Hi all, Even i am also not see data on CAN Tx pin. Please let me know able to solve this issue.
Regards Bhimesh On Thursday, August 22, 2013 7:22:30 PM UTC+5:30, lazarman wrote: > > I saw similar using can hw analyzer showed no data actually being sent > have not revisited this was going to use a logic analyzer as I dont have a > scope at home > > Sent from Yahoo! Mail on Android > > ------------------------------ > * From: * biber....@googlemail.com <javascript:> <biber....@googlemail.com > <javascript:>>; > * To: * <beagl...@googlegroups.com <javascript:>>; > * Subject: * [beagleboard] Re: Testing CAN interfaces DCAN0 and DCAN1 in > beaglebone > * Sent: * Thu, Aug 22, 2013 1:39:01 PM > > Hi, > I have the same problem, did you find a solution? > If so, it would be very nice if you could help me. > > Thanks in advance, > Dennis > > Am Dienstag, 18. Dezember 2012 11:16:28 UTC+1 schrieb Dhiv: >> >> Hello everyone , >> The discussion is all about testing the CAN interface on >> beaglebone also using CAN transceiver IC. Im listing out the things we have >> done and the problem we are facing in this. >> >> 1.We followed the below link to modify the kernel source code to bring up >> DCAN0 and DCAN1 interface where mux settings are also done . >> http://e2e.ti.com/support/dsp/ sitara_arm174_microprocessors/ >> f/791/t/154560.aspx?pi69795=2 >> <http://e2e.ti.com/support/dsp/sitara_arm174_microprocessors/f/791/t/154560.aspx?pi69795=2> >> >> 2.Kernel configuration to enable dcan driver and added CAN utilities to >> the beaglebone target system based on the following link >> http://processors.wiki.ti.com/ index.php/AM335x_DCAN_Driver_ Guide >> <http://processors.wiki.ti.com/index.php/AM335x_DCAN_Driver_Guide> >> >> 3.With this changes we obtained CAN0 and CAN1 interfaces on beaglebone . >> Using CAN utilities , we tested CAN interfaces by sending and receiving >> datas in loopback mode , which is working fine . >> >> 4. Now we have connected the DCAN0_TX(P9- 20th pin) and DCAN0_RX(P9-19th >> pin) of the beaglebone to tx and rx pin of the CAN transceiver. >> >> 5.using can utilities , we tried to send datas to the CAN transceiver (tx >> pin) , from DCAN0_TX(P9-20th pin). But the problem is, i can't get any CAN >> signal but 3.3V all the time on DCAN0_TX(P9.20 on BeagleBone),. >> >> Please tell us where we went wrong . >> >> Thanks in advance , >> Dhiv :) >> >> -- > 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...@googlegroups.com <javascript:>. > For more options, visit https://groups.google.com/groups/opt_out. > -- 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.
