中国半导体行业协会封装分会会刊

中国电子学会电子制造与封装技术分会会刊

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电子与封装 ›› 2025, Vol. 25 ›› Issue (6): 060501 . doi: 10.16257/j.cnki.1681-1070.2025.0051

• 产品与应用 • 上一篇    下一篇

基于STM32微控制器的Bootloader设计方法

黄艳国,王文华   

  1. 江西理工大学电气工程与自动化学院,江西 赣州 ?341000
  • 收稿日期:2024-11-14 出版日期:2025-06-27 发布日期:2025-06-27
  • 作者简介:黄艳国(1973—),男,湖北武汉人,博士,教授,研究方向为交通信息处理、智能交通、道路交通图像处理与识别、智能控制等。

Bootloader Design Methodology Based on STM32 Microcontroller

HUANG Yanguo, WANG Wenhua   

  1. School ofElectrical Engineering and Automation, Jiangxi Universityof Technology, Ganzhou 341000, China
  • Received:2024-11-14 Online:2025-06-27 Published:2025-06-27

摘要: 为使终端产品易于升级软件,提出了一种基于STM32微控制器的Bootloader设计方法。依据STM32F429IGT6微控制器的特性和架构,提出了引导程序、状态信息及应用程序的存储规划,阐述了各类情形下微控制器的升级流程;依据产品复杂度及应用场景,提出了合理的通信方案,并制定了相应的应用层通信协议;同时融合安全访问和数字签名技术,保障升级过程安全,有效防范恶意升级或篡改。经实际案例验证,该Bootloader设计方法安全可靠,对各类电子产品的Bootloader设计具有重要的参考意义。

关键词: STM32, 微控制器, 在线编程, Bootloader, 安全升级

Abstract: In order to make terminal products easy to upgrade software, a Bootloader design methodology based on STM32 microcontroller is proposed. According to the characteristics and architecture of STM32F429IGT6 microcontroller, the storage planning of boot program, state information and application program is proposed to elaborate on the upgrade process of the microcontroller in various situations. According to the complexity of the product and the application scenarios, the suitable communication scheme is proposed and the application layer communication protocol is formulated. simultaneously, the security access and digital signature technologies are integrated to guarantee the security of the upgrade process and effectively prevent malicious upgrading or tampering. As verified by actual cases, the Bootloader design methodology is safe and reliable, and it has important reference value for the Bootloader design of various electronic products.

Key words: STM32, microcontroller, online programming, Bootloader, secure upgrade

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