UPD78F9234MC-5A4-A Datasheet, PDF (321/419 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

CHAPTER 19 FLASH MEMORY
19.8.11 Examples of operation when interrupt-disabled time should be minimized in self programming mode
Examples of operation when the interrupt-disabled time should be minimized in self programming mode are
explained below.
(1) Erasure to blank check
<1> Specification of block erase command (<1> to <5> in 19.8.6)
<2> Mode is shifted from normal mode to self programming mode (<1> to <7> in 19.8.4)
<3> Execution of block erase command → Error check (<6> to <12> in 19.8.6)
<4> Mode is shifted from self programming mode to normal mode (<1> to <6> in 19.8.5)
<5> Specification of block blank check command (<1> to <5> in 19.8.7)
<6> Mode is shifted from normal mode to self programming mode (<1> to <7> in 19.8.4)
<7> Execution of block blank check command → Error check (<6> to <11> in 19.8.7)
<8> Mode is shifted from self programming mode to normal mode (<1> to <6> in 19.8.5)
User’s Manual U17446EJ5V0UD
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