Re: Additional pps-gpio

2018-01-31 Thread Achim Gratz via devel
Hal Murray via devel writes: > You can build your own with PPS by adding a few wires to the combination of a > GPS breakout board and a USB-serial with breakout on the serial side. There > is at least one USB-serial chip available on a breakout that polls at 1/4 ms. > I'll look up part numbers

Re: Additional pps-gpio

2018-01-31 Thread Hal Murray via devel
> I've just tried that again with both the uBlox-6 and uBlox-8 and while I can > attach the PPS line discipline to the interface, no PPS ever gets generated > on that device. If they can actually do that, I'd be interested in how to > enable that capability. You can build your own with PPS by ad

Re: Additional pps-gpio

2018-01-31 Thread Gary E. Miller via devel
Yo Achim! On Wed, 31 Jan 2018 20:14:00 +0100 Achim Gratz via devel wrote: > Gary E. Miller via devel writes: > > Bus 001 Device 016: ID 067b:2303 Prolific Technology, Inc. PL2303 > > Serial Port > > > > Just a plain old uBlox 6 connected to a plain old PL2303. > > That confirms my suspicion t

Re: Additional pps-gpio

2018-01-31 Thread Achim Gratz via devel
Gary E. Miller via devel writes: > Bus 001 Device 016: ID 067b:2303 Prolific Technology, Inc. PL2303 Serial Port > > Just a plain old uBlox 6 connected to a plain old PL2303. That confirms my suspicion that they're not using the built-in USB interface. So it's likely one of those Macx-1 modificat

Re: Additional pps-gpio

2018-01-31 Thread Gary E. Miller via devel
Yo Achim! On Wed, 31 Jan 2018 19:47:30 +0100 Achim Gratz via devel wrote: > Gary E. Miller via devel writes: > > I'm comparing SkyTraq PPS to the u-blox 6 USB PPS. > > I'm still curious about that "uBlox-6 USB PPS", do you happen to know > what chipset is actually in there? What's the USB ID

Re: Additional pps-gpio

2018-01-31 Thread Achim Gratz via devel
Gary E. Miller via devel writes: > I'm comparing SkyTraq PPS to the u-blox 6 USB PPS. I'm still curious about that "uBlox-6 USB PPS", do you happen to know what chipset is actually in there? What's the USB ID? Some members of that family do have built-in USB interfaces, but to the best of my kno