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The Principle Of Mitsubishi PLC's Memory
Aug 15, 2018

A semiconductor circuit with a memory function. Divided into system program memory and user memory.

The system program memory is used to store system programs, including the management program, the monitoring program, and the interpretation compiler for compiling the user program. It consists of a read-only memory. The content used by the manufacturer cannot be changed, and the power failure does not disappear. User memory: divided into user program storage area and working data storage area. It consists of random access memory (RAM). Used by the user. The power outage disappeared. A commonly used high-efficiency lithium battery is used as a backup power source, and the service life is generally 3 to 5 years.


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