From: Keith Packard Date: Mon, 26 Aug 2013 01:06:53 +0000 (-0700) Subject: Add EasyMini information X-Git-Url: https://git.gag.com/?p=web%2Faltusmetrum;a=commitdiff_plain;h=55abcab1bd9ec10376199fcbe1e39f333d0681a3 Add EasyMini information Signed-off-by: Keith Packard --- diff --git a/EasyMini.mdwn b/EasyMini.mdwn new file mode 100644 index 0000000..2092a44 --- /dev/null +++ b/EasyMini.mdwn @@ -0,0 +1 @@ +[[!map pages="EasyMini/* and ! EasyMini/*/*"]] diff --git a/EasyMini/index.mdwn b/EasyMini/index.mdwn new file mode 100644 index 0000000..9f565f3 --- /dev/null +++ b/EasyMini/index.mdwn @@ -0,0 +1,61 @@ +# EasyMini + +This is a small, baro-only recording dual-deploy altimeter for +model rocketry + +EasyMini is currently in development, with a handful of prototype +boards built and flown. Production units will eventually be available from the +[Garbee and Garbee](http://auric.gag.com) web +store. + +For the latest EasyMini firmware and related ground station software, please +visit the [AltOS](../AltOS) page on this site. + +These are photos of our current prototype version: + + + + +## Features ## + +### User View ### + +* Recording altimeter for model rocketry +* Supports dual deployment (can fire 2 ejection charges) +* Barometric pressure sensor good to 100k feet MSL +* Designed to use a battery supplying 3.7V-12V. +* 1.5 x 0.8 inch board designed to fit inside 24mm airframe coupler tube +* 2MB on-board data logging flash + +### Developer View ### + +* Hardware Features + * [NXP LPC11U14](http://www.nxp.com/products/microcontrollers/cortex_m0_m0/LPC11U14FHI33.html) System-on-Chip + * ARM Cortex-M0 MCU + * 32k Flash + * 6k RAM + * USB 2.0 + * 8 12-bit analog inputs + * I2C, SPI, async serial + * digital I/O + * [Measurement Specialties MS5607](http://www.meas-spec.com/product/pressure/MS5607-02BA03.aspx) pressure sensor + * 2MB SPI flash +* Software Features + * Written mostly in C with some ARM assembler + * Runs from on-chip flash, uses on-chip RAM, stores flight data to + flash memory part +* Tools Used + * [gEDA](http://www.gpleda.org/) for schematic capture and PCB layout + * [GCC](http://gcc.gnu.org/) compiler and source debugger +* Licenses + * The hardware is licensed under the [TAPR](http://www.tapr.org) [Open Hardware License](http://www.tapr.org/ohl.html) + * The software is licensed [GPL version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html) + +## Artifacts ## + +There is a single manual for EasyMini and all other Altus Metrum products, +which is available in [html](../AltOS/doc/altusmetrum.html) and +[pdf](../AltOS/doc/altusmetrum.pdf) formats. + +The hardware design files can be found on [git.gag.com](http://git.gag.com) +in the project [hw/easymini](http://git.gag.com/?p=hw/easymini;a=summary). diff --git a/EasyMini/v0.2/easymini-parts-thumb.jpg b/EasyMini/v0.2/easymini-parts-thumb.jpg new file mode 100644 index 0000000..ec79fc0 Binary files /dev/null and b/EasyMini/v0.2/easymini-parts-thumb.jpg differ diff --git a/EasyMini/v0.2/easymini-parts.jpg b/EasyMini/v0.2/easymini-parts.jpg new file mode 100644 index 0000000..724d4ea Binary files /dev/null and b/EasyMini/v0.2/easymini-parts.jpg differ diff --git a/EasyMini/v0.2/easymini-top-thumb.jpg b/EasyMini/v0.2/easymini-top-thumb.jpg new file mode 100644 index 0000000..f018f15 Binary files /dev/null and b/EasyMini/v0.2/easymini-top-thumb.jpg differ diff --git a/EasyMini/v0.2/easymini-top.jpg b/EasyMini/v0.2/easymini-top.jpg new file mode 100644 index 0000000..2b9e0a3 Binary files /dev/null and b/EasyMini/v0.2/easymini-top.jpg differ diff --git a/index.mdwn b/index.mdwn index 9c4866a..90288eb 100644 --- a/index.mdwn +++ b/index.mdwn @@ -82,17 +82,21 @@ These are projects we're working on that may become products someday: is the name of the firmware and related utilities that Keith maintains for the set of hardware projects here. +* [EasyMini](EasyMini/) +is a small dual-deploy rocketry altimeter using the MS5607 barometry +pressure sensor. + * [MegaDongle](MegaDongle/) is a higher-performance alternative to [TeleDongle](TeleDongle/). -* [TeleMega](TeleMega/) -is a high-end flight computer with 6 pyro channels, more and better sensors, -GPS, and a high performance bidirectional RF telemetry link. - * [OpenAlt](OpenAlt/) was Bdale's original project here, a dual-deploy rocketry altimeter. One prototype was built, but never flown. This project is now indefinitely on hold. +* [TeleMega](TeleMega/) +is a high-end flight computer with 6 pyro channels, more and better sensors, +GPS, and a high performance bidirectional RF telemetry link. + * [TeleNano](TeleNano/) is a tiny rocketry altimeter with telemetry using only a barometric pressure sensor