ulli-kroll / rtl8821cu

rtl8821cu/rtl8822cu driver for linux

rtl8821cu for linux

rtl8821cu/rtl8822cu linux kernel for wireless abgn device

Note: This is an USB2 only adapter,
which may have bluetooth support
For specialities on this device read at the end

If one USB-ID is missing, please mail me.

build/load/function tested with v4.18.7

Building and install driver

for building type
make

for load the driver
sudo modprobe cfg80211
sudo insmod rtl8821cu.ko

You need to install the needed fw with
sudo make installfw

If you need to crosscompile use
ARCH= CROSS_COMPILE= KSRC=
while calling make i.e.

make ARCH="arm" CROSS_COMPILE=armv5tel-softfloat-linux-gnueabi- KSRC=/home/linux-master modules

CDROM emulation
The device exists in various flavours
including cdrom emulation for windows
knowing USB id's doing this trick (after cold boot)

• 0x0bda 0x1a2b

you can do a scsi cdrom ejcet with
usb_modeswitch -v 0bda -p 1a2b -K
or
eject $DEVICE

Bluetooth support
some device may have bluetooth build in.
i.e. Comfast or EDUP devices may do this
you need some additional driver to use this.

Please use prefix rtl8821cu if you want to mail me
But please please don't, I have enough to do.
TIA

Hans Ulli Kroll [e-mail]