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<!DOCTYPE html>
<html lang="zh-CN" data-default-color-scheme=auto>
<head>
<meta charset="utf-8">
<link rel="apple-touch-icon" sizes="76x76" href="https://cdn.jsdelivr.net/gh/Varocol/ImgHosting/Varocol_Blog/Fluid_img/favicon.png">
<link rel="icon" href="https://cdn.jsdelivr.net/gh/Varocol/ImgHosting/Varocol_Blog/Fluid_img/favicon.png">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0, shrink-to-fit=no">
<meta http-equiv="x-ua-compatible" content="ie=edge">
<meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
<meta name="theme-color" content="#3366CC">
<meta name="description" content="Varocol's Individual Blog">
<meta name="author" content="Varocol">
<meta name="keywords" content="">
<meta name="description" content="Varocol's Individual Blog">
<meta property="og:type" content="website">
<meta property="og:title" content="Varocol's Blog">
<meta property="og:url" content="https://www.varocol.top/index.html">
<meta property="og:site_name" content="Varocol's Blog">
<meta property="og:description" content="Varocol's Individual Blog">
<meta property="og:locale" content="zh_CN">
<meta property="article:author" content="Varocol">
<meta name="twitter:card" content="summary_large_image">
<title>Varocol's Blog</title>
<style>
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position: relative;
color: white;
z-index: 1;
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margin-bottom: 35vh;
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margin-right: auto;
font-family: 'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif;
}
.hitokoto-fullpage .bracket {
font-size: 30px;
}
.hitokoto-fullpage .bracket.left {
position: absolute;
left: 0;
top: 0;
}
.hitokoto-fullpage .bracket.right {
position: absolute;
right: 0;
bottom: 0;
}
.hitokoto-fullpage .word {
font-size: 2.3rem;
text-align: center;
line-height: 50px;
word-break: normal;
margin: 0;
padding: 15px 50px;
}
.hitokoto-fullpage .author {
font-size: 20px;
color: rgba(255, 255, 255, 0.8);
float: right;
margin-top: 40px;
}
.github-badge {
display: inline-block;
border-radius: 4px;
text-shadow: none;
font-size: 12px;
color: #fff;
line-height: 15px;
background-color: #ABBAC3;
margin-bottom: 5px;
}
.github-badge .badge-subject {
display: inline-block;
background-color: #4D4D4D;
padding: 4px 4px 4px 6px;
border-top-left-radius: 4px;
border-bottom-left-radius: 4px;
}
.github-badge .badge-value {
display: inline-block;
padding: 4px 6px 4px 4px;
border-top-right-radius: 4px;
border-bottom-right-radius: 4px;
}
.github-badge .bg-brightgreen {
background-color: #4DC820 !important;
}
.github-badge .bg-orange {
background-color: #FFA500 !important;
}
.github-badge .bg-yellow {
background-color: #D8B024 !important;
}
.github-badge .bg-blueviolet {
background-color: #8833D7 !important;
}
.github-badge .bg-pink {
background-color: #F26BAE !important;
}
.github-badge .bg-red {
background-color: #e05d44 !important;
}
.github-badge .bg-blue {
background-color: #007EC6 !important;
}
.github-badge .bg-lightgrey {
background-color: #9F9F9F !important;
}
.github-badge .bg-grey, .github-badge .bg-gray {
background-color: #555 !important;
}
.github-badge .bg-lightgrey, .github-badge .bg-lightgray {
background-color: #9f9f9f !important;
