Re: Seriovy port


From: Jiri Novotny <novotny@MUNI.CZ>
Subject: Re: Seriovy port
Date: Wed, 28 Feb 1996 15:08:31 +0100

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>
> > Potrebujem zavesit na seriovy port zariadenie s jednocipom. Pod DOSom
> > to chodi bez problemov, ale portebujem to dostat pod Linux.
> > Je to pripojene najjednoduchsim sposobom - na 3 drotoch (Rx,Tx a GND).
> > Predpokladam, ze tu je kamen urazu. Napisal som si kratky program, ktory
> > posiela data von - je to OK (na zariadeni je LED, ktora indikuje prijmanie
>  dat).
> > Problem je v tom, ze nic nenacitam naspet do PC.
> >
> > Pripojil so to standard. nulovym modemom (pisem to s pameti, ale mam to
> > podla serial.howto):
> >
> >         4-8 RTS-CTS
> >         5-6-20 spojene
> >         2, 3 -Rx a Tx
 
No ten popis neni dobry, i kdyz na funkci to moc nezmeni ... .
 
Neco malo o modemovych signalech a dalsich vecech si muzete precist
v clanku
 
http://www.ics.muni.cz/bulletin/issues/vol06num01/novotny/novotny.html
 
 
>
> >
> > Predpokladam, ze potrebujem uplne vypnut kontrolu modemovych signalov,
> > buffre a pod.
 
Ano, u BSD/OS se to dela prikazem stty a volba je    clocal
u Linuxu nevim, ale mozna by stacilo dat man stty ... .
 
 
 
                                                        S pozdravem
 
                                                        J. Novotny

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