hi, i'm newbie in programming.. :)

right here : http://www.geocities.com/krebnarb/
it uses paralel port,

but i want to use serial, how..?

and can i change the hitachi44780 with graphic lcd?

and how to display processor temperature, speed, memory usage, etc to lcd?
read form bios? address?

right now i'm using LCDcenter program. its display wrong cpu speed..