CHAPTER 25 ROM CORRECTION
User’s Manual U16899EJ2V0UD
427
Figure 25-9. Program Transition Diagram (When Two Places Are Corrected)
Internal flash memory
Correction place 1
Internal flash memory
JUMP
Internal flash memory
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
FFFFH
F7FFH
F7FDH
yyyyH
xxxxH
0000H
BR !JUMP
Branch destination
judgment program
Correction program 2
Correction program 1
Correction place 2
(1) Branches to address F7FDH when fetch address matches correction address
(2) Branches to branch destination judgment program
(3) Branches to correction program 1 by branch destination judgment program (BTCLR !CORST0, $xxxxH)
(4) Returns to internal flash memory program
(5) Branches to address F7FDH when fetch address matches correction address
(6) Branches to branch destination judgment program
(7) Branches to correction program 2 by branch destination judgment program (BTCLR !CORST1, $yyyyH)
(8) Returns to internal flash memory program
Remark Area filled with diagonal lines: Internal expansion RAM
JUMP: Branch destination judgment program start address
Содержание MuPD78F0132H
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