基于STM32F103的密码检测串口通信 包括源代码、仿真功能上电打印版权信息按任意数字按键，打印相应按键信息输入6位密码，正确密码为123456#号键为 格，再次按*键为确认 密码正确
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基于STM32F103的密码检测串口通信 包括源代码、仿真功能上电打印版权信息按任意数字按键，打印相应按键信息输入6位密码，正确密码为123456#号键为 格，再次按*键为确认。密码正确，打印密码正确；密码错误，打印密码错误，并归零输入。3次连续错误，显示已锁定。在OLED屏幕上显示3行日期命名的文件名。文件名前面显示一个△符号，代表文件选择，2和8代表上下移动三角形选择文件。实时在显示屏上显示电池的电压和电量 <link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90274090/2/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/90274090/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">基于<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>的密码检测串口通信</div><div class="t m0 x1 h2 y2 ff1 fs0 fc0 sc0 ls0 ws0">在现代的社会生活中<span class="ff3">，</span>信息安全至关重要<span class="ff4">。</span>在许多场景下<span class="ff3">，</span>密码作为一种重要的认证方式被广泛应用</div><div class="t m0 x1 h2 y3 ff4 fs0 fc0 sc0 ls0 ws0">。<span class="ff1">而在嵌入式系统中<span class="ff3">，</span>交互界面往往通过串口通信实现</span>。<span class="ff1">本文将介绍一种基于<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>的密码检</span></div><div class="t m0 x1 h2 y4 ff1 fs0 fc0 sc0 ls0 ws0">测串口通信方案<span class="ff3">，</span>旨在实现安全可靠的密码认证功能<span class="ff4">。</span></div><div class="t m0 x1 h2 y5 ff1 fs0 fc0 sc0 ls0 ws0">首先<span class="ff3">，</span>我们将介绍这个系统的基本功能<span class="ff4">。</span>系统上电后<span class="ff3">，</span>会自动打印版权信息<span class="ff3">，</span>以确保系统的合法性<span class="ff4">。</span></div><div class="t m0 x1 h2 y6 ff1 fs0 fc0 sc0 ls0 ws0">接下来<span class="ff3">，</span>用户可以通过按下任意数字按键<span class="ff3">，</span>以获取相应的按键信息<span class="ff4">。</span>在密码输入过程中<span class="ff3">，</span>用户需要输</div><div class="t m0 x1 h2 y7 ff1 fs0 fc0 sc0 ls0 ws0">入一个<span class="_ _0"> </span><span class="ff2">6<span class="_ _1"> </span></span>位数的密码<span class="ff3">，</span>系统会验证密码的正确性<span class="ff4">。</span>正确密码为<span class="_ _0"> </span><span class="ff2">123456<span class="ff3">，</span></span>如果密码输入正确<span class="ff3">，</span>系统将</div><div class="t m0 x1 h2 y8 ff1 fs0 fc0 sc0 ls0 ws0">打印密码正确的提示信息<span class="ff3">；</span>如果密码输入错误<span class="ff3">，</span>系统将打印密码错误的提示信息<span class="ff3">，</span>并将输入归零<span class="ff4">。</span>在</div><div class="t m0 x1 h2 y9 ff1 fs0 fc0 sc0 ls0 ws0">连续输入密码错误<span class="_ _0"> </span><span class="ff2">3<span class="_ _1"> </span></span>次后<span class="ff3">，</span>系统会显示已锁定的信息<span class="ff3">，</span>以保证系统的安全性<span class="ff4">。</span></div><div class="t m0 x1 h2 ya ff1 fs0 fc0 sc0 ls0 ws0">除了密码认证功能外<span class="ff3">，</span>本系统还在<span class="_ _0"> </span><span class="ff2">OLED<span class="_ _1"> </span></span>屏幕上显示<span class="_ _0"> </span><span class="ff2">3<span class="_ _1"> </span></span>行日期命名的文件名<span class="ff4">。</span>在文件名前面<span class="ff3">，</span>显示一</div><div class="t m0 x1 h2 yb ff1 fs0 fc0 sc0 ls0 ws0">个<span class="ff5">△</span>符号<span class="ff3">，</span>表示文件选择<span class="ff4">。</span>用户可以通过按下<span class="_ _0"> </span><span class="ff2">2<span class="_ _1"> </span></span>和<span class="_ _0"> </span><span class="ff2">8<span class="_ _1"> </span></span>键来上下移动三角形选择文件<span class="ff4">。