HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 828

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

19.13.9 Register Configuration
The registers used to control the on-chip flash memory when enabled are shown in table 19.27.
In order to access the FLMCR1, FLMCR2, EBR1, and EBR2 registers, the FLSHE bit must be set
to 1 in SYSCR2 (except RAMER).
Table 19.27 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.
Rev.4.00 Sep. 07, 2007 Page 798 of 1210
REJ09B0245-0400
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. When a high level is input to the FWE pin, the initial value is H'80.
5. When a low level is input to the FWE pin, or if a high level is input and the SWE bit in
6. FLMCR1, FLMCR2, EBR1, and EBR2 are 8-bit registers. Only byte accesses are valid
7. The SYSCR2 register can only be used in the F-ZTAT version. In the mask ROM
register 2 (SYSCR2).
writes are invalid. Writes are also disabled when the FWE bit is cleared to 0 in
FLMCR1.
FLMCR1 is not set, these registers are 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.
FLMCR1 *
FLMCR2 *
EBR1 *
EBR2 *
SYSCR2 *
RAMER
Abbreviation R/W
6
6
6
6
7
R/W *
R/W *
R/W *
R/W *
R/W
R/W
3
3
3
3
H'00
Initial Value
H'00/H'80 *
H'00
H'00 *
H'00 *
H'00
5
5
4
Address *
H'FFC8 *
H'FFC9 *
H'FFCA *
H'FFCB *
H'FF42
H'FEDB
2
2
2
2
1