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Serial port (NASM)

Posted: Thu Jul 14, 2011 2:19 pm
by Omri
Hi,

I started developing my own OS (That now look's like a simple dos program),
and i want to use the serial port, how can i read values from it? (to know which button is down or up)

this is the port: (DE-9)
Image

thanx. :wink:

Re: Serial port (NASM)

Posted: Thu Jul 14, 2011 2:31 pm
by Brendan
Hi,
Omri wrote:I started developing my own OS (That now look's like a simple dos program),
and i want to use the serial port, how can i read values from it? (to know which button is down or up)
A serial port doesn't have any buttons.

For more information on programming the serial port, you could try the OSDev wiki page.


Cheers,

Brendan