On Tuesday 23 September 2008, Angus Ainslie wrote: > On Tue, Sep 23, 2008 at 9:53 AM, -stacy <[EMAIL PROTECTED]> wrote: > > Matthias Apitz wrote: > > > El día Tuesday, September 16, 2008 a las 05:22:14PM -0700, nicklogan > > > > escribió: > > >> Apparently it's been used successfully with a Freerunner and even has > > >> software written to boost the charge rate and create a desktop icon: > > >> > > >> http://www.millions.ca/~stacy/mintyboost/<http://www.millions.ca/%7Est > > >>acy/mintyboost/> > > > > > > Does somebody know how to force the Freerunner to charge with 500mA > > > even if it can't negotiate this via USB with the 'charger'? > > > > My shell script consists of three lines (two of them are output for > > diagnostics) > > > > ================= > > cat /sys/class/i2c-adapter/i2c-0/0-0073/usb_curlim > > echo 500 > /sys/class/i2c-adapter/i2c-0/0-0073/force_usb_limit_dangerous > > cat /sys/class/i2c-adapter/i2c-0/0-0073/usb_curlim > > ================= > > > > If you are plugged into a Minty boost or other non-intelligent charger > > (like my car adaptor charger) the output from the script should be > > > > ================= > > 100 > > 500 > > ================= > > > > The wiki page that documents this and other "black magic" is > > http://wiki.openmoko.org/wiki/GTA02_sysfs > > Why not just add the 47k resistor to the minty boost and then the > Freerunner will choose 1A fast charge ? > > http://wiki.openmoko.org/wiki/Neo_FreeRunner_GTA02_Hardware#Power_Design_Re >quirements
IIRC it was suggested this mode should only be enabled for chargers that were capable of supplying the full 1A. The mintyboost can't do this - you'll be lucky even to reach 500mA. _______________________________________________ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community