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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1127808/bq21061-can-lp-pin-be-floating
大家好、
LP 引脚是否可以悬空？ 是否会导致任何问题？
Rayna
您好、Rayna、
建议将/LP 引脚连接到 MCU GPIO。 如果它保持悬空、则会在内部下拉、您将无法在仅电池模式下通过 I2C 配置寄存器。
此致、
Gautham
