Product Info

Table Of Contents

RTL8822CE RTL8822CU RTL8822CS COB TSSI MP FLOW

4.1. Bluetooth device environment setup

To do BT RF test, “rtlbtmp” is a necessary tool.

4.1.1. Android OS

MP tool package is provided to customers in binary format:

MP ADB tool  rtlbtmp

MP library  btmp.default.so

Customers should copy these binary files to respective directories on target production:

rtlbtmp  save to  /system/bin/

chmod rtlbtmp  chmod 755 /system/bin/rtlbtmp

btmp.default.so  save to  /system/lib/hw/

mp_rtlxxx_fw, mp_rtlxxx_config  save to  /system/etc/firmware/

Notice: If the system is android o or above:

rtlbtmp  save to  /vendor/bin/

chmod rtlbtmp  chmod 755 /vendor/bin/rtlbtmp

btmp.default.so  save to  /vendor/lib/hw/

mp_rtlxxx_fw, mp_rtlxxx_config  save to  /vendor/firmware/

Notice: The above files are recommended to be put into the SDK, which will not affect the

using of normal Bluetooth.

Notice: Before using RTLBTMP, normal BT must be turned off . The following methods is

for turn off normal BT.

Method 1: Turn off bluetooth on the UI

Method 2: service call bluetooth_manager 8(close) /6(open)

Method 3: Using command to rename driver file :

cd /system/lib/hw

mv bluetooth.default.so bluetooth.default.so_ORG

(for android P : mv libbluetooth.so libbluetooth.so_ORG)

Reboot