}
.canvas {
position: fixed;
right: 0px;
bottom: 0px;
min-width: 100%;
min-height: 100%;
height: auto;
width: auto;
z-index: -1;
}
</style>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4/dist/css/bootstrap.min.css" />
<!-- 主题依赖的图标库，不要自行修改 -->
<link rel="stylesheet" href="//at.alicdn.com/t/font_1749284_ba1fz6golrf.css">
<link rel="stylesheet" href="//at.alicdn.com/t/font_1736178_kmeydafke9r.css">
<link rel="stylesheet" href="/css/main.css" />
<!-- 自定义样式保持在最底部 -->
<script id="fluid-configs">
var Fluid = window.Fluid || {};
var CONFIG = {"hostname":"www.varocol.top","root":"/","version":"1.8.12","typing":{"enable":true,"typeSpeed":70,"cursorChar":"_","loop":false},"anchorjs":{"enable":true,"element":"h1,h2,h3,h4,h5,h6","placement":"right","visible":"hover","icon":""},"progressbar":{"enable":true,"height_px":3,"color":"#100d","options":{"showSpinner":false,"trickleSpeed":100}},"copy_btn":true,"image_zoom":{"enable":true,"img_url_replace":["",""]},"toc":{"enable":true,"headingSelector":"h1,h2,h3,h4,h5,h6","collapseDepth":1},"lazyload":{"enable":true,"loading_img":"https://cdn.jsdelivr.net/gh/Varocol/ImgHosting/Varocol_Blog/Fluid_img/loading.gif","onlypost":false,"offset_factor":2},"web_analytics":{"enable":true,"baidu":null,"google":"G-EZ19RNEQ72","gtag":289234140,"tencent":{"sid":null,"cid":null},"woyaola":null,"cnzz":1280441904,"leancloud":{"app_id":"vLYir6cEaAnUE82loiiA0ip5-gzGzoHsz","app_key":"fECCUndFeDznE7kaIRFLMDDU","server_url":null,"path":"window.location.pathname"}},"search_path":"/local-search.xml"};
</script>
<script src="/js/utils.js" ></script>
<script src="/js/color-schema.js" ></script>
<meta name="generator" content="Hexo 5.4.0"><link rel="alternate" href="/atom.xml" title="Varocol's Blog" type="application/atom+xml">
</head>
<body>
<header style="height: 100vh;">
<nav id="navbar" class="navbar fixed-top navbar-expand-lg navbar-dark scrolling-navbar">
<div class="container">
<a class="navbar-brand" href="/">
<strong>Varocol's Blog</strong>
</a>
<button id="navbar-toggler-btn" class="navbar-toggler" type="button" data-toggle="collapse"
data-target="#navbarSupportedContent"
aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<div class="animated-icon"><span></span><span></span><span></span></div>
</button>
<!-- Collapsible content -->
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav ml-auto text-center">
<li class="nav-item">
<a class="nav-link" href="/">
<i class="iconfont icon-home-fill"></i>
首页
</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/archives/">
<i class="iconfont icon-archive-fill"></i>
归档
</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/categories/">
<i class="iconfont icon-category-fill"></i>
分类
</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/about/">
<i class="iconfont icon-user-fill"></i>
关于
</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/links/">
<i class="iconfont icon-link-fill"></i>
友链
</a>
</li>
<li class="nav-item">
<a class="nav-link" href="/atom.xml">
<i class="iconfont icon-rss"></i>
RSS
</a>
</li>
<li class="nav-item" id="search-btn">
<a class="nav-link" target="_self" href="javascript:;" data-toggle="modal" data-target="#modalSearch" aria-label="Search">
<i class="iconfont icon-search"></i>
</a>
</li>
