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OMAP3530 Reset信号

Other Parts Discussed in Thread: TPS65930, OMAP3530

Hi:

  我用OMAP3530做了一块自己的板子,TPS65930供电。现在TPS65930的电源输出都正常,32K和26M的两个时钟也输出正常,可是OMAP3530的sys_respwron信号一直为低,即使我直接将这个引脚直接接10k上拉电阻到1.8V,上电后该信号仍然为低。请问这是什么问题?

注:在此之前我曾看到过该信号正常被拉高,sys_reswarm信号也输出正常,可是后来不知什么原因就不正确了。