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11．若MCS-51单片机使用晶振频率为6MHz时，其复位持续时间应该（ ）
11．若MCS-51单片机使用晶振频率为6MHz时，其复位持续时间应该（ ）
2025-03-16 12:33:29
推荐回答（1个）
回答1：
两个机器周期，即2x12x1/6=4us
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