How to start learning low level coding on Android

Question

I have mostly worked on C, where I need to interact with the underlying hardware and O.S. Now I am shifting to Android applications. I will be writing applications that will be time critical and involve deep understanding of Android O.S and hardware in picture.

Can some one please direct me to the resources(articles, videos) which will help me in developing successful applications: Basically I am looking for resources on Android O.S and its interaction with the hardware.

Thanks in advance

Answer 1

First you need to understand the low level architecture of Android. You can find it here http://source.android.com/devices/