-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Somebody in the thread at some point said: | I was playing around with changing the brightness by putting number in | the brightness file under /sys/class/... and I noticed that I'm not | allowed to write anything higher than 63. Is that the max brightness? | The only reason I have doubts about it is because 63 seems to be such an | arbitrary number. I would like to know if it's possible to make it even | brighter.
You can soak it in petrol and set it on fire, otherwise 63 is the max. This number is coming out of pcf50633 PMU PWM controller for LED backlight. If it makes you any happier the numbers are "semi-logarithmic" Bit 5:0 LEDOUT - LED output voltage select register (address 28h) bit description Access R/W Reset[1] 111111[2] Description output current setting: I LED = V LEDFB ⁄ R SENSE ; examples from the 6-bit semi-logarithmic range Code VLEDFB (mV)[3] 000000:reserved 000001: 2 000011:10 001000:27 001010:37 001110:56 010010:81 010110:113 011010:149 011110:196 100010:250 100110:318 101010:401 101110:501 110010:626 110110:778 111010:961 111111:1250 ... - -Andy -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Fedora - http://enigmail.mozdev.org iEYEARECAAYFAkil0V4ACgkQOjLpvpq7dMrmbACbBNo87GKQvqKcPPizx40IUSIq wv0An1f3Z+7hXxRI7ch+HLtY8CJ/MBWp =jzHX -----END PGP SIGNATURE----- _______________________________________________ devel mailing list [email protected] https://lists.openmoko.org/mailman/listinfo/devel
