X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=doc%2Faltusmetrum.xsl;h=e696da7933f2f2ac4ffeacbdfe2fd9a228e339d3;hp=b2677a029ed9c66f3c33b3861fddb0382ece3ee0;hb=c9cba68049f957d69a88150470c086dd6f4a42c0;hpb=19243ecc9b5bbdcc069ae24acf1ca807322c84d8 diff --git a/doc/altusmetrum.xsl b/doc/altusmetrum.xsl index b2677a02..e696da79 100644 --- a/doc/altusmetrum.xsl +++ b/doc/altusmetrum.xsl @@ -22,7 +22,7 @@ Towns - 2012 + 2013 Bdale Garbee and Keith Packard @@ -122,7 +122,7 @@ NAR #88757, TRA #12200 support optional capabilities in the future. - The newest device is TeleMini, a dual deploy altimeter with + Our second device was TeleMini, a dual deploy altimeter with radio telemetry and radio direction finding. This device is only 13mm by 38mm (½ inch by 1½ inches) and can fit easily in an 18mm air-frame. @@ -172,8 +172,9 @@ NAR #88757, TRA #12200 The TeleMini battery can be charged by disconnecting it from the TeleMini board and plugging it into a standalone battery charger - board, and connecting that via a USB cable to a laptop or other USB - power source + such as the LipoCharger product included in TeleMini Starter Kits, + and connecting that via a USB cable to a laptop or other USB + power source. The other active device in the starter kit is the TeleDongle USB to @@ -277,6 +278,19 @@ NAR #88757, TRA #12200 apogee and main ejection charges. All Altus Metrum products are designed for use with single-cell batteries with 3.7 volts nominal. + + The battery connectors are a standard 2-pin JST connector and + match batteries sold by Spark Fun. These batteries are + single-cell Lithium Polymer batteries that nominally provide 3.7 + volts. Other vendors sell similar batteries for RC aircraft + using mating connectors, however the polarity for those is + generally reversed from the batteries used by Altus Metrum + products. In particular, the Tenergy batteries supplied for use + in Featherweight flight computers are not compatible with Altus + Metrum flight computers or battery chargers. Check + polarity and voltage before connecting any battery not purchased + from Altus Metrum or Spark Fun. + By default, we use the unregulated output of the Li-Po battery directly to fire ejection charges. This works marvelously with standard @@ -372,6 +386,36 @@ NAR #88757, TRA #12200 tower with a screw-driver trying to turn on your avionics before installing igniters! + + TeleMini is configured via the radio link. Of course, that + means you need to know the TeleMini radio configuration values + or you won't be able to communicate with it. For situations + when you don't have the radio configuration values, TeleMini + offers an 'emergency recovery' mode. In this mode, TeleMini is + configured as follows: + + + Sets the radio frequency to 434.550MHz + + + Sets the radio calibration back to the factory value. + + + Sets the callsign to N0CALL + + + Does not go to 'pad' mode after five seconds. + + + + + To get into 'emergency recovery' mode, first find the row of + four small holes opposite the switch wiring. Using a short + piece of small gauge wire, connect the outer two holes + together, then power TeleMini up. Once the red LED is lit, + disconnect the wire and the board should signal that it's in + 'idle' mode after the initial five second startup period. +
GPS @@ -481,7 +525,7 @@ NAR #88757, TRA #12200 You can monitor the operation of the radio link by watching the lights on the devices. The red LED will flash each time a packet - is tramsitted, while the green LED will light up on TeleDongle when + is transmitted, while the green LED will light up on TeleDongle when it is waiting to receive a packet from the altimeter.
