Ram Control Register (Ramcr) - Hitachi F-ZTAT H8/3039 Series Hardware Manual

Table 15-4 Flash Memory Erase Blocks
Block (Size)
EB0 (1 kbyte)
EB1 (1 kbyte)
EB2 (1 kbyte)
EB3 (1 kbyte)
EB4 (28 kbytes)
EB5 (32 kbytes)
EB6 (32 kbytes)
EB7 (32 kbytes)
15.3.3

RAM Control Register (RAMCR)

RAMCR selects the RAM area used when emulating real-time reprogramming of the flash
memory.
Bit
Modes 1
Initial value
to 4
R/W
Modes 5 Initial value
to 7 R/W
Note: * Cannot be set to 1 in mode 6.
Bits 7 to 4—Reserved: These bits cannot be modified and are always read as 1.
446
7 6 5
— — —
1 1 1
— — —
1 1 1
— — —
Reserved bits
Address
H'00000 to H'003FF
H'00400 to H'007FF
H'00800 to H'00BFF
H'00C00 to H'00FFF
H'01000 to H'07FFF
H'08000 to H'0FFFF
H'10000 to H'17FFF
H'18000 to H'1FFFF
4 3
—
RAMS
1 0
— R
1 0
— R/W*
RAM select
This bit is used with
bits 2 and 1 to set
the RAM area.
2 1
RAM2 RAM1
0 0
R R
0 0
R/W* R/W*
Reserved bit
RAM2/1
This bit is used with
bit 3 to set the RAM
area.
0
—
1
—
1
—