Good example code: https://www.kernel.org/doc/Documentation/spi/spidev_fdx.c
It works on BBB without any changes.
Manual for linux spidev: https://www.kernel.org/doc/Documentation/spi/spidev
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I've asked this question on Qt forums but still have 0 replies.
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Driver built without XOrg support. And Qt libs are built with -no-xcb
option, so it's not about XOrg. I don't know how Qt draws windows without
any OS window system, but Qt 4.8 works great with QApplication::GuiServer
option and draws windows by itselves.
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HW: Beaglebone Black
Linux: RCN Kernel 3.8 with sgx modules and xenomai
Qt version : qt-everywhere-opensource-src-5.3.1
Configure options: ./configure -release -force-debug-info -confirm-license
-nomake tests -nomake examples -opensource -opengl es2 -device
linux-beagleboard-g++ -device-option
Hardware: Beaglebone black + embest LCD7
Software: TI rootfs + RCN kernel 3.8.13 with sgx modules and xenomai.
Kernel config: http://paste.ubuntu.com/7779382/
I want to disable login prompt and console on LCD display. If I disable
"Framebuffer Console support" in kernel config, framebuffer is no
I think it's better to avoid replicas. I had a bad experience with Embest
replica. It has low quality expansion connectors and I couldn't make it
work with LCD cape correctly. Original CircuitCo BBB works good.
суббота, 28 июня 2014 г., 12:29:50 UTC+4 пользователь bilali...@gmail.com
написал:
>
I think it's better to avoid replicas. I had a big problems with Embest
replica. It has low quality expansion connectors and I couldn't make it
work with LCD cape. Original CircuitCo BBB works good.
суббота, 28 июня 2014 г., 12:29:50 UTC+4 пользователь bilali...@gmail.com
написал:
>
>
> Hello,
Not shure if it's better to create new theme..
I'm trying to build sgx drivers for 3.8 kernel. I know that there is a lot
of disccusions here about that, but I can't find any exact information here.
What I have:
BeagleBone Black + element14 LCD7 cape
RobertCNelson "bb-kernel" kernel, branch "
I've set three variables:
export QWS_MOUSE_PROTO="Tslib:/dev/input/touchscreen0" ; Your touchscreen
device
export TSLIB_CALIBFILE="/media/mmcblk0p1/pointercal" ; Your
calibration file
export TSLIB_TSDEVICE="/dev/input/touchscreen0" ;
Touchscreen device again
and it wo
Can somebody suggest board manufacturer which have no such problems&
вторник, 1 апреля 2014 г., 12:46:15 UTC+4 пользователь Artem Popov написал:
>
> Hello,
>
> I have a problem with BBB + BB-View + LCD7.
> OS: TI-SDK from element14 site
> HW: BBB "PCD Rev B4",
>
>
> On Tue, Apr 1, 2014 at 8:57 AM, Artem Popov
> > wrote:
>
>> There is no revision like "A5" or similar on board. I have BBB from
>> Embest with XAM3359AZCZ100 processor. There is nothing on ethernet header.
>> And it has barcode and code &quo
t;
> Just so people can help you, can you tell us the revision of the board?
> PCB Rev B4 is the PCB, not the board. The revision is either on the
> expansion headers or the RJ45 connector..
>
> Gerald
>
>
> On Tue, Apr 1, 2014 at 4:04 AM, Artem Popov
> > wrote:
I've reconnected internal LCD cable. Blue color appeared and blue noise
disappeared. But there is still not enough color depth.
Picture:
http://timm.upload.s3-external-3.amazonaws.com/color3.jpg
вторник, 1 апреля 2014 г., 12:46:15 UTC+4 пользователь Artem Popov написал:
>
> Hello,
&
Hello,
I have a problem with BBB + BB-View + LCD7.
OS: TI-SDK from element14 site
HW: BBB "PCD Rev B4", Element 14 BB-View cape, 7" LCD "LCDX000-70T"
1. Colors are strange. Looks like not enough color depth or wrong blue
color intencity
2. When I place my hand near the cable, didn't even touchin
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