Users Manual

RF-BM-BG22A3(I)
www.szrfstar.com V1.3 - Aug., 2022
Shenzhen RF-star Technology Co., Ltd. Page 13 of 26
Find SL_DEVICE_INIT_HFXO_CTUNE, the official default value of SiliconLabs is 140, RF-star changes it to 72
according to the requirements of the development board hardware RF part.
Remark: This is the value for RF-star’s standard EFR32BG22 series modules, the value of the other customized products
needs to be confirmed.
If the user needs to change to other values, you can directly modify it (Value range: 0 ~ 255). As shown below.