Knowledge Base Article

What is the write non-volatile configuration register (NVCR) cycle time specificatiion, for the quad-serial configuration devices (EPCQ)?

Description

When you write to the NVCR, the device initiates a self-timed write NVCR cycle immediately after the nCS signal is driven high.  The self-timed write NVCR cycle time specifications is as follows:

Typical : 0.2 s,  Maximum : 3 s

You can check the write in progress bit in the status register by executing the read status operation while the self-timed write NVCR cycle is in progress.

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