[time-nuts] rs-422 rs-232 to fast ethernet converter
planophore at aei.ca
Sun Nov 23 12:15:37 EST 2014
Thanks all for the replies. After a couple of replies and the reference
to "terminal server" a light bulb came on and put it all into
perspective, including a vague recollection of some previous postings.
cheers, Graham ve3gtc
On 2014-11-22 19:59, Chris Albertson wrote:
> On Sat, Nov 22, 2014 at 2:47 PM, Graham <planophore at aei.ca> wrote:
>> I have been contemplating how I will would like to interface to the
>> KS-23461 devices using rs-422.
>> One option is a rs-422 to USB cable. Seems easy enough.
>> But another option I keep stumbling across is a rs-422/rs-232 to fast
>> ethernet such as:
> They are called a "terminal server". It's a box with some serial ports and
> one Ethernet port. You access each port via "telent protocol". You can
> buy these surplus on eBay or you can MAKE one very easy. All you need is
> any kind of small computer, a 10 year old notebook PC, a Rasbury Pi, or
> whatever, so long as it has both a network and a serial port. Run a Telnet
> SSH server on this and you are on-line and can access the device from any
> place on Earth. I would not buy a small computer for this but if you
> have one already then it is free.
> Telnet is very old. I remember using it first in the late 1970's back when
> the "Internet" was still called the "Darpa Net" and it only connected a few
> dozen computers.
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