目前使用最多的低功耗蓝牙芯片CC2541，本源码是针对此芯片的蓝牙128位的唯一标识码UUID，此源码可以教大家如何扩展16位的UUID为128位通用的UUID。-Currently the most used bluetooth chip CC2541, low power consumption of this source code is for the chip bluetooth UUID unique identification code of 128, this source can teach you how to extend the 16-bit UUID UUID for 128 gm.