树莓派初出茅庐必备指令

0. 获取公网IP

curl cip.cc

1. 查看特定网口IP

ip addr show  eth0

2. 树莓派桌面恢复

 sudo su
 rm -rf ~/.config/lxpanel/LXDE-pi

3.树莓派开/关Wifi

sudo ifconfig wlan0 up
sudo ifconfig wlan0 down

4.为root用户加颜色

 sudo cp ~/.bashrc /root/.bashrc

5.更新树莓派

sudo apt-get update&&sudo apt-get upgrade

6.树莓派截图

 sudo apt-get install scrot&&scrot -s 

7.安装 aptitude，代替apt-get

sudo apt-get install aptitude

8.树莓派搭建Nginx网站

sudo apt-get install nginx

9.树莓派安装php

sudo aptitude  install -y php7.0-fpm php7.0-cli php7.0-curl php7.0-gd php7.0-mcrypt php7.0-cgi php7.0-mysql

9.查看历史指令

history

10.卸载软件（speedtest-cli）

 sudo apt-get autoremove --purge speedtest-cli

11.测试网速

 sudo apt install speedtest-cli
 speedtest

12.查看串口

ls -l /dev/serial*

13.下载64位Arm wiringpi

wget https://gitee.com/LJYSCIENTIST/raspberry-pi-software-storage/raw/master/wiringpi-2.60-1_arm64.deb 

14.安装64 位Arm wiringpi

sudo dpkg -i wiringpi-2.60-1_arm64.deb 

15.生成.o文件

gcc -fPIC -g -c SC16IS752GPIO.c -o SC16IS752GPIO.o 

16 生成.so文件

gcc -g -shared -Wl,-soname,SC16IS752GPIO.so -o SC16IS752GPIO.so SC16IS752GPIO.o -lc

17 查看I2C地址

sudo apt-get install i2c-tools&&sudo i2cdetect -y 1