3069RF-ZTAT Datasheet, PDF (872/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

RAMCR — RAM Control Register
H'EE077
Flash Memory
Bit
7
—
Modes Initial value ₁
1 to 4 R/W
—
Modes Initial value 1
5, 7
R/W
—
6
5
4
3
2
1
0
—
—
— RAMS RAM2 RAM1 RAM0
1
1
1
0
0
0
0
—
—
—
R
R
R
—
1
1
1
—
—
—
Reserved bits
0
0
0
0
R/W* R/W* R/W* R/W*
RAM select, RAMS to RAM0
Bit 3 Bit 2 Bit 1 Bit 0
RAMS RAM2 RAM1 RAM0
RAM Area
RAM Emulation Status
0 0/1 0/1 0/1 H'FFFFE000 to H'FFFFEFFF Emulation
1
0
0
0 H'00000000 to H'00000FFF Mapping RAM
1 H'00001000 to H'00001FFF
1
0 H'00002000 to H'00002FFF
1 H'00003000 to H'00003FFF
1
0
0 H'00004000 to H'00004FFF
1 H'00005000 to H'00005FFF
1
0 H'00006000 to H'00006FFF
1 H'00007000 to H'00007FFF
Note: * In user boot mode, flash memory emulation by RAM is not
supported; these bits can be modified, but must not be set to 1.
Rev. 5.0, 09/04, page 850 of 978