On 29/07/2019 18:10, A. Dumas wrote:
>  wrote:
>> can anyone tell me if the new RaspberryPi4 is capable of hardware
>> timestamping according to IEEE1588/PTP?
>
> I'm sure it can be a slave, it's just a Linux computer, but the Pi (any
> version) doesn't even have a hardware clock, so probably useless as a ptp
> master.

There is a battery backed RTC module for the Pi, and a number of people
have interfaced to GPS based time signals. So there is no reason why a
Pi can't be used for this.

---druck

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