Re: [etherlab-users] Not PREOP state on EL7201

2014-05-21 Thread Carlos Jiménez Leal
Hello Florian, Thank you for your answer, but i can't understand you, you mean --enable-sii-asign at configure time?, it's not an option of configure. What do you mean? Thank you for your time, regards A 2014-05-21 18:07, Florian Pose escrigué: Hello! On Wed, May 21, 2014 at 04:21:58PM +020

Re: [etherlab-users] DC sync and arrival times of datagrams

2014-05-21 Thread Graeme Foot
Which time you use doesn't matter so much as long as it's stable and you get minimal jitter. With RTAI on startup Linux calculates a cpu frequency and calibrates the timer against it. Between cold starts Linux will generally get the same value, but if you do a soft restart it will often calcu

Re: [etherlab-users] Not PREOP state on EL7201

2014-05-21 Thread Florian Pose
Hello! On Wed, May 21, 2014 at 04:21:58PM +0200, Carlos Jiménez Leal wrote: > Anyone have any idea what I can try? Did you --enable-sii-assign? -- Best regards, Florian Pose http://etherlab.org ___ etherlab-users mailing list etherlab-users@etherlab.

Re: [etherlab-users] Not PREOP state on EL7201

2014-05-21 Thread Carlos Jiménez Leal
Hello, I tested with the latest version of the master but still fails in the same way, I have activated the debug mode to get more traces. [ 1306.804022] EtherCAT 0: Link state changed to DOWN. [ 1306.808089] EtherCAT ERROR 0-1: Failed to receive AL state datagram: Datagram error. [ 1306.812

Re: [etherlab-users] DC sync and arrival times of datagrams

2014-05-21 Thread Jeroen Proveniers
Interestingly, the master thinks it sends 5000 datagrams per second, as the "ethercat master" command shows. I took timestamps using debug level 2, and the scheduling is correct, sometimes the delta between datagrams is 203us, but the next delta is 197 then. Average is a nice 200us. It turned out

Re: [etherlab-users] Not PREOP state on EL7201

2014-05-21 Thread Carlos Jiménez Leal
Hello Henry, thank you for your answer, I am not using the latest version, I use the 1.5.2. I'll be down the latest version and try again Regards A 2014-05-20 18:59, Henry Bausley escrigué: Are you using the latest version of the stack? I believe this was related to writing a 1 to address 0