The drivers for your Asus cdrw drive are contained within the operating system itself. You do not need to update them.
If you are looking for firmware for this drive, the last one issued was the 1.70 version, dating from 2005. You can find it at the Asus online site. http://support.asus.com/download.aspx?SLanguage=en&m=CRW-5224A&p=2&s=5&os=17&hashedid=ljQBn6L79ch5JgS5
This forum is English language only by the way, so please translate your questions into English in the future. We don't have any subforums for Spanish language, I'm afraid.