Re: [beagleboard] 4DCAPE-70T display blocks all analog inputs

2014-08-12 Thread Alex Gal
Hi, On 12 August 2014 09:37, i...@alamocreekeng.com wrote: Has anyone figured out how to access the analog inputs 4, 5, 6 that are supposedly unused? I am using the 4DCAPE-70T. What do you have in /sys/devices/ocp.3/44e0d000.tscadc/tiadc/iio:device0 ? I see: in_voltage4_raw in_voltage5_raw

Re: [beagleboard] BBB UART2 Write Issue (C/C++)

2014-04-17 Thread Alex Gal
Hi Michael, I'm currently using the BBB to control a rover robot for a project at my university. I'm currently having an issue using the UART file /dev/ttyOx to write an array of characters to a smart servo using c/c++. More specifically, I've opened the file using fopen(/dev/ttyO2, wb)

Re: [beagleboard] Re: Android running on BBB with Linux 3.8

2014-03-16 Thread Alex Gal
Hi, Check out this thread: http://beagleboard.org/Community/Forums/?place=msg%2Fbeagleboard%2FnwS91gX6dtk%2FKzn5LeytsCUJ I had the same issue with the 4DCAPE-70T. I replaced the delay to 15 ms and the issue went away but it still feels like a hack. On Sun, Mar 16, 2014 at 4:11 PM, paccer

Re: [beagleboard] Re: 4dcape-70t lcd and jitter issues

2014-03-04 Thread Alex Gal
: Any chance you could upload a full image file of debian with your fix to a site like drop box or something? One that I could use Win32DiskImager to burn to a 4 gig micro sd card? I would really appreciate it. Thanks. Dan On Friday, February 28, 2014 11:44:19 AM UTC-5, Alex Gal wrote

Re: [beagleboard] Re: 4dcape-70t lcd and jitter issues

2014-02-28 Thread Alex Gal
Hi Daniel, Alex, can you help me, I have the exact same issue. Could you upload your image that fixes the issue with the 5 micro seconds delay. Are you running debian or Ubuntu? I am not an expert on rebuilding the kernel to change the ti_am335x_tsc.c. I use debian and angstrom. I

[beagleboard] 4dcape-70t lcd and jitter issues

2014-02-07 Thread Alex Gal
Hello, I tried the latest kernel from git://github.com/beagleboard/kernel.git that contains Mikka's patch to fix the jitter on lcd7 and 4dcape-70t and I noticed the following: When I start the system, once I touch the screen, hexdump /dev/input/event1 starts dumping data without stopping. In

[beagleboard] Re: 4dcape-70t lcd and jitter issues

2014-02-07 Thread Alex Gal
Hello all, I forgot to mention that adding a udelay of 5 microseconds seems to make the issue go away: diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c index ed83043..e1c0499 100644 --- a/drivers/input/touchscreen/ti_am335x_tsc.c +++