Building Embedded Systems: Programmable Hardware

© Changyi Gu 2016

Changyi Gu, Building Embedded Systems, 10.1007/978-1-4842-1919-5_2

2. Power On and Bootloader

Changyi Gu¹ 

(1)San Diego, California, USA

The universe exists because of spontaneous creation.

—Stephen Hawking

Curiosity is human nature. In a grand scheme of things, people might wonder how the universe got started, to which those folks who discovered the gravity wave know better than to ask. But on a much smaller scale, if you are just curious to understand how the embedded systems got started, this chapter can help.

What Happens After Powering On

The first time you get your hands on a brand new smartphone, you push the power button, see the screen illuminated, and then see a fancy welcome page or logo dazzling in front your eyes. Have ...