KL81 Flash memory Sector size

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KL81 Flash memory Sector size

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yinyang
NXP Employee
NXP Employee

Hi

      In KL81 Reference manual (KL82P121M72SF0RM.pdf), section 4.1.2 (Page 77) states "

4.1.2 Flash memory sizes
The devices covered in this document contain:
• 1 block 128 KB of program flash consisting of 4 KB sectors"

      while in the same reference manual, section 34.2.1.1 (page 710) states 

" 34.2.1.1 Program Flash Memory Features
• Sector size of 2 KB
• Program flash protection scheme prevents accidental program or erase of stored data
• Program flash access control scheme prevents unauthorized access to selected code
segments
• Automated, built-in, program and erase algorithms with verify"

        Which is the correct sector size I should refer to for KL81?

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kerryzhou
NXP TechSupport
NXP TechSupport

Hi Yi Yang,

  It's the document error, the sector size should be 2KB, not 4KB.

Wish it helps you!


Have a great day,
Kerry

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kerryzhou
NXP TechSupport
NXP TechSupport

Hi Yin Yang,

   Thank you for this question.

   About the document problem, I already check it with our according department, after I get reply, I will let you know ASAP.

   Now, please wait patiently.

  Thanks a lot for your understanding.


Have a great day,
Kerry

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Note: If this post answers your question, please click the Correct Answer button. Thank you!
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