本文在两片采用不同主频的PIC单片机(A机时钟频率为6MHz,使用口线RB6;B机时钟频率为4MHz,使用口线RB4)之间实现异步通讯-In this paper, two different frequency of the PIC Singlechip (A machine clock frequency of 6MHz, the use of the mouth line RB6 B machine clock frequency of 4MHz, the use of the mouth line RB4) asynchronous communication between
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