HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 794

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 19 ROM
Figure 19.13 shows the procedure for executing the program/erase control program when
transferred to on-chip RAM.
Rev.6.00 Sep. 27, 2007 Page 764 of 1268
REJ09B0220-0600
Note: The watchdog timer should be activated to prevent overprogramming or overerasing
due to program runaway, etc.
Figure 19.13 User Program Mode Execution Procedure
Write the transfer program
(and the program/erase control
program if necessary) beforehand
Branch to flash memory application
program (flash memory rewriting)
Branch to program/erase control
Transfer program/erase control
Execute program/erase control
MD2, MD1, MD0 = 110, 111
program in RAM area
program to RAM
Reset-start
program