remove dangling comma

[web/altusmetrum] / EasyMega / index.mdwn

diff --git a/EasyMega/index.mdwn b/EasyMega/index.mdwn
index 77f23e68b7773df8868b5b3d531d0ec901e00072..3a2af7c0366726a2100954493d499c9f6428289c 100644 (file)
--- a/EasyMega/index.mdwn
+++ b/EasyMega/index.mdwn
@@ -13,7 +13,8 @@ For the latest EasyMega firmware and related ground station software, please
 visit the [AltOS](../AltOS) page on this site.  EasyMega requires AltOS
 version 1.4.2 or later.
 
 visit the [AltOS](../AltOS) page on this site.  EasyMega requires AltOS
 version 1.4.2 or later.
 

-Here are photos of the first production version:
+Here are photos of version 1.0 (we may get around to taking picutres of 2.0
+eventually, but it looks substantially similar):

 
 <a href="v1.0/easymega-v1.0-top.jpg"> <img src="v1.0/easymega-v1.0-top-thumb.jpg"></a>
 <a href="v1.0/easymega-v1.0-bottom.jpg"> <img src="v1.0/easymega-v1.0-bottom-thumb.jpg"></a>
 
 <a href="v1.0/easymega-v1.0-top.jpg"> <img src="v1.0/easymega-v1.0-top-thumb.jpg"></a>
 <a href="v1.0/easymega-v1.0-bottom.jpg"> <img src="v1.0/easymega-v1.0-bottom-thumb.jpg"></a>


@@ -28,11 +29,12 @@ Here are photos of the first production version:
   configurable and can be based on time and various flight events and status,
   including angle from vertical (for safety in staging and air start flights).
 * Barometric pressure sensor good to 100k feet MSL
   configurable and can be based on time and various flight events and status,
   including angle from vertical (for safety in staging and air start flights).
 * Barometric pressure sensor good to 100k feet MSL

-* 1-axis 105-g accelerometer for motor characterization
+* 3-axis 200-g accelerometer for motor characterization

 * 3-axis 16-g accelerometer for gyro calibration
 * 3-axis 2000 deg/sec gyros
 * 3-axis magnetic sensor
 * On-board non-volatile memory for flight data storage
 * 3-axis 16-g accelerometer for gyro calibration
 * 3-axis 2000 deg/sec gyros
 * 3-axis magnetic sensor
 * On-board non-volatile memory for flight data storage

+* Can drive up to 4 RC-style servos

 * USB for power, configuration, and data recovery
 * Integrated support for LiPo rechargeable batteries
 * User choice of pyro battery configuration, can use primary LiPo or any
 * USB for power, configuration, and data recovery
 * Integrated support for LiPo rechargeable batteries
 * User choice of pyro battery configuration, can use primary LiPo or any


@@ -49,14 +51,14 @@ Here are photos of the first production version:
                * Wide range — 120kPa to 1kPa (approximately -1500m to 31000m)
                * High precision — 2.4Pa resolution (approximately 20cm at sea level)
                * Factory calibrated.
                * Wide range — 120kPa to 1kPa (approximately -1500m to 31000m)
                * High precision — 2.4Pa resolution (approximately 20cm at sea level)
                * Factory calibrated.

-       * Freescale [MMA6555](http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=MMA65xx&fsrch=1&sr=1) Single Axis SPI Intertial Sensor
-               * +- 105g full-scale
-               * on-chip 12-bit digitizer
-       * Invensense [MPU-6000](http://invensense.com/mems/gyro/mpu6050.html) Six-Axis MEMS Motion Tracking Device
+       * Analog Devices [ADXL375](https://www.analog.com/en/products/adxl375.html) 3-Axis Digital MEMS Accelerometer
+                * +- 200g full-scale
+                * on-chip digitizer
+       * Invensense [MPU-9250](http://invensense.com/mems/gyro/mpu9250.html) Nine-Axis MEMS Motion Tracking Device

                * tri-axis angular rate sensor up to 2000 degrees/second
                * tri-axis accelerometer with +- 16g range
                * tri-axis angular rate sensor up to 2000 degrees/second
                * tri-axis accelerometer with +- 16g range

+               * tri-axis magnetic (compass) sensor

                * three on-chip ADCs for true simultaneous sampling of all axes
                * three on-chip ADCs for true simultaneous sampling of all axes

-       * Honeywell HMC5883L 3-axis magnetic (compass) sensor

 * Software Features
        * Written mostly in C with some ARM assembler
        * Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash
 * Software Features
        * Written mostly in C with some ARM assembler
        * Runs from on-chip flash, uses on-chip RAM, stores flight data to serial flash


@@ -81,6 +83,15 @@ The hardware design current gEDA files are available from
 [git.gag.com](http://git.gag.com) in the project 
 [hw/easymega](http://git.gag.com/?p=hw/easymega;a=summary).  
 
 [git.gag.com](http://git.gag.com) in the project 
 [hw/easymega](http://git.gag.com/?p=hw/easymega;a=summary).  
 

+For those who don't have ready access to the gEDA suite, here are pdf snapshots
+of the files for Production PCB version 5.0 in more easily readable form:
+
+* [schematic](v2.0/easymega-sch.pdf)
+* [pcb artwork](v2.0/easymega-pcb.pdf)
+* [bill of materials](v2.0/partslist.csv)
+
+## [History of EasyMega](history) ##
+

 ## Status ##
 
 ## Status ##
 

-Version 1.0 production units are now available for sale.
+Version 2.0 production units are now available for sale.