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Changelog

This changelog will document all notable changes to this file as per NASA request to keep detailed documentation for our Flight Readiness Review (FRR).

[Beta v0.2.5] - 2018-03-14

Changed

  • setting.py max data file recording length changed to 5 mb

Added

  • Added buzzer component after landing
  • Added \x04 tag to terminate readout
  • Created new directory Data_Logs to hold backup log files
  • Added backup data logs that save to Data_Logs directory with linux timestamps
  • Added additional backup data logs that save to ../../Backup_Data directory with uuid
  • Added easily configureable variables in setting.py in case of recording file change.

[Beta v0.2.2] - 2018-03-05

Changed

  • Made .txt readout at startup

Added

  • Added buzzer component code to gnd.py
  • Added buzzer channel control code in setup.py

[Beta v0.2.1] - 2018-03-04

Changed

  • Reduced second file startup file amount from 2000 bytes to 1000 bytes
  • Increased takeoff threashold from 5 to 7 gs
  • Made circular data buffer respond to changes in measurement units

[Alpha Release v0.2.0] - 2018-03-02

Added

  • Added Gershwin backronym explainer in README
  • Added Other MWR repos section
  • Added authors seections

Changed

  • Made the readings default measure in gs
  • Circular buffer now in acceptable to gforce input
  • Made Readme cleaner and added pictures

Other

  • Hardware assembled for first prototype launch on 2018-03-03

[Alpha Release Candidate v0.1.1] - 2018-02-05

Added

  • Added easy X, Y, Z calibration values in settings.py.

Changed

  • install.sh overhauled to install dependancies to python3.
  • Updated readme to do list.

[Alpha Release Candidate v0.1.0] - 2018-02-04

Added

  • Added second trigger to unwind circular buffer when other accelerometers are unwound.

Removed

  • Removed file startup.py
  • Removed all references to neopixels in vdd.py and gnd.py.
  • Removed neopixel constant values from settings.py.

Changed

  • Restructured changelog format
  • run_experiment.sh now prints "Working..." instead of executing startup.py.
  • Max memory limit that stops gnd.py based on the size of loggnd.txt shortened from 5 MB to 2 MB (around 6:40 min).
  • Max memory limit that stops vdd.py based on the size of logvdd.txt shortened from 5 MB to 2 MB (around 6:40 min).
  • Takeoff Threshold constant in settings.py increased from 3gs to 5gs.
  • Renamed accelerometer with address (0x53) from INDUS to YANGTZE.
  • Range of accelerometers increased from +-8g to +-16gs.

[Alpha v0.0.4] - 2018-02-03

Added

  • libbluetooth-dev added in install.sh as dependency.
  • Added code to bluez_client to find and connect with pis running bluez_server [WIP].
  • Added additional examples in readme.
  • Added CHANGELOG.md to document changes.

Changed

  • Max memory limit that stops vdd.py based on the size of logvdd.txt enlarged from 1 MB to 5 MB.
  • Max memory limit that stops gnd.py based on the size of loggnd.txt enlarged from 1 MB to 5 MB.
  • Updated module intro strings to contain more accurate information about the wiring of sparkfun accelerometers.
  • Updated neopixel wiring specifications on module intro strings.

[Alpha v0.0.3] - 2018-02-01

Added

  • Added a max memory limit that stops vdd.py when logvdd.txt file exceeds 1 MB.
  • Added a max memory limit that stops gnd.py when loggnd.txt file exceeds 1 MB.
  • Added code snippets in readme file

Changed

  • LANDING_THRESHOLD contant in settings.py set to 0 for testing purposes.
  • Brightness of neopixel now depends fully on brightness value set at class init.
  • startup.py fully integrated into run_experiment.sh file. Now runs properly at startup
  • Neopixel init brightness lowered from 255 to 16
  • Changed accelerometer hardware from Adafruit brand to Sparkfun brand
  • Expanded To Do section of readme file

[Alpha v0.0.2] - 2018-01-31

Added

  • Proper markdown tags for readme.
  • Added settings.py file - central file to change all variables.

Removed

  • Removed the vdd.py and gnd.py's need for neopixel connections.

Changed

  • Docstrings are now updated to the numpy docstring format.
  • All files with global variables now have variables in the settings.py file.
  • Module intro comments expanded and explains more.
  • startup.py now runs only one neopixel ring with test times seperated by a magenta color wipe.

[Alpha v0.0.1] - 2018-01-30

Added

  • Licensed code under MIT license.
  • Added Readme file with improper title tags.
  • Added file install.sh - execute to install all dependancies.
  • Added file bluez_client.py - basic bluetooth connection functionality for client.
  • Added file bluez_server.py - basic bluetooth connection functionality for server host.
  • Added file gnd.py - to read accelerometer data on (0x53) i2c address.
  • Added file vdd.py - to read accelerometer data on (0x1D) i2c address.
  • Added file run_experiment.sh - to execute both gnd.py and vdd.py and logs data in .txt files.
  • Added file startup.py - experimental initiation file to execute on startup. Not yet implimented.
  • Added file neopixel_lib.py - the neopixel library derived from previous github page.
  • Added file raspi_accel_lib.py - the accelerometer library derived from previous github page.
  • Added file install.sh - executable file that will download all libraries.