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Hi ti team，
在BTL模式下驱动扬声器时，VOLUME引脚是控制增益的唯一引脚. SEDIFF PIN和SEMAX PIN能不能悬空？
可以悬空，工作在BTL模式下，这两个引脚不起作用，即使在上面施加电压也不会改变输出电平。
