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/%7Estacy/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_Requirements Angus
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