What is Flash Memory?

Definition

A non-volatile storage technology that retains data without power and can be electrically erased and reprogrammed. Flash memory stores firmware, parameters, and fault logs in PLCs, drives, and HMI devices.

Related Terms

Firmware

Permanent software embedded in the memory of a drive, PLC, or controller that co...

Non-Volatile Memory

Memory that retains stored data even when power is removed, including flash, EEP...

Memory Card

A removable storage device used to back up and transfer PLC programs, drive para...

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