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Many thanks to both of you to be so quick in figuring out where the problem was! I have fixed it just changing in my code the line


wait(&status);

with


waitpid(pid,&status,0);

I'm having a problem in the combined use of execl() and pthread.

My idea is quite simple: write a daemon that in certain situation starts an external process (a separate executable with respect...

Hi all!

I have made some progresses in writing my drivers.

First of all I have used a new PC equipped with a rs232 port and I do not use the serial to usb converter anymore.

At least now...

Thanks a lot for your suggestions!

I already have made a very quick try to communicate to the device using minicom but without luck. Probalby this is due to two different things:
1) the device...

Sorry. I have realized that in my previous post I did not include the line:


#define BAUDRATE B9600

that is present in my code.

Bye

Hi all,

I'm in troubles in writing C drivers for a device using RS232 port.
I cannot establish any communications between my linux box and that device! On the other hand I'm sure the RS232 on the...