tweaking
authorBdale Garbee <bdale@gag.com>
Sat, 6 Feb 2010 19:40:28 +0000 (12:40 -0700)
committerBdale Garbee <bdale@gag.com>
Sat, 6 Feb 2010 19:40:28 +0000 (12:40 -0700)
TeleMetrum/index.mdwn

index dacd2d42e08e50eaf46a724c5a322c7623d5fd88..45d8aa60558e9d4888e31ad738e5be4bbe7de303 100644 (file)
@@ -46,7 +46,7 @@ always want GPS on board, which lead to our current second generation boards.
 * 70cm ham-band transceiver for telemetry downlink
 * Barometric pressure sensor good to 45k feet MSL
 * 1-axis high-g accelerometer for motor characterization
-* SkyTraq Venus GPS module 
+* on-board GPS
 * On-board non-volatile memory for flight data storage
 * USB for power, configuration, and data recovery
 * Integrated support for LiPo rechargeable batteries
@@ -69,13 +69,15 @@ always want GPS on board, which lead to our current second generation boards.
        * 256 byte page size
        * SPI interface
        * other parts in this Atmel DataFlash series can optionally be used
-* Various Sensors
-       * [Freescale MP3H6115A](http://www.freescale.com/webapp/search.partparamdetail.framework?PART_NUMBER=MP3H6115A6U) pressure sensor
-       * [Freescale MMA2202EG](http://www.freescale.com/webapp/search.partparamdetail.framework?PART_NUMBER=MMA2202EG) 50g accelerometer.  Can use 40-200g variants!
+* [SkyTraq](http://www.skytraq.com.tw/) Venus634FLPx GPS receiver
+       * on-board passive patch antenna
+       * U.FL connector with 3.3V DC for optional external amplified antenna
+* [Freescale MP3H6115A](http://www.freescale.com/webapp/search.partparamdetail.framework?PART_NUMBER=MP3H6115A6U) pressure sensor
+* [Freescale MMA2202EG](http://www.freescale.com/webapp/search.partparamdetail.framework?PART_NUMBER=MMA2202EG) 50g accelerometer.  Can use 40-200g variants!
 * Software Features
        * Written mostly in C with some 8051 assembler
        * Runs from on-chip flash, uses on-chip RAM, stores flight data to
-               serial EEPROM chip
+               serial DataFlash chip
        * USB serial emulation for "console" interface
 * Tools Used
        * [gEDA](http://www.gpleda.org/) for schematic capture and PCB layout