--- a/index.html Thu May 27 18:53:10 2010 +0100
+++ b/index.html Fri May 28 13:40:58 2010 +0100
@@ -12,11 +12,22 @@
<h1><img alt="Logo" src="images/n4c-logo.png" width="243" height="52" /> N4C Summer
2010 Trial</h1>
-<strong><span style="font-size: 24pt">DRAFT 2010-05-27 SUBJECT TO CHANGE</span></strong><small>contact: stephen.farrell@cs.tcd.ie</small>
+<strong><span style="font-size: 24pt">DRAFT 2010-05-28 SUBJECT TO CHANGE</span></strong><small>contact: stephen.farrell@cs.tcd.ie</small>
+<table border="0" width="100%">
+</tbody>
+<tr>
+<td width="20%">
+<p><a href="index.html">Home</a></p>
+</td>
+<td width="80%">
<p style="text-align:right;margin-left:auto;margin-right:0;"><a
-href="#Contact">Contact</a>, <a href="#privacy">Privacy, security etc.</a>,
+href="index.html#Contact">Contact</a>, <a href="index.html#privacy">Privacy, security etc.</a>,
English, Swenska, Saami, Deutsche</p>
+</td>
+</tr>
+</tbody>
+</table>
<p>Between <a href="#Locations">early July</a> and the <a
href="#Locations">middle of August</a> 2010 the participants in the networking
@@ -158,9 +169,12 @@
How you configure this depends on your client, but there are many
web pages that explain this, for example:
-<a href="http://mail.google.com/support/bin/answer.py?hl=en&answer=13287">http://mail.google.com/support/bin/answer.py?hl=en&answer=13287</a>.
-Note that if your password is something you use elsewhere, then you really
-should turn on the TLS or SSL security options.
+<a href="http://mail.google.com/support/bin/topic.py?hl=en&topic=12913">
+http://mail.google.com/support/bin/topic.py?hl=en&topic=12913</a>
+Note that if your password is something you use elsewhere, or if
+you are concerned that another user could eavesdrop your wireless
+connection then you really
+should turn on the TLS or SSL security options.
</li>
<li>Once your mail account is setup and working, you can choose to
@@ -303,7 +317,7 @@
experimental network and depends on users behaving well, so please
do not abuse the system! (Thanks:-)</p>
-<strong><span style="font-size: 24pt">DRAFT 2010-05-27 SUBJECT TO CHANGE</span></strong><small>contact: stephen.farrell@cs.tcd.ie</small>
+<strong><span style="font-size: 24pt">DRAFT 2010-05-28 SUBJECT TO CHANGE</span></strong><small>contact: stephen.farrell@cs.tcd.ie</small>
</body>
--- a/router-screen.html Thu May 27 18:53:10 2010 +0100
+++ b/router-screen.html Fri May 28 13:40:58 2010 +0100
@@ -11,9 +11,25 @@
<body>
<h1>Village DTN Router - Hardware User Interface</h1>
-<p>stephen.farrell@cs.tcd.ie, 2010-05-27</p>
+<p>stephen.farrell@cs.tcd.ie, 2010-05-28</p>
-<p>This document describes the external user interface of the village DTN
+<table border="0" width="100%">
+</tbody>
+<tr>
+<td width="20%">
+<p><a href="index.html">Home</a></p>
+</td>
+<td width="80%">
+<p style="text-align:right;margin-left:auto;margin-right:0;"><a
+href="index.html#Contact">Contact</a>, <a href="index.html#privacy">Privacy, security etc.</a>,
+English, Swenska, Saami, Deutsche</p>
+</td>
+</tr>
+</tbody>
+</table>
+
+
+<p>This page describes the external user interface of the village DTN
router box. That is: how to interpret the contents displayed on the screen and
how to turn the device on and off safely.</p>
@@ -38,21 +54,39 @@
particular, the filesystems - such an error would be the equivalent of a
hard-disk failure in a laptop.</p>
-<p align="center">
+<table border="0">
+</tbody>
+<tr>
+<td>
+
+<p align="left">
<a href="images/S-on.jpg"><img src="images/S-on-small.jpg" alt="switch"/></a><br/>
-Figure 2 shows the ON/OFF switch in the "ON" position.
+Figure 2: the ON/OFF switch in the "ON" position.
