I've used that sparkfun part to great success... Works like a charm. Highly
recommended!
-Randal R.
(at CubeCentral)
-----Original Message-----
From: time-nuts [mailto:time-nuts-boun...@febo.com] On Behalf Of Hal Murray
Sent: Tuesday, 08 November, 2016 22:13
To: Discussion of precise time and frequency measurement <time-nuts@febo.com>
Cc: hmur...@megapathdsl.net
Subject: Re: [time-nuts] How to get PPS from ublox mini-PCI GPS to APU2 SoC
serial port for ntpd
stry...@hotmail.com said:
> Would this do the trick? -
> http://www.banggood.com/8-Channel-Logic-Level-Tran
> slator-Converter-Bi-Directional-Module-p-1023173.html
Not likely.
The normal RS-232 level shifter chip includes an inverter. (No good reason,
just historical, but with a long history.)
I can't understand the schematic on the part Gary suggested. I'd use something
like this:
https://www.sparkfun.com/products/11189
--
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