null modem + programming

[Zdenek Precek]

On 2 Apr 1999 linux na linux.cz wrote:

>  chci se poptat na toto - mam null modem kabel, tedy kabel z /dev/ttyS0 do
> /dev/ttyS1, doufam a verim, ze mi ho kamarad splichtil dobre. A ted ta
> question: kdyz v jednom program udelam 
> 	fd1=open("/dev/ttyS0",O_WRITE) a v druhym 
> 	fd2=open("/dev/ttyS1",O_READ) a pak budu delat 
> 	write(fd1,"nejakej text",velikost);
> 
> 	tak bych to mel v tom druhym programu pres read nacist,

Doporucuji prostudovat si
man termios

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