你好:
设计中用到AM3352+TPS65217C组合,上电后发现AM33521无法正常启动,但上电后用镊子将AM3352的上电复位管理芯片TPS3808的第1脚(RESET)与第2脚(GND)短接一下,AM3352大概率能够启动,串口能打印出CCCC...信息,请问这是什么原因造成的?
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