3 This is a very small, baro-only recording dual-deploy altimeter for
4 model rocketry with integrated telemetry link.
6 Version 3.0 is in production now and should be available after April
9 Production units will be available from the [Garbee and
10 Garbee](http://shop.gag.com) web store.
12 For the latest TeleMini firmware and related ground station software, please
13 visit the [AltOS](../AltOS) page on this site.
15 Here's a photo of a v3.0 prototype:
17 <a href="v3.0/telemini-v3.0.jpg"> <img src="v3.0/telemini-v3.0-640.jpg"></a>
23 * Recording altimeter for model rocketry
24 * Supports dual deployment (can fire 2 ejection charges)
25 * 70cm ham-band transceiver for telemetry downlink
26 * Barometric pressure sensor good to 100k feet MSL
27 * Designed to use a single LiPo rechargeable battery
28 * 512kB flight data storage
29 * 1.7 x 0.5 inch board designed to fit inside 18mm airframe coupler tube
31 ### Developer View ###
34 * [ST STM32F042G6](http://www.st.com/content/st_com/en/products/microcontrollers/stm32-32-bit-arm-cortex-mcus/stm32f0-series/stm32f0x2/stm32f042g6.html) system on chip
40 * [Measurement Specialties MS5607](http://www.te.com/usa-en/product-CAT-BLPS0035.html) pressure sensor
42 * Written mostly in C with some ARM assembler
44 * [gEDA](http://www.gpleda.org/) for schematic capture and PCB layout
45 * [SDCC](http://sdcc.sourceforge.net/) compiler and source debugger
47 * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html)
48 * The software is licensed [GPL version 2 or later](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html)
52 [Version 1.0](v1.0). Same width (0.5 inches), but doesn't have the
53 rear two mounting holes so it's a bit shorter (1.5 inches instead of
58 There is a single manual for TeleMini and all other Altus Metrum products,
59 which is available in [html](../AltOS/doc/altusmetrum.html) and
60 [pdf](../AltOS/doc/altusmetrum.pdf) formats.
62 An outline of the board with drill hole locations is available in
63 [pdf](../Documents/telemini-v3-outline.pdf) format.
65 The hardware design files can be found on [git.gag.com](http://git.gag.com)
66 in the project [hw/telemini](http://git.gag.com/?p=hw/telemini;a=summary).