i know there is a website out there which contains free C language code which can be placed in microcontroller and schematic for a promo which can we be used for 89c51 famliy controller ..any one knows the link...

iam willing to learn C language for microcontrollers can any one please guide me how to start my work..i know little bit of C but not much..how should i start like what i need to install in my computer first in order to work with c and micrcontrollers.