write data to the address (PC104)

[Joel Sherrill]

Are you sure the device is in memory space and not I/O space? 

If you can share the name of the card with a link, we can double check you.

--joel

zhoupeng <zpeng563 at 126.com> wrote:

>hello:
>I am writing a device driver for PC104. I want to write data to the address (D0000). Can I use these code:
>
>unsigned char *address = (unsigned char *)0xD0000000;
>*address=data;
>
>Thank you!
>
>