USB wireless network card driver free ra...

Raspberry pie (Raspberry Pi) USB wireless network card configuration method

1, to see whether their effective wireless card

To view the USB mounted devices (the best after the startx implementation,in LXTerminal some commands have several screen you can use the mouse to flip the screen)

一. sudo lsusb
My RPI is shown below:

1pi@raspberrypi:/$sudo lsusb

2 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

3 Bus 001 Device 002: ID 0424:9512 Standard Microsystems Corp.

4 Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp.

5 Bus 001 Device 004: ID148:5370 Ralink Technology, Corp. RTL5370 wireless

The last line is marked with the RTL5370 wireless network card chip myrecognition, indicate that the equipment available.

二、 test of WiFi signal.

1 sudo iwlist wlan0 scan

Look carefully, find your wireless router SSID (i.e. mobile phone search WiFi, WiFi display name, the router can be configured)

Author: TP-LINK_365464 SSID is the wireless network card has receivedwireless routing.

三、 edit the configuration information

1 sudo nano /etc/network/interfaces

The wlan0 part is amended as:

Auto lo

Iface Lo INET loopback

Iface eth0 INET DHCP

Auto wlan0

Allow-hotplug wlan0

Iface wlan0 INET DHCP

Wpa-ssid "TP-LINK_365464" # without quotation marks can #

Wpa-psk "password" # without quotation marks can #

四、 immediately connected to the WIFI network

Use the command

Sudo /etc/init.d/networking restart

After the success, use the ifconfig command to see the wlan0 device, and a IP address (connected). OK