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请问:CC2530同组IO口作输入检测时,可以配置成有的“上拉”,有的“下拉”吗

Other Parts Discussed in Thread: CC2530

我看《swru191f-cc253X User's Guide.pdf》文档中,关于CC2530的IO口上下拉有如下说明:

请问,如果不管是配置P0组还是P1组还是P2组,一定都是整体(文档中描述是“for all Port 1 pins”)上拉或者下拉吗?

如果是这样的话,那比如“P1_3高电平有效的按键输入检测,P1_4低电平有效的按键输入检测”,对于P2INP这个寄存器应该怎么配置呢?

谢谢~