蓝牙模块，wi-fi，zigbee，sub-1 ghz，多协议，国产，lora
efr32bg22,ble 5.4,silicon labs
rs02a1,蓝牙5.0
cc2640r2f,蓝牙5.0
cc2642r,蓝牙5.0
cc2541,cc2592,蓝牙4.0
cc2540,蓝牙4.0
cc2541,蓝牙4.0