<li class="nav-item" id="color-toggle-btn">
<a class="nav-link" target="_self" href="javascript:;" aria-label="Color Toggle"> <i
class="iconfont icon-dark" id="color-toggle-icon"></i> </a>
</li>
</ul>
</div>
</div>
</nav>
<div class="banner" id="banner" parallax=true
style="background: url('https://cdn.jsdelivr.net/gh/Varocol/ImgHosting/Varocol_Blog/Fluid_img/default.png') no-repeat center center;
background-size: cover;">
<div class="full-bg-img">
<div class="mask flex-center" style="background-color: rgba(0, 0, 0, 0)">
<div class="page-header text-center fade-in-up">
<!-- 借用hitokoto官网的模板 -->
<div class="hitokoto-fullpage">
<div class="bracket left">『</div>
<div class="word" id="hitokoto_text">
<span class="h2" id="subtitle" title="# 不畏将来 不念过往 未来可期 #">
</span>
</div>
<div class="bracket right">』</div>
<div class="author&textinfo">
<span class="author" id="hitokoto_author"></span>
</div>
</div>
</div>
<div class="scroll-down-bar">
<i class="iconfont icon-arrowdown"></i>
</div>
</div>
</div>
</div>
</header>
<main>
<!-- <canvas id="canvas"></canvas> -->
<div class="container nopadding-x-md">
<div class="py-5" id="board"
style=margin-top:0>
<div class="container">
<div class="row">
<div class="col-12 col-md-10 m-auto">
<div class="row mx-auto index-card">
<article class="col-12 col-md-12 mx-auto index-info">
<h1 class="index-header">
<i class="index-pin iconfont icon-top" title="Pin on top"></i>
<a href="/2021/10/20/%E5%9C%A8VScode%E4%B8%AD%E4%BD%BF%E7%94%A8EASYX%E8%AF%A6%E7%BB%86%E6%95%99%E7%A8%8B(VScode+MSVC+EasyX)/" target="_self">
【EASYX配置教程】在VScode中使用EASYX详细教程(VScode+MSVC+EasyX)
</a>
</h1>
<p class="index-excerpt">
<a href="/2021/10/20/%E5%9C%A8VScode%E4%B8%AD%E4%BD%BF%E7%94%A8EASYX%E8%AF%A6%E7%BB%86%E6%95%99%E7%A8%8B(VScode+MSVC+EasyX)/" target="_self">
众所周知，vscode是一款强大的IDE，深受广大码友喜爱，博主曾尝试过用它实现各种脱离特定平台的写码，这里给大家介绍vscode配置EASYX的详细教程。
1.配置MSVC编译环境首先要知道的是EASYX官方库只支持vs的编译器，不支持MinGW，除非是自己从github上下的代码重新编译过的并且封装的库。可以借鉴一下其他优秀博主的教程，这里不详细介绍。参考教程1参考教程2
教程2没有包含v
</a>
</p>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2021-10-19 19:13" pubdate>
2021-10-19
</time>
</div>
<div class="post-meta mr-3">
<i class="iconfont icon-category"></i>
<a href="/categories/%E6%95%99%E7%A8%8B/">教程</a>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/EasyX/">EasyX</a>
<a href="/tags/%E6%95%99%E7%A8%8B/">教程</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<article class="col-12 col-md-12 mx-auto index-info">
<h1 class="index-header">
<i class="index-pin iconfont icon-top" title="Pin on top"></i>
<a href="/2021/10/19/STM32%20I2C%E8%AF%BB%E5%86%99EEPROM(AT24C02)%E7%9A%84%E4%B8%80%E4%BA%9B%E5%AE%9E%E9%99%85%E9%97%AE%E9%A2%98%E5%92%8CBug/" target="_self">
【STM32学习笔记】STM32 I2C读写EEPROM(AT24C02)的一些实际问题和Bug
</a>
</h1>
<p class="index-excerpt">
<a href="/2021/10/19/STM32%20I2C%E8%AF%BB%E5%86%99EEPROM(AT24C02)%E7%9A%84%E4%B8%80%E4%BA%9B%E5%AE%9E%E9%99%85%E9%97%AE%E9%A2%98%E5%92%8CBug/" target="_self">
本文中的IDE是VScode,用的EIDE插件调用Keil的底层，所以跟Keil是一样的，只不过外观不一样。做实验用的是野火的霸道板子。下面的问题和细节在我的bilibili视频上会有说明。
我的bilibili视频链接
1.STM32 I2C 通讯失败后Busy位一直为1的问题相信只要玩过STM32 I2C外设的都有碰到过这个问题，调试的时候经常能看到刚刚初始化完成或者程序一运行Busy位就
</a>
</p>
<div class="index-btm post-metas">
<div class="post-meta mr-3">
<i class="iconfont icon-date"></i>
<time datetime="2021-10-18 20:17" pubdate>
