Well am attaching a "Howto" which i personally thought to be very inspiring ( might not be what you asked for, but am sure you'll like it).... let me know about your achievements :-) regds arnab.
----- Original Message -----
From: Anirban Biswas <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, December 10, 2002 3:55 AM
Subject: [ilug-cal] Embaded system
> Hi,
> Help me , i tried to control a LED using my computer , but I failed . The
> program is following
>
>
>
> #include <sys/io.h>
>
> #define BASE 0x3bc
> #define RANGE 8
> #define ON 1
> #define OFF 0
>
> main()
> {
>
> printf("about to open the parallel port\n");
> ioperm(BASE , RANGE, ON);
> outb( 255 , BASE);
> sleep(10);
> perror("Port");
> ioperm(BASE , RANGE, OFF);
>
>
>
>
> }
>
> Now the port (of course parallel port) successfully & I think outb also
works
> , but nothing changes in the pins of parallel port , I connected the LED
at 3
> & 18 line no of th parallel port , but it reamain off , but when I
connected
> it with 4 & 18 it remain on for all the time.
>
> I hoping responce fro the to kernel hackers & embaded system guys.
>
> Another thing how to control a motor ( say truning it CW & CCW).
>
> Anirban Biswas.
>
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Home-Electrical-Control.dat
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