M-V850E-IA4 Renesas Electronics America, M-V850E-IA4 Datasheet - Page 763

• Manufacturer Part Number: M-V850E-IA4
• Description: KIT EVAL V850E IA4 UPD70F3186
• Manufacturer: Renesas Electronics America

Specifications of M-V850E-IA4

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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22.5.3 Standard self programming flow
The entire processing to rewrite the flash memory by flash self programming is illustrated below.
Notes 1. If a security setting is not performed, flash information setting processing does not have to be
Flash memory manipulation
Internal verify processing
Flash information setting
initialization processing
Boot area swapping
End of processing
Flash environment
Flash environment
Erase processing
Write processing
end processing
processing
processing
2. If boot swap is not used, flash information setting processing and boot swap processing do not have
executed.
to be executed.
(a) Rewriting at once
Note 1
Note 2
•
•
•
Disable accessing flash area
Disable setting of STOP mode
Disable stopping clock
Figure 22-14. Standard Self Programming Flow
CHAPTER 22 FLASH MEMORY
User’s Manual U16543EJ4V0UD
Flash memory manipulation
Internal verify processing
Flash information setting
initialization processing
Boot area swapping
End of processing
Flash environment
Flash environment
Erase processing
Write processing
All blocks end?
end processing
processing
processing
(b) Rewriting in block units
Yes
Note 1
Note 2
No
•
•
•
Disable accessing flash area
Disable setting of STOP mode
Disable stopping clock
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