小火苗 发表于 2022-5-11 10:36

【AT-START-F425测评】Bootloader -学习和资料查询

<h3 style="text-indent:16.0500pt; margin-top:17px; margin-bottom:17px; text-align:justify"><span style="font-size:16pt"><span style="172%"><span style="font-family:Calibri"><b><span style="font-size:16.0000pt"><span style="font-family:宋体"><font face="宋体">【</font><font face="Calibri">AT-START-F425</font><font face="宋体">测评】</font><font face="Calibri">Bootloader -</font><font face="宋体">学习和资料查询</font></span></span></b></span></span></span></h3>

<h3 style="margin-top:17px; margin-bottom:17px; text-align:justify"><span style="font-size:16pt"><span style="172%"><span style="font-family:Calibri"><b><span style="font-size:16.0000pt"><span style="font-family:宋体"><font face="Calibri">1.</font><font face="宋体">首先查阅芯片手册</font></span></span></b></span></span></span></h3>

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<p style="text-align:justify">&nbsp;</p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">4K</font><font face="宋体">字节的启动程序存储器作启动加载程序(</font><font face="Calibri">Bootloader</font><font face="宋体">)用,可以一次性配置成一般用户程序和数据区</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="宋体">个人记得</font><font face="Calibri">STM32</font><font face="宋体">系列</font><font face="Calibri">MCU</font><font face="宋体">在</font><font face="Calibri">H7</font><font face="宋体">以下都没有专门为启动程序的存储器,市面上的教程讲的也都是如何从程序存储分区。有不同看大的可以评论区反馈。</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="宋体">所以个人觉得这款芯片在</font><font face="Calibri">BootLoader</font><font face="宋体">还是具有先天优势的,在远程升级应该是更专业的芯片吧!</font></span></span></span></span></p>

<p style="text-align:justify">&nbsp;</p>

<ol start="2">
        <li style="margin-top:17px; margin-bottom:17px; text-align:justify"><span style="font-size:16pt"><span style="172%"><span style="font-family:Calibri"><b><span style="font-size:16.0000pt"><span style="font-family:宋体"><font face="Calibri">ICP Programmer </font><font face="宋体">用户手册</font></span></span></b></span></span></span></li>
</ol>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">2.1</font><font face="宋体">软件操作主页内容</font></span></span></span></span></p>

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<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">2.2</font><font face="宋体">、文件加密 (与</font><font face="Calibri">Bootloader</font><font face="宋体">没有直接关系,觉得功能好用提一下)</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="宋体">步骤</font> <font face="宋体">:件</font><font face="Calibri">-</font><font face="宋体">制作加密文件,</font><font face="Calibri">hex</font><font face="宋体">文件制作加密文件后为</font><font face="Calibri">.henc</font><font face="宋体">文件</font></span></span></span></span></p>

<p style="text-align:justify"> &nbsp;</p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">2.3</font><font face="宋体">、根据程序文件</font><font face="Calibri">-readme</font><font face="宋体">。</font><font face="Calibri">Txt</font><font face="宋体">介绍,</font><font face="Calibri">Bootloader</font><font face="宋体">必须要使用</font><font face="Calibri">ICP</font><font face="宋体">设置,</font></span></span><b><span style="font-size:10.5000pt"><span style="font-family:宋体"><span style="font-weight:bold"><font face="宋体">启动程序存储区</font><font face="Calibri">AP</font><font face="宋体">模式。</font></span></span></span></b></span></span></p>

<p style="text-align:justify"> &nbsp;</p>

<ol start="3">
        <li style="margin-top:17px; margin-bottom:17px; text-align:justify"><span style="font-size:16pt"><span style="172%"><span style="font-family:Calibri"><b><span style="font-size:16.0000pt"><span style="font-family:宋体"><font face="宋体">程序代码</font></span></span></b></span></span></span></li>
</ol>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">3.1</font><font face="宋体">、代码储存位置</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">Usart-iap-demo</font><font face="宋体">文件夹内有</font><font face="Calibri">usart</font><font face="宋体">升级的软件程序</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">USB-iap-demo</font><font face="宋体">文件夹内有</font><font face="Calibri">usart</font><font face="宋体">升级的软件程序</font></span></span></span></span></p>

<p style="text-align:justify">&nbsp;</p>

<p style="text-align:justify"> &nbsp;</p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">3.2</font><font face="宋体">、代码结构,与其他家的</font><font face="Calibri">MCU</font><font face="宋体">软件架构一样,大致包含:内核文件,(标准库)驱动文件,应用文件和</font><font face="Calibri">main</font><font face="宋体">。</font><font face="Calibri">c</font></span></span></span></span></p>

<p style="text-align:justify">&nbsp;</p>

<p style="text-align:justify"> &nbsp;</p>

<ol start="4">
        <li style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="Calibri">Bootloader</font><font face="宋体">更新</font><font face="Calibri">APP</font><font face="宋体">应用软件</font></span></span></span></span></li>
</ol>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:10.5000pt"><span style="font-family:宋体"><font face="宋体">工具可以选择</font><font face="Calibri">usb</font><font face="宋体">和</font><font face="Calibri">usart,目前官方介绍没有CAN通讯升级的demo,但实际是可以使用CAN升级的,上位机需要个人开发了。</font></span></span></span></span></p>

<p style="text-align:justify"> &nbsp;</p>

lugl4313820 发表于 2022-5-11 18:41

这个功能挺好的,有空也得学习用一下,谢谢分享。

小火苗 发表于 2022-5-16 11:05

lugl4313820 发表于 2022-5-11 18:41
这个功能挺好的,有空也得学习用一下,谢谢分享。

<p>确实很好用&nbsp;值得学习</p>

freebsder 发表于 2022-5-17 23:29

<p>4k有点少啊,不过有总比没有好的多。</p>
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