MCS-51的产品8051单片机内部由( )及4个8位的I/O端口P0、P1、P2、P3、串行口等组成。 -题库考试答案搜索网

MCS-51的产品8051单片机内部由( )及4个8位的I/O端口P0、P1、P2、P3、串行口等组成。

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2021-09-03 17:25

A、CPU
B、4KB的ROM
C、低128B的RAM和高位的SFR
D、8KB的EPROM
E、两个16位的定时/计数器T0和T1

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正确答案

A@#@B@#@C@#@E

试题解析

标签：青书学堂平顶山学院电气自动化技术单片机原理及应用

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