从事单片机开发的应该大多都接触过keil，但是可能多数人都对keil中的一些工具不是很清楚，这份文档中正是对于keil下fromelf工具的说明以及一些使用中的注意事项，希望对大家有用-Should be engaged in the development of single chip microcomputer are exposed to keil, but perhaps most people have some of the keil tools is not very clear,