CAJ | 학술논문

为克服车载嵌入式设备难以集中回收进行软件升级的缺点,提出了一种基于 WiFi通信的远程软件升级方法。该方法对微控制器FLASH 存储空间进行有效分配,设计 IAP 功能,利用 WiFi 通信接口采用 TFTP 协议下载新软件到FLASH,实现嵌入式软件在线升级。给出了升级方法的详细设计和程序流程,升级速度快,受环境影响小。该方法可应用于移动分布式嵌入式设备中。
위극복차재감입식설비난이집중회수진행연건승급적결점,제출료일충기우 WiFi통신적원정연건승급방법。해방법대미공제기FLASH 존저공간진행유효분배,설계 IAP 공능,이용 WiFi 통신접구채용 TFTP 협의하재신연건도FLASH,실현감입식연건재선승급。급출료승급방법적상세설계화정서류정,승급속도쾌,수배경영향소。해방법가응용우이동분포식감입식설비중。
To overcome the difficulty of gathering all automotive embedded devices to upgrade software,this paper proposes a remote software upgrade method based on WiFi Communication.The method allocates the microcontroller FLASH memory space effectively, and designs IAP function by using WiFi communication interface to download new software to FLASH memory.This article gives a de-tailed design and program flow method.This method can be applied to distributed embedded mobile devices.