Re: [beagleboard] BeagleBoneBlack stuck at boot (+possible solution)

2016-01-26 Thread Christian Keck
h another ARM-based embedded compute, which was caused by strong noise on the serial console RXD input. This noise was misinterpreted as characters by the serial console UART, which caused the U-Boot to stop in order to wait for commands instead of loading the linux image. Christian -- Dipl.-

Re: [beagleboard] Camera solution

2015-08-27 Thread Christian Keck
integration time of webcams can be variated. To eliminate motion blur you might also operate your illumination in pulse mode similar to a flashlight. But this requires synchronisation between the camera and the flashlight, which is missing in Webcams. Christian -- Dipl.-Ing. Christian Keck Institut für

Re: [beagleboard] Camera solution

2015-08-27 Thread Christian Keck
on BeagleBone, if you ask them. Christian -- Dipl.-Ing. Christian Keck Institut für Produktionsmesstechnik Technische Universität Braunschweig Schleinitzstraße 20 D-38106 Braunschweig Telefon: (0531) 391-7026 Telefax: (0531) 391-5837 Mail: mailto://c.k...@tu-braunschweig.de Internet: http

Re: [beagleboard] Element14 BeagleBlack, EEPROM Serial Collision

2014-09-24 Thread Christian Keck
so be used to identify different units. Christian -- Dipl.-Ing. Christian Keck Institut für Produktionsmesstechnik Technische Universität Braunschweig Schleinitzstraße 20 D-38106 Braunschweig Telefon: (0531) 391-7026 Telefax: (0531) 391-5837 Mail: mailto://c.k...@tu-braunschweig.de Internet:

Re: [beagleboard] Reading analog inputs fast in beaglebone black

2014-05-24 Thread Christian Keck
I need to read all 7 analog pins in the BBB every 5 milliseconds. I'm doing so with the following C code: ... while(1){ fread(&value_str, 6, 6, f0); value_int = strtol(value_str,NULL,0); printf("0 %li\n", value_int); fflush(stdout);