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CC2540蓝牙传输功耗

Other Parts Discussed in Thread: CC2540

CC2540关于修改传输功耗的API “ HCI_EXT_SetTxPowerCmd ”有具体的实现过程吗?我只看到有函数名,直接调用HCI_EXT_SetTxPowerCmd( uint8 txPower )发现传输距离还是没什么太大变化