HD64F3664BPV Datasheet, PDF (128/446 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer

Section 7 ROM
Bit
Initial
Bit
Name Value R/W
3
EV
0
R/W
2
PV
0
R/W
1
E
0
R/W
0
P
0
R/W
Description
Erase-Verify
When this bit is set to 1, the flash memory changes to
erase-verify mode. When it is cleared to 0, erase-verify
mode is cancelled.
Program-Verify
When this bit is set to 1, the flash memory changes to
program-verify mode. When it is cleared to 0,
program-verify mode is cancelled.
Erase
When this bit is set to 1, and while the SWE=1 and
ESU=1 bits are 1, the flash memory changes to erase
mode. When it is cleared to 0, erase mode is
cancelled.
Program
When this bit is set to 1, and while the SWE=1 and
PSU=1 bits are 1, the flash memory changes to
program mode. When it is cleared to 0, program mode
is cancelled.
7.2.2 Flash Memory Control Register 2 (FLMCR2)
FLMCR2 is a register that displays the state of flash memory programming/erasing. FLMCR2 is a
read-only register, and should not be written to.
Bit
Initial
Bit
Name Value R/W
7
FLER 0
R
6 to 0 —
All 0
—
Description
Flash Memory Error
Indicates that an error has occurred during an
operation on flash memory (programming or erasing).
When FLER is set to 1, flash memory goes to the error-
protection state.
See section 7.5.3, Error Protection, for details.
Reserved
These bits are always read as 0.
Rev. 6.00 Mar. 24, 2006 Page 98 of 412
REJ09B0142-0600