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这是我的设计原理图，焊接了两块板子，两种状况。目前没有接锂电池，图中VBUS=5V，1.8V_IO没接，I2C没控制，默认情况下：
板1： SYS=4.4V左右，BAT电压为0V，TS=3.7V
板2，SYS=7.2V左右，BAT电压为0V，TS=4.2V
一块板子输出7.2v，您可以将两块板子对比一下看问题在哪里
