Hi Eric
Could you try the example on http://www.acmesystems.it/?id=28 using the
flash image available at the bottom of the article ?
Thanks
Sergio
eric MONROSE wrote:
>
>
> Hi Andrea
> I still have problems
>
> I followed the code proposed by Tanzilli, but it does not work. Although
> I have included the proper files TIOCSERSETRS485 constant is not known.
> I have to redefine it myself.
>
> like this
>
> #define TIOCSERSETRS485 0x5460 ///* enable rs-485 */
> #define TIOCSERWRRS485 0x5461 ///* write rs-485 */
>
> in my program
> the call of
>
> if(ioctl(fd,TIOCSERSETRS485, &ctrl485))
> {
> cout<<"-- Erreur Config RS485"<<endl;
> return false;}
> }
> return to me errors
>
> Do I need to recompile the kernel to activate the RS485, could you help
> me elaborate on the procedure?
>
> Eric !!!
>
>
>
