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R128 PMU问题

A Series

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alvinlbl LV 4

[twi1] incomplete xfer (status: 0x20, dev addr: 0x34)
try to read axp2585 chip id failed!:-4
hal power init axp2585 failed

请问大佬们，PMU为啥通信不成功？

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awwwwa LV 8 @alvinlbl last edited by

@alvinlbl 板子上要有pmu芯片才能通讯成功
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alvinlbl LV 4 @awwwwa last edited by

@awwwwa 这颗IC不是集成了PMU么？
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awwwwa LV 8 @alvinlbl last edited by

@alvinlbl 这个pmu指的是外置的电池管理pmu，内置的pmu不会使用twi控制输出。

https://r128.docs.aw-ol.com/peripheral/pmu/
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