Hi Charles!
Sorry for the question, but what did you mean with just load? New BBB and set the first Commando: echo cape-universal > /sys/devices/bone_capemgr.*/slots And there I get Write Error. File exists. Guess without this command I cannot proceed? Hannes Am Donnerstag, 1. Mai 2014 14:40:34 UTC+2 schrieb Charles Steinkuehler: > On 5/1/2014 7:13 AM, Hannes Hörting wrote: > > > Hello! > > > > > > Guess I passed now some steps: > > > https://learn.adafruit.com/introduction-to-the-beaglebone-black-device-tree/exporting-and-unexporting-an-overlay > > > > > > Great instruction. I install dtc and can compile your files with "sh > > > make.sh" > > > > > > But there is just one problem: > > > echo cape-universal > /sys/devices/bone_capemgr.*/slots > > > > > > I get: > > > bash: echo: write error: File exists > > > > > > Can I add the line(s) manual in the slots? Because when I open the slot: > > > 0: 54:PF--- > > > 1: 55:PF--- > > > 2: 56:PF--- > > > 3: 57:PF--- > > > 4: ff:P-O-L Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G > > > 5: ff:P-O-L Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI > > > > > > I can add BB-UART1 ... but not cape-universal. > > > > > > Any idea how I can add the settings? > > > > You load *JUST* the cape-universal. It provides user-mode selection of > > pin multiplexing and also loads most useful hardware drivers (like the > > UARTs). > > > > Once loaded, all pins default to inputs with their power-on reset > > default pull up/down settings. To change the pin functions, use the > > config-pin utility: > > > > config-pin p9.24 uart > > config-pin p9.25 high > > > > Just type config-pin (with no options) to get usage info. > > > > You can also provide a file list of pin settings to the program, to > > setup everything at once. There is even a GUI program to generate the > > files, but it doesn't (yet) run on the BeagleBone. Get the PC, Mac, or > > x86 Linux version here: > > > > https://github.com/strahlex/BBIOConfig/releases > > > > -- > > Charles Steinkuehler > > char...@steinkuehler.net -- 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 beagleboard+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
