range Pi User Manual Copyright reserved by Shenzhen Xunlong Software Co., Ltd
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9) Please refer to the Bluetooth use method for Bluetooth test method, so I won't go into
details here.
3.11.3.2. RTL8811 test
1) First insert the RTL8811 wireless network card module into the USB interface of the
development board.
2) Then the Linux system will automatically load the kernel modules related to RTL8811
WIFI, and you can see that the following kernel modules have been automatically loaded
through the lsmod command
orangepi@orangepi:~$ lsmod
Module Size Used by
8821cu 1839104 0
3) Through the dmesg command, you can see the loading information of the RTL8811
module
orangepi@orangepi:~$ dmesg
[ 118.618194] usb 2-1: new high-speed USB device number 2 using ehci-platform
[ 118.767152] usb 2-1: New USB device found, idVendor=0bda, idProduct=c811,
bcdDevice= 2.00
[ 118.767181] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 118.767199] usb 2-1: Product: 802.11ac NIC
[ 118.767219] usb 2-1: Manufacturer: Realtek
[ 118.767235] usb 2-1: SerialNumber: 123456
[ 119.500530] usbcore: registered new interface driver rtl8821cu
[ 119.525498] rtl8821cu 2-1:1.0 wlx1cbfced9d260: renamed from wlan0
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