Port C is also used in mode 1 operation-not for data, but for control or handshaking signals that help operate either or both port A and port B as strobed input ports.

• 我觉得翻成“模式1选通输入”比较好一点，而010698,010700翻成了“模式一触动式输入”，010750“模式1锁存输入”，010820翻成了“模式1滤波输入”。