</p>
-<p align="center">
+</td>
+<td>
+
+<p align="left">
<a href="images/S-off.jpg"><img src="images/S-off-small.jpg" alt="switch"/></a><br/>
-Figure 3 shows the ON/OFF switch in the "OFF" position.
+Figure 3: the ON/OFF switch in the "OFF" position.
</p>
-<p align="center">
+</td>
+</tr>
+<tr>
+<td>
+
+<p align="left">
<a href="images/S-turingon.jpg"><img src="images/S-turingon-small.jpg" alt="switch"/></a><br/>
-Figure 4 shows a user switching the device to the "ON" position.
+Figure 4: a user switching the device to the "ON" position.
</p>
+</td>
+</tr>
+</tbody>
+</table>
+
<p>That's all nice and simple so far, but its gets a little more complicated when
we need to understand how the device manages power, which is, of course, in
short supply in Padjelanta!</p>
@@ -168,6 +202,13 @@
<td>N/A</td>
</tr>
+<tr>
+<td>SLEEP</td>
+<td>Sleep from 22:00 to 06:00</td>
+<td>Just like everyone else, these nodes need to have a snooze at night</td>
+<td>N/A</td>
+</tr>
+
</tbody>
</table>
@@ -183,6 +224,8 @@
the various fields on the screen. Example messages are described
below.</p>
+<p>Note that the screeen is only ever updated once per minute.</p>
+
<table border="1" width="30%" align="center">
<caption>Startup Screen</caption>
<tbody>
@@ -203,7 +246,6 @@
on and this being displayed, one can see that the screen has
power, but nothing is displayed.</p>
-<p>Note that the screeen is only updated once every minute.</p>
<table border="1" width="30%" align="center">
<caption>UP State</caption>
@@ -228,7 +270,9 @@
state (lower left), the Voltage level (in millivolts) on the top left,
the current being drawn in milli-Amps (as a negative number) or the
current being received from the solar panels (positive numbers) in
-the top-middle, and the current local time on the top right.</p>
+the top-middle, and the current local time on the top right. In
+this case, the battery level is 11.64V and the node is drawing
+0.376 Amps from the battery.</p>
<table border="1" width="30%" align="center">
<caption>OVERRIDE State</caption>
@@ -259,8 +303,8 @@
<tbody>
<tr>
<td>
-V:1164
-</td><td>A:-376
+V:1148
+</td><td>A:1513
</td><td align="right"> 14:03
</td>
</tr>
@@ -276,31 +320,8 @@
</table>
<p>The STANDBY-SHORT state display is as for the UP state, but with the
time scheduled for the next reboot displayed
-in the bottom right.</p>
-
-<table border="1" width="30%" align="center">
-<caption>STANDBY-LONG State</caption>
-<tbody>
-<tr>
-<td>
-V:1164
-</td><td>A:-376
-</td><td align="right"> 14:03
-</td>
-</tr>
-<tr>
-<td>
-STBYLONG
-</td><td>
-</td><td align="right">
-Wake@17:33
-</td>
-</tr>
-</tbody>
-</table>
-<p>The STANDBY-LONG state display is as for the UP state, but with the
-time scheduled for the next reboot displayed
-in the bottom right.</p>
+in the bottom right. In this case, the node is charging, receiving
+1.512Amps.</p>
<table border="1" width="30%" align="center">
<caption>SLEEP State</caption>
@@ -309,7 +330,7 @@
<td>
V:1164
</td><td>A:-376
-</td><td align="right"> 14:03
+</td><td align="right"> 23:03
</td>
</tr>
<tr>
@@ -328,25 +349,29 @@
<table border="1" width="30%" align="center">
-<caption>Power Management Error<caption>
+<caption>Sample Error Screen</caption>
<tbody>
<tr>
<td>
+V:1189
+</td><td>A:-376
+</td><td align="right"> 14:03
+</td>
+</tr>
+<tr>
+<td>
Voltage Spike
</td>
</tr>
-<tr>
-<td>
-Power App Restart
-</td>
-</tr>
</tbody>
</table>
<p>This screen is displayed in the case of a power management
-error. The error message may vary. Users should leave the
+error where the voltage has changed too quickly to represent
+a reliable measurement. The error message may vary. Users should leave the
device alone for at least 30 minutes if this is displayed.
After that, if the device is not in one of the other known
-states, they should turn the device on and off and then
+states, they should turn the device off, wait 10 seconds,
+then turn the device back on and
leave it on, and report the problem (if possible).</p>
</body>