配置这些，首先要网卡能被pi正确认出才行
root@raspberrypi:~# vim /etc/wpa.conf
配置文件
network={
ssid="WI-FI名称"
proto=RSN
key_mgmt=WPA-PSK
pairwise=CCMP TKIP
group=CCMP TKIP
psk="密码"
}
保存完毕重启。记着要修改
/etc/network/interfaces
配置文件内容
auto lo
iface lo inet loopback
iface eth0 inet dhcp
allow-hotplug wlan0
iface wlan0 inet manual
#wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf
wpa-roam /etc/wpa.conf
iface default inet dhcp