本文适用于对嵌入式系统没有概念和经验，渴望进入嵌入式系统开发的领域，但又觉得系统太复杂，要学的东西太多，感觉完全无从学起，无从下手的初级开发人员。-This article applies the concept of embedded system and experience no desire to enter the field of embedded system development, but feel that the system is too complex, too many things to learn, I feel completely unable to learn, not to start the primary developer.