DA的源码，MTK下载bin档并烧写Flash全部由DA来实现，可以定制DA以实现flashtool支持不同的flash型号，同时对深入理解MTK平台和flash相关的编程操作比较有帮助,DA source, MTK downloaded bin file and Flash programmer to achieve by the DA, DA can be customized to achieve different flashtool support flash models, at t