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AM62L32



设计是AM62L32+LPDDR4+EMMC, PMIC是PTPS6521401VAFR回来, 但是板子上电后,PMIC的控制 3.3V的负载开关的这个 IO,没有使能 负载开关的EN,波形如下:

能帮分析一下这是什么原因导致?