You can learn how these 'chips made of silicon' store data by following links here: http://en.wikipedia.org/wiki/Read-only_memory#Types_of_ROMs http://en.wikipe

You can learn how these 'chips made of silicon' store data by following links here: http://en.wikipedia.org/wiki/Read-only_memory#Types_of_ROMs http://en.wikipedia.org/wiki/Read-only_memory#Types_of_ROMs