running older
+firmware.</p>
+</li>
+<li>
+<p>Add TeleMetrum v3.0 firmware to the Windows
+AltosUI packages.</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_4">E.6. Release Notes for Version 1.9.4</h3>
+<div class="paragraph">
+<p>Version 1.9.4</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_6">E.6.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Fixed firmware for TeleDongle v3.0 and TeleBT v4.0. Version 1.9.3 bricked those
+devices requiring them to be opened up to get them working again.</p>
+</li>
+<li>
+<p>Fixed firmware for EasyMini v1.0. Changes in the storage
+code caused it to use significantly more RAM which made the
+interrupt stack smash into other data structures and cause
+the device to panic at startup time.</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui_5">E.6.2. AltosUI</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Add TeleMetrum v3.0 firmware to the Linux and Mac OSX
+AltosUI packages.</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_3">E.7. Release Notes for Version 1.9.3</h3>
+<div class="paragraph">
+<p>Version 1.9.3</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_7">E.7.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Add APRS offset. Allows multiple APRS transmitters to coordinate when
+transmission occurs to allow them to share a frequency.</p>
+</li>
+<li>
+<p>Fix max log size. Flight computer storage is erased in 64kB chunks. Adjust max
+log size to be a multiple of this size.</p>
+</li>
+<li>
+<p>Check flight erasing more carefully. Handle interrupting erasing in the
+middle.</p>
+</li>
+<li>
+<p>Add EasyTimer support.</p>
+</li>
+</ul>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_altosui_telegps_micropeak">E.7.2. AltosUI, TeleGPS, MicroPeak</h4>
+<div class="ulist">
+<ul>
+<li>
+<p>Add configuration support for APRS offset.</p>
+</li>
+<li>
+<p>Adjust flight log sizes to be a multiple of the flight
+computer erase block size.</p>
+</li>
+<li>
+<p>Report barometric pad altitude in Pad tab for TeleMini.</p>
+</li>
+</ul>
+</div>
+<div style="page-break-after: always;"></div>
+</div>
+</div>
+<div class="sect2">
+<h3 id="_release_notes_for_version_1_9_1">E.8. Release Notes for Version 1.9.1</h3>
+<div class="paragraph">
+<p>Version 1.9.1</p>
+</div>
+<div class="sect3">
+<h4 id="_altos_8">E.8.1. AltOS</h4>
+<div class="ulist">
+<ul>
+<li>