On Tuesday, February 11, 2014 3:14:31 PM UTC+5:30, Efecan Yilmaz wrote: > > Hi, > > I'm trying to use a 5.7" LCD screen with Beaglebone Black. I connected the > pins and it's working but there is a problem. LCD's resolution is 640x480 > and doesn't have an EEPROM. So Beaglebone is setting itself to its defualt > resolution, which is 1280x720. I'm trying to change the resolution with: > > am display-size 640x480 > > But it doesn't realy change the resolution. It just configure the > resolution to look like a 640x480 in a 1280x720 screen. When I look at > dumpsys with: > > dumpsys window > > it gives me: > > DisplayContents: > > Display: mDisplayId=0 > > *init=1280x720 160dpi* base=640x480 160dpi cur=640x480 ....... > > I think I need to change that init value. I think that value is being set > by communicating with LCD's EEPROM. Because when I connect a LCD3 Cape > dumpsys window gives init=320x240. Or if LCD doesn't have an EEPROM > Beaglebone set itself to its default resolution. I need to change that > default resolution. >
> Is there a adb or shell command I can use? Or should I change something in > kernel? > That depends on which kernel you are using. If you have the 3.2 android kernel from the TI Android DevKit, you need to tinker with the kernel sources. With the community 3.8 kernel you could get by with passing a kernel parameter. Do go through the beagleboard and rowboat forums. You would get your answers there. -Vishveshwar -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
