关闭串口打开POWER_SAVING,测量广播和连接功耗只有几百微安,打开串口关闭POWER_SAVING,发现功耗竟然达到了8mA,请问各位大神,这是怎么回事啊,难道使用串口就必须牺牲功耗吗?求指教
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关闭串口打开POWER_SAVING,测量广播和连接功耗只有几百微安,打开串口关闭POWER_SAVING,发现功耗竟然达到了8mA,请问各位大神,这是怎么回事啊,难道使用串口就必须牺牲功耗吗?求指教