[beagleboard] CAN cape TT3201, MCP2515 chip not working

2018-09-28 Thread smartflyer
Hello everyone, I have a problem using my CAN cape TT3201. I can use the *can0* since quite some time, but I need 1 more CAN bus. For this, the TT3201 is equipped with 2 *MCP2515* microchips which are supposed to translate CAN data to SPI and vice versa. But for some reason, they just don't see

[beagleboard] CAN-CAPE TT3201 CAN/CANBUS on BeagleBone Black Redux

2015-02-17 Thread Andrew P. Lentvorski
Anyway ... tl;dr I can verify that 2 of the 3 CANBUS interfaces on the TT3201 work. The third looks like it should work, but I didn't verify it. For those who would like to actually use the thing, here's the notes I was taking as I was going along in case I need to repeat this: Dealing with C

Re: [beagleboard] CAN-CAPE TT3201

2015-02-15 Thread Andrew P. Lentvorski
n wrote: > > I saw similar issues but didnt have a scope. Did you check the inputs to > transciever with scope ??. I'd bet the IO is not configured properly for > that cape > > -- > *From:* Andrew P. Lentvorski > > *To:* beagl...@

Re: [beagleboard] CAN-CAPE TT3201

2015-02-15 Thread 'Mark Lazarewicz' via BeagleBoard
I saw similar issues but didnt have a scope. Did you check the inputs to transciever with scope ??. I'd bet the IO is not configured properly for that cape From: Andrew P. Lentvorski To: beagleboard@googlegroups.com Sent: Thursday, February 12, 2015 8:12 PM Subject: [beagleboard

[beagleboard] CAN-CAPE TT3201

2015-02-13 Thread Andrew P. Lentvorski
Beaglebone black newb here. I've been fighting with various problems with getting CAN to work and not really getting anywhere. Does anybody have a detailed set of instructions for the TT3201? I'm trying to use the onboard Beaglebone Black CAN which is routed directly to a transceiver to avoid