@@ -756,6 +800,15 @@ NAR #88757, TRA #12200 incorrect data from being reported. + + + The age of the displayed data, in seconds since the last + successfully received telemetry packet. In normal operation + this will stay in the low single digits. If the number starts + counting up, then you are no longer receiving data over the radio + link from the flight computer. + + Finally, the largest portion of the window contains a set of @@ -1561,7 +1614,9 @@ NAR #88757, TRA #12200 On the Ground To receive the data stream from the rocket, you need an antenna and short - feed-line connected to one of our TeleDongle units. The + feed-line connected to one of our TeleDongle units. If possible, use an SMA to BNC + adapter instead of feedline between the antenna feedpoint and + TeleDongle, as this will give you the best performance. The TeleDongle in turn plugs directly into the USB port on a notebook computer. Because TeleDongle looks like a simple serial port, your computer does not require special device drivers... just plug it in. @@ -1598,7 +1653,7 @@ NAR #88757, TRA #12200 So, to recap, on the ground the hardware you'll need includes: - an antenna and feed-line + an antenna and feed-line or adapter a TeleDongle @@ -1621,7 +1676,9 @@ NAR #88757, TRA #12200 Arrow Antennas. The 440-3 and 440-5 are both good choices for finding a - TeleMetrum- or TeleMini- equipped rocket when used with a suitable 70cm HT. + TeleMetrum- or TeleMini- equipped rocket when used with a suitable + 70cm HT. TeleDongle and an SMA to BNC adapter fit perfectly + between the driven element and reflector of Arrow antennas.
@@ -1647,22 +1704,36 @@ NAR #88757, TRA #12200
Future Plans - In the future, we intend to offer "companion boards" for the rocket that will - plug in to TeleMetrum to collect additional data, provide more pyro channels, - and so forth. + In the future, we intend to offer "companion boards" for the rocket + that will plug in to TeleMetrum to collect additional data, provide + more pyro channels, and so forth. - We are also working on the design of a hand-held ground terminal that will - allow monitoring the rocket's status, collecting data during flight, and - logging data after flight without the need for a notebook computer on the - flight line. Particularly since it is so difficult to read most notebook - screens in direct sunlight, we think this will be a great thing to have. + Also under design is a new flight computer with more sensors, more + pyro channels, and a more powerful radio system designed for use + in multi-stage, complex, and extreme altitude projects. - Because all of our work is open, both the hardware designs and the software, - if you have some great idea for an addition to the current Altus Metrum family, - feel free to dive in and help! Or let us know what you'd like to see that - we aren't already working on, and maybe we'll get excited about it too... + We are also working on alternatives to TeleDongle. One is a + a stand-alone, hand-held ground terminal that will allow monitoring + the rocket's status, collecting data during flight, and logging data + after flight without the need for a notebook computer on the + flight line. Particularly since it is so difficult to read most + notebook screens in direct sunlight, we think this will be a great + thing to have. We are also working on a TeleDongle variant with + Bluetooth that will work with Android phones and tablets. + + + Because all of our work is open, both the hardware designs and the + software, if you have some great idea for an addition to the current + Altus Metrum family, feel free to dive in and help! Or let us know + what you'd like to see that we aren't already working on, and maybe + we'll get excited about it too... + + + Watch our + web site for more news + and information as our family of products evolves!
@@ -2199,7 +2270,7 @@ NAR #88757, TRA #12200 - RF interface for battery charging, configuration, and data recovery. + RF interface for configuration, and data recovery. @@ -2469,6 +2540,37 @@ NAR #88757, TRA #12200 once you enable the voice output! + + Drill Templates + + These images, when printed, provide precise templates for the + mounting holes in Altus Metrum flight computers + +
+ TeleMetrum template + + TeleMetrum has overall dimensions of 1.000 x 2.750 inches, and the + mounting holes are sized for use with 4-40 or M3 screws. + + + + + + +
+
+ TeleMini template + + TeleMini has overall dimensions of 0.500 x 1.500 inches, and the + mounting holes are sized for use with 2-56 or M2 screws. + + + + + + +
+ Calibration @@ -2577,13 +2679,13 @@ NAR #88757, TRA #12200 Release Notes - - - - - - - + Version 1.1.1 + Version 1.1 + Version 1.0.1 + Version 0.9.2 + Version 0.9 + Version 0.8 + Version 0.7.1