Python使用pip安装pySerial串口通讯模块

yipeiwu_com4年前 (2020-03-06)Python基础

pySerial封装了对串口的访问，供大家参考，具体内容如下

特性

在支持的平台上有统一的接口。
通过python属性访问串口设置。
支持不同的字节大小、停止位、校验位和流控设置。
可以有或者没有接收超时。
类似文件的API，例如read和write，也支持readline等。
支持二进制传输，没有null消除，没有cr-lf转换。

有关Python的环境配置请参考：《Python入门》Windows 7下Python Web开发环境搭建笔记

而 pip 是随 Python 一同安装的，如下图：

pip 帮助信息，在命令行中输入 pip 就能看到以下的帮助信息

G:\>pip 
 
Usage: 
 pip <command> [options] 
 
Commands: 
 install           Install packages. 
 uninstall          Uninstall packages. 
 freeze           Output installed packages in requirements format. 
 list            List installed packages. 
 show            Show information about installed packages. 
 search           Search PyPI for packages. 
 wheel            Build wheels from your requirements. 
 help            Show help for commands. 
 
General Options: 
 -h, --help         Show help. 
 --isolated         Run pip in an isolated mode, ignoring 
               environment variables and user configuration. 
 -v, --verbose        Give more output. Option is additive, and can be 
               used up to 3 times. 
 -V, --version        Show version and exit. 
 -q, --quiet         Give less output. 
 --log <path>        Path to a verbose appending log. 
 --proxy <proxy>       Specify a proxy in the form 
               [user:passwd@]proxy.server:port. 
 --retries <retries>     Maximum number of retries each connection should 
               attempt (default 5 times). 
 --timeout <sec>       Set the socket timeout (default 15 seconds). 
 --exists-action <action>  Default action when a path already exists: 
               (s)witch, (i)gnore, (w)ipe, (b)ackup. 
 --trusted-host <hostname>  Mark this host as trusted, even though it does 
               not have valid or any HTTPS. 
 --cert <path>        Path to alternate CA bundle. 
 --client-cert <path>    Path to SSL client certificate, a single file 
               containing the private key and the certificate 
               in PEM format. 
 --cache-dir <dir>      Store the cache data in <dir>. 
 --no-cache-dir       Disable the cache. 
 --disable-pip-version-check 
               Don't periodically check PyPI to determine 
               whether a new version of pip is available for 
               download. Implied with --no-index.

安装 pySerial 串口通讯模块

使用 pip 来安装非常简单，只需使用以下命令：pip install pyserial。

安装时可能会出现以下提示：