CC2540为带BT的SOC解决方案，BT协议为4.0版本，蓝牙数据传输获得数据后，通过以太网模块上传给上位机。-CC2540 is an SOC solution with BT, BT protocol version 4.0, the Bluetooth data transmission obtained data through the Ethernet module uploaded to the host computer.

BLE蓝牙4.0的协议栈源码,CC2540的底层代码-BLE protocol stack source Bluetooth 4.0, CC2540 underlying code