Re: [Sheflug] Stone Age Serial Comms

["Graham Cox" <nospam [at] shef.ac.uk>]

Any chance you can do something like UUEncoding the data, sending it, then
UUDecoding it at the other end? I know the software comes with linux, but
not sure about the psion end of things
--
Graham

An' Ye harm none,
do as Ye will.

----- Original Message -----
From: James Wallbank <nospam [at] lowtech.org>
To: Sheflug <sheflug [at] vuw.ac.nz>
Sent: Wednesday, August 08, 2001 3:25 PM
Subject: [Sheflug] Stone Age Serial Comms


> Hi All,
>
> I'm trying a bit of command-line serial comms (connecting two
> machines via serial ports) and I'm having trouble! One machine is a
> Linux box, the other a Psion. I've successfully set the correct baud
> rate, data bits, baud rate and stop bit with 'stty' and thus I can
> transfer text to the Psion's terminal window simply by:
>
> echo test > /dev/ttyS0
>
> or
>
> cat test.txt > /dev/ttyS0
>
> However, I can't yet find a way to do 8 bit file transfers. (I can
> transfer 7-bit files to the Psion's terminal window, but I can't save
> them off to disk.
>
> The Psion only gives the options 'Kermit' and 'Y Modem'
>
> How do I send and receive files from the command line? I presume
> there's some method of piping or involved command lines that are
> completely obvious after you've worked them out. I suspect they
> involve  ackwards redirecting '</dev/ttyS0' and/or gratuitous use of
> ampersands. Please help! I've tried the serial HOWTO but what I need
> are specific examples.
>
> Also, can I set the 'echo' thingey so that when I type in at the
> Psion I see the result on the Linux box, and/or vice-versa?
>
> Any ideas?
>
> Cheers,
>
> James
> =====
> --
> who: James Wallbank
> org: Redundant Technology Initiative
> tel: +44 114 2495522
> fax: +44 114 2495533
> eml: rti [at] lowtech.org
> web: www.lowtech.org
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>       1 Sidney Street
>       Sheffield
>       S1 4RG
>       UK
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