Re: [Emc-users] timestamp ethernet hardware

2020-05-19 Thread Jon Elson
On 05/18/2020 10:40 PM, Thomas J Powderly wrote: I think timestamping was a benefit, esp for PPMC. Some PPMC devices can use time stamps to estimate encoder velocity. I don't think that has anything to do with Ethernet packets. Jon ___ Emc-users m

Re: [Emc-users] timestamp ethernet hardware

2020-05-18 Thread N
> I think timestamping was a benefit, esp for PPMC. > > I just read about the new Teensy4.1 having ethernet hardware with PTP. > > Then I checked to see if there were off the shelf ethernet cards with > PTP ( there are ). > > Is harwdare generated, timestamped packets of use to linuxcnc? If I

[Emc-users] timestamp ethernet hardware

2020-05-18 Thread Thomas J Powderly
I think timestamping was a benefit, esp for PPMC. I just read about the new Teensy4.1 having ethernet hardware with PTP. Then I checked to see if there were off the shelf ethernet cards with PTP ( there are ). Is harwdare generated, timestamped packets of use to linuxcnc? Can/Would syncing e