HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 779

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

19.4.9
The registers used to control the on-chip flash memory when enabled are shown in table 19.6.
In order to access the FLMCR1, FLMCR2, EBR1, and EBR2 registers, the FLSHE bit must be set
to 1 in SYSCR2 (except RAMER).
Table 19.6 Flash Memory Registers
Register Name
Flash memory control register 1
Flash memory control register 2
Erase block register 1
Erase block register 2
System control register 2
RAM emulation register
Notes: 1. Lower 16 bits of the address.
2. Flash memory. Registers selection is performed by the FLSHE bit in system control
3. In modes in which the on-chip flash memory is disabled, a read will return H'00, and
4. If a high level is input and the SWE bit in FLMCR1 is not set, these registers are
5. FLMCR1, FLMCR2, EBR1, and EBR2 are 8-bit registers. Only byte accesses are valid
6. The SYSCR2 register can only be used in the F-ZTAT version. In the mask ROM
Register Configuration
register 2 (SYSCR2).
writes are invalid.
initialized to H'00.
for these registers, the access requiring 2 states.
version this register will return an undefined value if read, and cannot be modified.
Abbreviation R/W
FLMCR1 *
FLMCR2 *
EBR1 *
EBR2 *
SYSCR2 *
RAMER
5
5
5
5
6
Rev.6.00 Sep. 27, 2007 Page 749 of 1268
R/W *
R/W *
R/W *
R/W *
R/W
R/W
3
3
3
3
Initial Value
H'80
H'00
H'00 *
H'00 *
H'00
H'00
4
4
REJ09B0220-0600
Section 19 ROM
Address *
H'FFC8 *
H'FFC9 *
H'FFCA *
H'FFCB *
H'FF42
H'FEDB
2
2
2
2
1