Hello Brent, Is it possible for you to share your schematic?
I have worked with other hardware platforms, but not the Beagleboard... Thanks Chris On Wednesday, December 5, 2012 7:55:01 PM UTC-8, Brent wrote: > > No, everything is working great. Let me know if you have any problems. > > On Thursday, November 15, 2012 7:38:07 AM UTC-5, Andrzej wrote: > >> Hi Brent! >> I am planning to use CAN BUS in beaglebone. Do you have some troubles >> with can since your last messege? >> >> >> W dniu środa, 25 lipca 2012 19:21:16 UTC+2 użytkownik Brent napisał: >>> >>> For anyone reading this post, the method I used to initialize the can >>> bus did work. I had a (very stupid) wiring problem which is why I thought >>> it was not working. I used a standard 3.3V CAN Transceiver: TI SN65HVD231 >>> and everything works perfectly. >>> >>> On Thursday, June 28, 2012 9:44:22 PM UTC-4, Brent wrote: >>> >>>> Nope, not working. I've been fighting this too long and I'm ready to >>>> give up. I'll just order the cape from Tower >>>> Technologies<http://www.towertech.it/en/products/hardware/tt3201-can-cape/>and >>>> pay out the nose... >>>> >>>> On Tuesday, June 26, 2012 10:53:37 PM UTC-4, Brent wrote: >>>> >>>>> I may have it working now, but won't be able to test for sure until >>>>> tomorrow. can0 is now showing up... here is what I did: >>>>> >>>>> Added these two lines somewhere in the beaglebone_cape_setup() >>>>> function in the /arch/arm/mach-omap2/board-am335xevm.c file. >>>>> setup_pin_mux(uart1dcan1_pin_mux); >>>>> am33xx_d_can_init(1); >>>>> >>>>> A bit of a hack, but it seems to have done the trick. I'll know for >>>>> sure when I plug it into my can bus tomorrow. >>>>> >>>>> On Tuesday, June 26, 2012 3:51:23 PM UTC-4, Koen Kooi wrote: >>>>>> >>>>>> You need platform data to init the can bus. Or as has been popular >>>>>> recently, emulate a can cape with an eeprom :) >>>>>> >>>>>> Op 26 jun. 2012, om 20:00 heeft Brent het volgende geschreven: >>>>>> >>>>>> > Well, still more problems... Going back to my very first post >>>>>> about adding can0 by typing "ip link add dev can0 type can", I still get >>>>>> the same error message. However, vcan works just fine (I enabled this >>>>>> in >>>>>> the config as well). I even tried marking yes to everything in the CAN >>>>>> section, but still no luck. Am I missing something else? My config is >>>>>> shown below: >>>>>> > >>>>>> > # >>>>>> > # Network testing >>>>>> > # >>>>>> > # CONFIG_NET_PKTGEN is not set >>>>>> > # CONFIG_HAMRADIO is not set >>>>>> > CONFIG_CAN=y >>>>>> > CONFIG_CAN_RAW=y >>>>>> > CONFIG_CAN_BCM=y >>>>>> > CONFIG_CAN_GW=m >>>>>> > # >>>>>> > # CAN Device Drivers >>>>>> > # >>>>>> > # CONFIG_CAN_VCAN is not set >>>>>> > # CONFIG_CAN_SLCAN is not set >>>>>> > CONFIG_CAN_DEV=y >>>>>> > CONFIG_CAN_CALC_BITTIMING=y >>>>>> > CONFIG_CAN_TI_HECC=y >>>>>> > # CONFIG_CAN_MCP251X is not set >>>>>> > # CONFIG_CAN_SJA1000 is not set >>>>>> > # CONFIG_CAN_C_CAN is not set >>>>>> > CONFIG_CAN_D_CAN=y >>>>>> > CONFIG_CAN_D_CAN_PLATFORM=y >>>>>> > # >>>>>> > # CAN USB interfaces >>>>>> > # >>>>>> > # CONFIG_CAN_EMS_USB is not set >>>>>> > # CONFIG_CAN_ESD_USB2 is not set >>>>>> > # CONFIG_CAN_SOFTING is not set >>>>>> > # CONFIG_CAN_DEBUG_DEVICES is not set >>>>>> > >>>>>> > On Monday, June 25, 2012 8:08:11 PM UTC-4, RobertCNelson wrote: >>>>>> > On Mon, Jun 25, 2012 at 6:56 PM, Brent <> wrote: >>>>>> > > Thanks, that helped a lot! I had an issue about not finding the >>>>>> firmware, >>>>>> > > but I found your post here to resolve that one. >>>>>> > > >>>>>> > > I feel like I'm seeing the light at the end of the tunnel. >>>>>> Hopefully >>>>>> > > these are the last questions... Is the output in the >>>>>> arch/arm/boot/ >>>>>> > > directory? Is there a procedure somewhere on how to get the >>>>>> files on the SD >>>>>> > > card? >>>>>> > >>>>>> > Your going to copy the uImage to where your boot script looks for >>>>>> it.. >>>>>> > (older looked in the fat16 partition, newer ones look under /boot/ >>>>>> on >>>>>> > the extX partition..) >>>>>> > >>>>>> > For the modules just do: >>>>>> > >>>>>> > make ARCH=arm CROSS_COMPILE=${CC} modules_install >>>>>> INSTALL_MOD_PATH=/media/rootfs >>>>>> > >>>>>> > or wherever you have your mmc's rootfs mounted... >>>>>> > >>>>>> > Regards, >>>>>> > >>>>>> > -- >>>>>> > Robert Nelson >>>>>> > http://www.rcn-ee.com/ >>>>>> > >>>>>> > -- To join: http://beagleboard.org/discuss >>>>>> > To unsubscribe from this group, send email to: >>>>>> > [email protected] >>>>>> > Frequently asked questions: http://beagleboard.org/faq >>>>>> >>>>>> -- 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.