</span>同时<span class="ff3">，</span>系统还实</div><div class="t m0 x1 h2 yc ff1 fs0 fc0 sc0 ls0 ws0">时在显示屏上显示电池的电压和电量<span class="ff3">，</span>方便用户了解系统的工作状态<span class="ff4">。</span></div><div class="t m0 x1 h2 yd ff1 fs0 fc0 sc0 ls0 ws0">为了实现这一系统<span class="ff3">，</span>我们使用了<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>单片机作为主控芯片<span class="ff3">，</span>并编写了相应的源代码<span class="ff4">。</span>通过串</div><div class="t m0 x1 h2 ye ff1 fs0 fc0 sc0 ls0 ws0">口通信<span class="ff3">，</span>我们将外部设备与单片机连接起来<span class="ff3">，</span>实现了密码检测和数据的传输<span class="ff4">。</span>同时<span class="ff3">，</span>我们使用仿真技</div><div class="t m0 x1 h2 yf ff1 fs0 fc0 sc0 ls0 ws0">术进行系统的验证和测试<span class="ff3">，</span>确保系统的正确性和稳定性<span class="ff4">。</span></div><div class="t m0 x1 h2 y10 ff1 fs0 fc0 sc0 ls0 ws0">在本系统中<span class="ff3">，</span>我们充分发挥了<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>单片机的优势<span class="ff4">。</span>其高性能的处理能力和丰富的外设资源使</div><div class="t m0 x1 h2 y11 ff1 fs0 fc0 sc0 ls0 ws0">得系统能够实现多项功能<span class="ff3">，</span>并且在处理大量数据时仍能保持高效运行<span class="ff4">。</span>通过合理设计和优化代码<span class="ff3">，</span>我</div><div class="t m0 x1 h2 y12 ff1 fs0 fc0 sc0 ls0 ws0">们保证了系统的稳定性和可靠性<span class="ff4">。</span>同时<span class="ff3">，</span>我们还采用了<span class="_ _0"> </span><span class="ff2">OLED<span class="_ _1"> </span></span>屏幕来显示信息<span class="ff3">，</span>使得界面更加友好和</div><div class="t m0 x1 h2 y13 ff1 fs0 fc0 sc0 ls0 ws0">直观<span class="ff4">。</span></div><div class="t m0 x1 h2 y14 ff1 fs0 fc0 sc0 ls0 ws0">总结一下<span class="ff3">，</span>基于<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>的密码检测串口通信系统是一种安全可靠的密码认证方案<span class="ff4">。</span>通过合理的</div><div class="t m0 x1 h2 y15 ff1 fs0 fc0 sc0 ls0 ws0">设计和优化<span class="ff3">，</span>我们实现了密码输入<span class="ff4">、</span>验证和结果输出的功能<span class="ff3">，</span>并通过<span class="_ _0"> </span><span class="ff2">OLED<span class="_ _1"> </span></span>屏幕显示了文件信息和电</div><div class="t m0 x1 h2 y16 ff1 fs0 fc0 sc0 ls0 ws0">池状态<span class="ff4">。</span>这一系统不仅具备实用性<span class="ff3">，</span>同时也充分发挥了<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>单片机的优势<span class="ff3">，</span>为嵌入式系统开</div><div class="t m0 x1 h2 y17 ff1 fs0 fc0 sc0 ls0 ws0">发提供了一个良好的实践案例<span class="ff4">。</span></div><div class="t m0 x1 h2 y18 ff1 fs0 fc0 sc0 ls0 ws0">通过以上的介绍<span class="ff3">，</span>我们可以看出<span class="ff3">，</span>基于<span class="_ _0"> </span><span class="ff2">STM32F103<span class="_ _1"> </span></span>的密码检测串口通信系统具备多项实用功能<span class="ff3">，</span>并</div><div class="t m0 x1 h2 y19 ff1 fs0 fc0 sc0 ls0 ws0">且在设计和实现过程中充分发挥了硬件资源的优势<span class="ff4">。</span>这一系统不仅满足了信息安全的需求<span class="ff3">，</span>同时也提</div><div class="t m0 x1 h2 y1a ff1 fs0 fc0 sc0 ls0 ws0">升了用户体验<span class="ff4">。</span>希望以上的介绍能够对读者有所启发<span class="ff3">，</span>并为嵌入式系统开发提供一些思路和技术参考</div><div class="t m0 x1 h3 y1b ff4 fs0 fc0 sc0 ls0 ws0">。</div></div><div class="pi" data-data='{"ctm":[1.568627,0.000000,0.000000,1.568627,0.000000,0.000000]}'></div></div>