H8SXSLASH1663M datasheet(1162/1504 Pages) RENESAS

1162 / 1504 page

Section 25 Flash Memory

Rev. 2.00 Sep. 24, 2008 Page 1130 of 1468

REJ09B0412-0200

Bit

Bit Name

Initial

Value

R/W

Description



R/W

Flash Key Register Error Detect

Checks the FKEY value (H'5A) before programming

starts, and returns the result.

0: FKEY setting is normal (H'5A)

1: FKEY setting is abnormal (value other than H'5A)



Unused

Returns 0.



R/W

Write Data Address Detect

When an address not in the flash memory area is

specified as the start address of the storage destination

for the program data, an error occurs.

0: Setting of the start address of the storage destination

for the program data is normal

1: Setting of the start address of the storage destination

for the program data is abnormal



R/W

Write Address Error Detect

When the following items are specified as the start

address of the programming destination, an error

occurs.

• An area other than flash memory

• The specified address is not aligned with the 128-

byte boundary (lower eight bits of the address are

other than H'00 and H'80)

0: Setting of the start address of the programming

destination is normal

1: Setting of the start address of the programming

destination is abnormal



R/W

Success/Fail

Returns the programming result.

0: Programming has ended normally (no error)

1: Programming has ended abnormally (error occurs)

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