如何理解某些位运算

与门可以认为是三极管(实际上就是)

输出端是三极管阴极

Vin1是三极管阳极

Vin2是三极管栅极

栅极加个反相器控制放行,True时放行,不拦截,false拦截阳极

异或和同或可以合并记忆

异或是相异放行,同或是相同放行

或可以理解为“或者这样,或者那样”

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