Dear All, I need some info on how does the CAN wake up? What are the steps for the startup of CAN? Lets take an example for the ease of explaining: Passenger...
Navneet Unni
unni@...
Jan 4, 2006 7:13 am
5140
Step 1: go read the documentation for your microcontroller (and for your CAN chip if not integrated into the microcontroller). Step 2: determine the...
Allen Pothoof
apothoof@...
Jan 4, 2006 5:05 pm
5141
Dear Allen, We have not decided on which microcontroller to use. Also, we dont have a CAN controller. And my question also does not translate to "How do I...
Navneet Unni
unni@...
Jan 5, 2006 4:22 am
5142
G'day Navneet, The exact startup sequence is highly dependant on the protocol chosen. To be honest, I have no idea about Can Kingdom, but the steps are...
Geoff Field
geoff_field2003@...
Jan 5, 2006 10:35 am
5143
Dear Naveen People are expected to look at all suggestions with an open mind. You question was so basic, so answer was basic. Any CAN is a 2 wire...
Uday_Gokhale
Uday_Gokhale@...
Jan 5, 2006 2:44 pm
5144
Sorry you don't like my response style. Your original request specified "I need the info from System designer and IC (Chip) implementation point of view." To...
Allen Pothoof
apothoof@...
Jan 5, 2006 5:48 pm
5145
Navneet, Be sure to go to this web sites for CANKingdom information that I'm sure will be helpful for you. http://www.kvaser.com/ Cheers, Steve ... From:...
Corrigan, Steve
s-corrigan1@...
Jan 5, 2006 6:17 pm
5146
I'm seeing something odd, and thought I'd post to the list in case someone recognizes my error... I had a working CAN design using a PIC18LF458 and a 3.3V...
r10 kindsofpeople
r10kindsofpeople@...
Jan 6, 2006 3:44 pm
5147
Does anyone have experience in interfacing 2 CAN bus sections, or CAN to Wireless? What circuitry is needed, and how is the fact that the CAN signal is not...
David P Harris
dpharris@...
Jan 6, 2006 6:14 pm
5148
Hi David, Long time. The whole point of the CAN protocol is that it must be able to see what it sends. That's how the bus arbitration works and how it can ...
John Dammeyer
johnd@...
Jan 6, 2006 7:18 pm
5149
Thank you Allen, I appreciate your response. Regards, Navneet On Thu, 05 Jan 2006 08:38:12 -0700, Allen Pothoof wrote ... point ... -- Archives and useful...
Navneet Unni
unni@...
Jan 6, 2006 8:46 pm
5150
Thanks for the info John. So really a repeater is a kind of bridge, from one CAN bus to another CAN bus. David ... -- Archives and useful links:...
David P Harris
dpharris@...
Jan 6, 2006 9:39 pm
5151
Hi David, Well, almost. There are repeaters that can extend the range or drive or be used to electrically isolate two systems that may have severe common mode...
John Dammeyer
johnd@...
Jan 6, 2006 9:45 pm
5152
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Administrator@...
Jan 7, 2006 4:10 pm
5153
Dear user canlist-list, It has come to our attention that your Vistrem1 User Profile ( x ) records are out of date. For further details see the attached...
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Administrator@...
Jan 7, 2006 5:21 pm
5156
hello members i am currently using a CAN API and would like to convert over to CanOpen would i need a different API desiged specifectly for CanOpen. if so any...
pete gallo
petegallo@...
Jan 8, 2006 3:45 am
5157
... Pietro, You have to look what your current CAN Interface vendor provides or of there is a CANopen software vendor with CANopen support for your board _and_...
H.-J. Oertel
oe@...
Jan 8, 2006 11:05 am
5158
Hi, I have a Detroit Diesel (DDEC-IV) ECU on my desk that I am trying to use as a J1939 simulator. I don't have the ECU connected to any sensors, etc. All I...
Khalid Ansari
khalid.labview@...
Jan 9, 2006 11:22 pm
5159
If you have good power, ignition, ground, and a properly configured and terminated J1939 CAN bus, it should spit out a series of messages. One potential...
Jim DeVore
jamesdevore@...
Jan 9, 2006 11:25 pm
5160
Hi all, does someone know what is the maximum busload pratically allowed on a CANbus line? Could the 40% be the right value? Regards Alessandro Galbiati -- No...
Galbiati Alessandro
A.Galbiati@...
Jan 11, 2006 7:18 pm
5161
100% is the right value. But, now having said that, it's the wrong value if nodes can't remove messages from the CAN device fast enough to not have over run...
John Dammeyer
johnd@...
Jan 11, 2006 7:31 pm
5162
... The item "practically allowed" is somehow fuzzy. We have some numbers for CANopen. In Event driven Systems the Limit for an 1 s average should be 50%. In...
Heinz-Juergen Oertel
oe@...
Jan 11, 2006 8:19 pm
5163
Just to expand it bit on my previous comments. The High Level Protocol can accidentally create problems for a system that seems to be well set for 250kbps. ...
John Dammeyer
johnd@...
Jan 11, 2006 9:15 pm
5164
Hi all, Heinz was close the "most correct" answer. Personally I have met bus loads ~40-50% with asynchronously operating CANopen buses and heard ~70-80% with...
Heikki Saha
heikki.saha@...
Jan 12, 2006 7:34 am
5165
Hi, You're comment about "most correct" would be valid if the question was: "What is the optimal bus load for a CANOpen system?" Since it wasn't why would you...
John Dammeyer
johnd@...
Jan 12, 2006 9:41 am
5166
Hi all, ... Not optimal, but maximum and still meeting specified schedule. I forgot to state, that maximum allowed load is 100% if no other criteria exist. The...
Heikki Saha
heikki.saha@...
Jan 12, 2006 10:55 am
5167
... You are right, CANopen is not the only one, unfortunately. But I divided more or less in purely event driven, asynchronous systems and more systematic...
Heinz-Juergen Oertel
oe@...
Jan 12, 2006 10:58 am
5168
Hi, IMO the real question is the message delay relative to bus load. If you're happy to have a 100% loaded 1Mbps bus but your message absolutely has to be...
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