Search found 6 matches

by uyouu
Wed 30. Aug 2017, 07:29
Forum: PCAN-Basic
Topic: About a long time problem.
Replies: 1
Views: 3264

About a long time problem.

Hi,
I wrote an app to send an recieve pcan basic message with c# code, and when i run this app for a long time 580 hours, i saw the log is only send message,response message function was broke ,I want know the possible reasons about this , log file like this :

R 05:45:09.408 0x490 00 00 47 E0 01 ...
by uyouu
Sun 25. Dec 2016, 15:01
Forum: PCAN-UDS
Topic: Negative response doesn't give a error on the status
Replies: 8
Views: 15576

Re: Negative response doesn't give a error on the status

Thank you so much ,i solve the problem. :D :D :D
by uyouu
Sun 25. Dec 2016, 05:52
Forum: PCAN-Basic
Topic: About Autoreset
Replies: 1
Views: 3899

About Autoreset

Hi
I have a problem about busOff status ,Does it can AutoReset for just once ? But uninit and init method is not allowed to reset the hardware :cry: :cry: :cry:
by uyouu
Fri 10. Jun 2016, 17:29
Forum: PCAN-UDS
Topic: Negative response doesn't give a error on the status
Replies: 8
Views: 15576

Re: Negative response doesn't give a error on the status

yes , the status in server is error ok ,and write success,but in client i have no response ,i use the
"SvcDiagnosticSessionControl(Channel, &Message, 0x03)" and status is Error OK
and there is no response,so I don't know the reason :cry: :cry: :cry: :cry: :cry:
by uyouu
Thu 9. Jun 2016, 15:05
Forum: PCAN-UDS
Topic: Negative response doesn't give a error on the status
Replies: 8
Views: 15576

Re: Negative response doesn't give a error on the status

Yes,I use the source like the examples in c# coding progress,
like this:

Status = UDS_SvcDiagnosticSessionControl(Channel, &Message, PUDS_SVC_PARAM_DSC_DS);
if (Status == PUDS_ERROR_OK)
Status = UDS_WaitForService(Channel, &MessageResponse, &Message);

But the status == 7(no message), not ==0 ...
by uyouu
Thu 9. Jun 2016, 01:37
Forum: PCAN-UDS
Topic: Negative response doesn't give a error on the status
Replies: 8
Views: 15576

Re: Negative response doesn't give a error on the status

Hello,

yes this is normal. The PUDS_ERROR_OK means that the "wait service action" has worked, since the transmission was confirmed and a response was received (and that it was copied into the parameter MessageBuffer). At this point it doesn't matter if the response is positive or negative, only ...