博创公司自己制作MP3的资料，内有MP3完整电路，C51源码，以及PCB设计图。如果能配合博创的书，傻瓜式完成MP3制作全过程。-Fiberxon MP3 to produce their own information, which has MP3 complete circuit, C51 source, as well as the PCB design. If you can meet Fiberxon book, fool-style MP3 completed the entire