Hours 0912

• ceb_log todo BMdoc notes hours_1012 hours_1101 hours_1102 hours_1103 lifefix_log T

Dec 2009

todo

• STAR MARKET - thyme packets,
• order flex cables
• make PCBs for eddy current sense
• measure resistance on boot (incorporate into mode2)
• implement thermal model, w/updates from resistance measurement.
• get LF potential function
• add "text code" into the ASC output from SWIFI
• pickle with robo config to make parameter restoration easier.

thu dec 3

• 15 min : phone discussion w/GG re lifefix
• 15 min : phone discussion w/HH and GG re operation of PP

fri dec 4

• 45 mins on eddy current sensor - calculate inductance and Q factor.
• 1:10 discuss w/GG overview of the lifefix, and derivatives of the linear hall sensor
• 30 mins analyze linear hall sensor data, email plots and assessment

notes

• thesis with reference to planer inductor calculation : http://etd.fcla.edu/SF/SFE0000144/John_Capwell_Thesis.pdf
• seminal work : R. Remke and G. Burdick, "Spiral Inductors for Hybrid and Microwave Applications," IEEE 1974 Electronic Components Conference, pp. 152-161

sat dec 5

• working on knee code

sun dec 6

• 30 mins - experiments with Eddy current sensor.

• working on knee code

mon dec 7

• 1pm - 5:20p
  • meet w/ HH and GG to explore tuning and PFF
  • meet w/ GG to discuss code
  • discuss EMI freqs w/DkG

tue dec 8

• 1pm - 6.30p
  • tuning w/HH
  • code mods w/GG

• • assist w/BT issue
  • assist w/LF issues
  • looking into cause of LF UDP to PC issue

wed dec 9

• 10 min discussion w/RC re lifefix interlock
• 2pm - 7pm
  • set running of LF, resulting on motor overheat
  • continue LF discussion, stratagies for avoiding failures
• 9:20-2am
  • add retry for motor temperature measurment
  • exponential increase in cooling time
  • modify firmware to open motor leads in mode 0
  • add jr3 min, max to run lifefix

thur dec 10

• 10am - 12n
  • code improvements re run_lifefix_v2 (add time difference)
  • SVN updates re lifefix
  • discuss w/ED JR3 issue
  • discuss w/RC re MILE status
• 12:30p - 1:45p
  • will add code to encoder position and drift.
  • added code to zero the LFrobot motor current
  • discuss w/DG LF status and motor needs, will build 2nd LFrobot for testing. we will run potential function

• 6:15p - 8:45p
  • disuss w/GG and DG lifefix improvements
  • test and improve lifefix code, looking into cause of JR3 timing anomaly.
• 11:00p - 1:45a
  • work with MILE encoder

fri dec 11

• 10am - 9pm -0.5 -1.15
  • phone w/ED re how to get MC to get past commutation, fix the code
  • at IW to help with LF
  • assist DG and CA to make in-system motor resistance measurement - seems to be lots of variability
  • improvements to LF code.
    • command line options to set min run interval and total run duration
    • small thrust will zero motor current and reduce PI parameters

• • phone w/RN re boost conveter, review HR_PWM module for dspic

sat dec 12

• 11a-1pm
  • reviewing charge amp code for how errors are processed, code up improvements and partially test
  • review LF status, send email
• 2:30p - 9pm
  • testing Rev300 SC/MC, testing mile encoder
  • modify SC and MC code to work on Rev300 hardware
  • get bench test program running.

sun dec 13

• 10a - 2:30 p
  • testing the EEPROM keys, add support into benchtest
  • verify keys can run a script file
  • make use of the keys in motor_init, etc.
  • experiment with playing JR3 output as a sound file.
  • email DG re status of fixture.

• 4p - 1:10am (-2hr) (-1hr)
  • matlab compilation of plot_lifefix to standalone
  • developing procedure to bring up new boards. Benchtest_users#prepare_a_new_board

• • fix issue with mile encoder firmware.

mon dec 14

• 10am - 1:30 am (yes ~15 hrs) - 45 mins
  • prepare for meeting with RC and RN
  • RC boost converter pre-meeting
  • RC & RN meeting
  • GG, DkG, RC battery and system architecture meeting
  • meeting with DG re lifefix.
  • create lifefix static_test program

notes

• http://www.mathworks.com/support/solutions/en/data/1-1I5TNS/index.html
• C:\Program Files\Microsoft Visual Studio 8\VC\bin
• c:/Program Files/MATLAB/R2007b/bin/win32/mexopts/msvc80engmatopts.bat

tue dec 15

• 10am - 10pm - 1hr
  • emails re LTF status
  • static_test.py development
  • email GG re swifi plotting, and how to change data
  • discussion with RC re GG software project
  • at IW, assist GG with PP hold software
  • discuss w/RC bio results and compare with robot.
  • work with DG on LTF experiment
  • continue static test development, logging of data, start (multi hour) run.

wed dec 16

• 11a - 1:30p
  • review LTF data, write view program for DG, send email summary.
• 2:30p -