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为什么BLE4.0的1.4版本协议栈SimpleBLEPeripheral例程中CC2540工程AD采集的通道7不能用，采集出来的值一直为32783
使用的是12位AD，我直接给P0.7低电平还是这个值，不会改变，搞不通，之前CC2541的板子用CC2541工程就可以
求大神解答
CC2541有I2C、无USB，CC2540无I2C、有USB。
看一下工程中是否有涉及到这两个外设的配置
换块板子试试
