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如题，我想知道msp430能不能像51一样，,
比如，将开关状态传到430中，并用led灯显示出来
因为还有其他外设所以想尽量少有IO口
求指教
楼主你好！
可以，选择3.3V兼容的器件就可以了。
完全可以实现。楼上说的正确，选择3V系统的芯片即可
