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CC2640R2F shutdown模式gpio外部上拉功耗高

Other Parts Discussed in Thread: CC2640R2F

您好,我目前测试shutdown模式时,发现有gpio外部上拉时,功耗比较高,功耗可以达到120uA以上,若去掉上拉电阻,则功耗可以在6uA以下。引脚外部上拉时,IO应该如何配置才能做到功耗比较低呢?我试过将IO配置成PULLUP、NOPULL、PULLDOWN,功耗都没有降低。谢谢!