DS200TBQDG1ACC GE

8x32EDO GE
DF63C509B ( 3COM ETHER LINK 10Mbps) GE
IC3600AOAM GE
POWER CARD LC 3777 GE
IC3601A250B GE
IC3603A281A GE
IC3600STDC1H GE
IC3600VANA1G1E GE

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描述

CPU作为整个PLC的核心,起着总指挥的作用。CPU一般由控制电路、运算器和寄存器组成。这些电路通常都被封装在一个集成电路的芯片上。CPU通过地址总线、数据总线、控制总线与存储单元、输入输出接口电路连接。CPU的功能有以下一些:从存储器中读取指令,执行指令,取下一条指令,处理中断。

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