upd78f0730 Renesas Electronics Corporation., upd78f0730 Datasheet - Page 468

• Manufacturer Part Number: upd78f0730
• Description: 8-bit Single-chip Microcontroller
• Manufacturer: Renesas Electronics Corporation.

468
The following figure illustrates a flow of rewriting the flash memory by using a self programming sample library.
Remark For details of the self programming sample library, refer to 78K0/Kx2 Flash Memory Self
Programming User’s Manual (U17516E).
Figure 19-16. Flow of Self Programming (Rewriting Flash Memory)
Setting operating environment
Start of self programming
End of self programming
Low level → High level
High level → Low level
FlashBlockBlankCheck
Normal completion?
Normal completion?
Normal completion?
FlashBlockVerify
FlashWordWrite
CheckFLMD
FLMD0 pin
FLMD0 pin
Yes
FlashStart
Yes
Yes
FlashEnv
Yes
FlashEnd
Erased?
Preliminary User’s Manual U19014EJ1V0UD
CHAPTER 19 FLASH MEMORY
No
No
No
No
Normal completion?
FlashBlockErase
No
Yes