Relative to its size the Raspberry Pi is a powerhorse of a computer – it can drive HDMI displays, process mouse, keyboard, and camera inputs, connect to the Internet, and run full-featured Linux distributions. But it’s more than just a small computer, it’s a hardware prototyping tool! The Pi has bi-directional I/O pins, which you can use to drive LEDs, spin motors, or read button presses. Continue reading All about Raspberry Pi GPIO
运行 regedit 打开注册表， HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Windows下检查load键值数据，正常数据为空。
sudo apt-get install unrar-free
if not, try unrar-nonfree by following the instruction next: Continue reading raspbian 解压 rar
sudo apt-get install p7zip-full Continue reading raspbian 安装 7zip
主机IP设置为：
IP地址，子网掩码中分别填入192.168.37.1 ，255.255.255.0 ，默认网关留空。
客户机IP设置为：
IP地址，子网掩码，默认网关中填入192.168.37.2 ，255.255.255.0 ，192.168.37.1
一：右击我的电脑–管理，打开系统工具–共享文件夹–会话，手动删除里面的会话；
二：在开始-运行栏里输入gpedit.msc，回车后，选择计算机配置–管理模板–windows组件–远程桌面服务–远程桌面会话主机–连接，打开右边显示框中的‘限制连接的数量’
| LED | 颜色 | 功能 | 正常状态 |
|---|---|---|---|
| ACT | 绿色 | card status | 闪烁:SD卡正在活动（类似电脑的硬盘灯） |
| PWR | 红色 | power | 不闪烁:正常 |
| FDX | 橙 | full duplex | 亮:全双工/不亮:半双工 |
| LNK | 橙 | link | 亮:网络连接成功 |
| 100 | 橙 | 100 Mbps | 亮:100 Mbps/不亮:10 Mbps |
Please note that the use of the dd tool can overwrite any partition of your machine. If you specify the wrong device in the instructions below, you could delete your primary Linux partition. Please be careful. Continue reading Installing operating system images on Linux for raspberrypi
To set the default application for a specific file type, locate a file of that type in the file manager, right-click it, and select Properties.
Click the Open With tab and select the application you want to use for that file type. Use the Set as default button to make the application the default application.