基于RS485的多DSP系统在线升级程序方法  

On-line upgrade program method of multi-DSP system based on RS485

作　　者：刘凯丽 LIU Kaili(Beijing Qingyun Aviation Instrument Co.,Ltd.,Beijing 101300,China)

机构地区：[1]北京青云航空仪表有限公司,北京101300

出　　处：《计算机应用文摘》2023年第10期124-126,共3页Chinese Journal of Computer Application

摘　　要：我国各项基本实力都已经得到了明显的提升,若要在激烈的国际市场竞争中占据稳定的地位,则不断地加强对现代化新型技术手段的应用已经成为一种必然的发展趋势。为了能够更好地解决密封性要求高、拆卸难等问题,积极提出对RS485总线在线升级的方法,其提升了最终系统程序的应用价值。文章从DSP软件更新方式与方法、基于RS485的系统组成与通信原理、基于RS485的多DSP系统在线升级程序研究策略分析3个层面展开了更为深入的研究与讨论,以消除我国在信息技术行业发展中存在的弊端。My country's basic strengths have been significantly improved.If we want to occupy a stable position in the fierce international market competition,it has become an inevitable development trend to continuously strengthen the application of modern new technical means.In order to better solve the problems of high sealing requirements and difficult disassembly,we actively propose an online upgrade method for the RS485 bus,which enhances the application value of the final system program.This paper conducts more in-depth research and discussion from three levels:DSP software update method and method,RS485-based system composition and com munication principle,and RS485-based multi-DSP system online upgrade program research strategy analysis,so as to improve my country s information technology industry.Disadvantages existing in the development.

关 键 词：RS485 多DSP系统 在线升级 程序设定 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]