2021-10-18
</time>
</div>
<div class="post-meta mr-3">
<i class="iconfont icon-category"></i>
<a href="/categories/STM32/">STM32</a>
</div>
<div class="post-meta">
<i class="iconfont icon-tags"></i>
<a href="/tags/STM32/">STM32</a>
<a href="/tags/%E5%8D%95%E7%89%87%E6%9C%BA/">单片机</a>
<a href="/tags/%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0/">学习笔记</a>
</div>
</div>
</article>
</div>
<div class="row mx-auto index-card">
<article class="col-12 col-md-12 mx-auto index-info">
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【STM32学习笔记】STM32 I2C读写EEPROM(AT24C02)理论知识
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STM32 I2C读写EEPROM(AT24C02)个人调试Bug经验本篇文章是本人学习野火STM32读写EEPROM的视频总结而来的笔记,上面的链接有解答关于《火哥视频中EEPROM_WaitForWriteEnd()函数检测EV6事件为什么不能用CheckEvent()函数来检测》问题的解答。上述问题火哥视频的链接[24-I2C—读写EEPROM（第7节中）—代码详解-读写EEPROM] 进
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【HDU题解】杭电 Oj 1006 Tick and Tick 个人题解
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杭电 oj 1006 Tick and Tick 个人题解 首先贴上官网原题 刚开始看到这道题觉得又是一道水题，后面仔细看了一下题目后才知道这道题更加考数学，确实让我纠结了很久。以下是我的一些思路：
思路一：暴力模拟法可能一般人都会用秒数来模拟时钟，然后根据秒数来确定时针和分针的位置，然后累加时间，这里可以用1s,0.1s，0.01s,甚至是0.001s来作为单位时间模拟，但其
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【STM32学习笔记】USART串口
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<a href="/2021/10/11/USART%E4%B8%B2%E5%8F%A3/" target="_self">
1.串口通信协议简介物理层：
规定通讯系统中具有机械、电子功能部分的特性，确保原始数据在屋里媒体的传输。
（硬件部分）
协议层：
协议层主要规定通讯逻辑，统一收发双方的数据打包、解包标准。（软件部分）
2.STM32串口功能框图讲解1-RS232
2-USB转串口（TTL)
3-原生的串口到串口(TTL->TTL)
TTL(3.3V或5V表示高电平，0表示低电平）
RS-232（15V表示低
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【STM32学习笔记】TIM定时器
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1.定时器简介定时器功能：定时、输入比较、输入捕获、互补输出定时器分类：基本定时器、通用定时器、高级定时器定时器资源：F103系列：两个高级定时器TIM1,TIM8、4个通用定时器TIM2~5、2个基本定时器TIM6,TIM72.基本定时器功能框图1.基本定时器功能简介1-计数器16bit，只能向上计数，只有TIM6,TIM7
2-没有外部的GPIO，是内部资源，只能用来定时
3.-时钟来自PCL
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【STM32学习笔记】STM32中断
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1.异常类型(中断类型）F103在内核水平上搭载了一个异常响应系统，支持为数众多的系统异常和外部中断。
系统异常8个（不算Reset和HardFault），外部中断有60个。
除个别异常的优先级被定死外，其他异常的优先级都可编程。
异常和外部中断可在标准库文件stm32f10x.h这个头文件找到，在IRQn_Type这个结构体里面包含
了F103系列全部的异常声明。
2.NVIC简介NVI
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【STM32学习笔记】SPI协议
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1.SPI 协议简介1.SPI硬件层
引脚(SS,MOSI,MISO,SCK)
SS从设备选择信号线，常称为片选信号线，也称CS，NSS
SCK时钟信号线，用于通讯数据同步
MOSI MISOMOSI主设备输出/从设备输入
MISO主设备输入/从设备输出
1.SPI协议层1.SPI基本通讯过程
2.通讯的起始和停止信号
3.数据的有效性
4.CPOL/CPHA及通讯模式CPHA =
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【STM32学习笔记】I2C协议
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<a href="/2021/10/10/I2C/" target="_self">
1.物理层
1.SCL 串行时钟线
2.SDA 双向串行数据线
3.每个设备有独立的地址
4.每个设备在空闲状态时都会输出高阻态，所有都为空闲状态时，则总线被上拉为高电平
5.SDA 设备用高阻态表示高电平(1)，接地表示低电平(0)
6.三种传输模式：标准传输速率为100kbit/s，快速模式为400kbits/s，高速模式为3.4Mbit/s(大多数设备不支持)
2.协议层1.I2C基本读写
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【STM32学习笔记】EXTI中断
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1.EXTI简介EXTI(外部中断/事件控制器），管理20个中断。每个中断/事件线都对应一个边沿检测器，可以实现输入信号的上升沿检测和下降沿检测。EXTI可以实现对每个中断进行单独配置，可以单独配置中断或者事件。
2.EXTI 功能框图
EXTI 可分为两大部分功能，一个是产生中断，另一个是产生事件。
3.中断/事件线EXTI 有 20 个中断/事件线，每个 GPIO 都可以被设置为输入线，占
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