CortexM4在线更新程序在电力二次设备的应用

王长清, 周强, 赵天恩, 李响

集成电路与嵌入式系统 ›› 2022, Vol. 22 ›› Issue (5) : 14-16.

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集成电路与嵌入式系统 ›› 2022, Vol. 22 ›› Issue (5) : 14-16.
技术专题—泛在电力物联网应用

CortexM4在线更新程序在电力二次设备的应用

  • 王长清, 周强, 赵天恩, 李响
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Online Upgrading Programs of Secondary Equipment in Power System Based on Cortex-M4

  • Wang Changqing, Zhou Qiang, Zhao Tianen, Li Xiang
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文章历史 +

摘要

基于Cortex-M4架构提出了一种安全在线更新方法,介绍了在ATSAME54芯片上的具体实现,描述了硬件设计方案,详细介绍了软件设计实现BOOT和应用程序安全在线升级机制。该实现机制安全可靠,应用于电力二次设备在线升级,具有一定的使用价值,对于MCU现场安全升级具有一定的参考意义。

Abstract

Based on the Cortex-M4 architecture,a safe online update method is proposed,and the specific implementation on the ATSAME54 chip is introduced.The hardware design scheme is described,and the mechanism of software design to realize the safe online upgrade of BOOT and application programs is introduced in detail.The implementation mechanism is safe and reliable,applied to the online upgrade of power secondary equipment,and has a high use value,which has certain reference significance for the on-site safety upgrade of the MCU.

关键词

在线更新 / Cortex-M4 / ATSAME54

Key words

online upgrading / Cortex-M4 / ATSAME54

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王长清, 周强, 赵天恩, 李响. CortexM4在线更新程序在电力二次设备的应用[J]. 集成电路与嵌入式系统, 2022, 22(5): 14-16
Wang Changqing, Zhou Qiang, Zhao Tianen, Li Xiang. Online Upgrading Programs of Secondary Equipment in Power System Based on Cortex-M4[J]. Integrated Circuits and Embedded Systems, 2022, 22(5): 14-16
中图分类号： TM36   

参考文献

[1] 龚行梁,周强,赵天恩,等.CAN总线实现的ZYNQ-7000程序在线升级方法[J].单片机与嵌入式系统应用,2018(11):63-66.
[2] 刘冰寒,赵礼林.配电终端的嵌入式程序更新系统设计[J].单片机与嵌入式系统应用,2021(7):23-24.
[3] Microchip Technology Inc.SAM D5x/E5x Family Data Sheet[EB/OL]. [2021-10].https://www.microchip.com/content/dam/mchp/documents/MCU32/ProductDocuments/Data-Sheets/SAM_D5x_E5x_Family_Data_Sheet_DS60001507G.pdf.
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