I've been looking at u-boot recently, and there's a question I'm not sure about: In the arm920t under the cpu directory, it starts in start.S, and the following statements: .globl _start _start: b res
Copper clad laminate is the substrate for processing and manufacturing PCB. It is the most important type of material. The manufacturing process of copper clad laminate is to impregnate glass fiber cl
[i=s] This post was last edited by liujj05 on 2016-4-13 15:56 [/i] You guys just read this story, I will also follow up the latest situation in time. The thing is this: ======================Backgroun