修复运行时，库找不到的问题

README.md

@@ -10,8 +10,6 @@
 
 [stm32_pwm_computer.exe](./release/stm32_pwm_computer.exe)
 
-
-
 **Linux**
 
 ```bash
@@ -19,13 +17,9 @@ cd linux
 ./build.sh
 ```
 
+## 用法
 
-
-## Usage
-
-
-
-**Win**
+### Win
 
 1.文件资源管理器打开stm32_pwm_computer.exe所在目录。
 
@@ -52,3 +46,35 @@ Tip:
 ```
 
 ![image-20220607194308252](markdown.assets/README.assets/image-20220607194308252.png)
+
+
+
+## 程序执行异常
+
+### vcruntime140.dll was not found
+
+解决方案:
+
+下载Visual C++ Redistributable库文件，安装即可
+
+[Latest supported Visual C++ Redistributable downloads | Microsoft Docs](https://docs.microsoft.com/en-US/cpp/windows/latest-supported-vc-redist?view=msvc-170)
+
+![image-20220618173350153](markdown.assets/README.assets/image-20220618173350153.png)
+
+错误分析
+
+```
+vcruntime140.dll，是vc工程编译出来的程序必须依赖的库，如果没有则需要安装相应的库包。
+```
+
+
+
+### vcruntime140d.dll was not found
+
+![image-20220618173238145](markdown.assets/README.assets/image-20220618173238145.png)
+
+```
+vcruntime140d.dll 是 vcruntime140.dll的包含Debug信息的版本,如下图在viso编译时，生成的目标选择Debug版本，则连接的是vcruntime140d.dll，如果是Release连接的是vcruntime140.dll，如果想要安装vcruntime140d.dll，安装驱动库即可。
+```
+
+![image-20220618174248032](markdown.assets/README.assets/image-20220618174248032.png)