[Thumbgps-devel] PPS over USB Serial can work

[Andrew McGregor]

I probably can, but it might be three weeks or so given my schedule.

Andrew

On 17/03/2012, at 7:45 PM, Eric S. Raymond wrote:

> Andrew McGregor <andrewmcgr at gmail.com>:
>> I decided to try a practical experiment, to prove one way or another if USB 
>> serial PPS on a consumer router can work, and how well.
>> 
>> Short summary: it works, jitter is at the 300 µs level.
> 
> Excellent!
> 
> Any chance you can run a similar test with a PL2303?  The FTDI SIO is only 
> the second-most-likely converter to wind up in our device.  I see PL2303
> breakout boards are available for < $10 on eBay, though you might have to work
> a bit to find one that has pins for the handshake lines on the input side.
> -- 
> 		<a href="http://www.catb.org/~esr/">Eric S. Raymond</a>

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