Product Info
Table Of Contents
RTL8822CE RTL8822CU RTL8822CS COB TSSI MP FLOW
©2019 Realtek Semiconductor Corp.
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4.2. Bluetooth device initial
In the initial stage, the Bluetooth device must set to factory default and set antenna patch .
The Initial command list as :
Step1 : Change BT RF path
ifconfig wlan0 up
sleep 1
rtwpriv wlan0 mp_start
rtwpriv wlan0 mp_setrfpath 0 // 0 or 1
rtwpriv wlan0 mp_ant_tx a // a or b
Step2 : Bluetooth initial
Start MP CMD Tool
rtlbtmp
Enable MP Stack
Check Bluetooth stack HCI interface first, then run the enable MP stack CMD.
Please refer “7.1.2. : Bluetooth MP initialize commands at Linux/Android platform”.
enable usb:/dev/rtk_btusb //usb I/F
enable uart:/dev/ttyS0 // uart I/F, device node specified by vendor (platform)
enable sdio:/dev/sdio //sdio I/F