Datasheet

R01DS0041EJ0150 Rev.1.50 Page 54 of 221
Oct 18, 2013
RX210 Group 3. Address Space
Figure 3.1 Memory Map in Each Operating Mode
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
On-chip ROM (E2 DataFlash)
(8 KB)
Reserved area*
3
0000 0000h
0008 0000h
FFFF FFFFh
Single-chip mode*
1
RAM*
2
On-chip ROM (program ROM)
(read only)*
2
0010 0000h
Peripheral I/O registers
0010 2000h
0080 0000h
0100 0000h
On-chip ROM (program ROM)
(write only) (1 MB)
FFF0 0000h
FF7F C000h
On-chip ROM (user boot)
(read only) (16 KB)
FCU-RAM (8 KB)
Peripheral I/O registers
Peripheral I/O registers
007F 8000h
007F A000h
007F C000h
007F C500h
007F FC00h
0001 0000h
FF80 0000h
00F0 0000h
On-chip ROM (FCU firmware)
(read only) (8 KB)
FEFF E000h
FF00 0000h
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
0000 0000h
0008 0000h
FFFF FFFFh
On-chip ROM enabled
extended mode
RAM*
2
On-chip ROM (program ROM)
(read only)*
2
0010 0000h
Peripheral I/O registers
0010 2000h
On-chip ROM (E2 DataFlash)
(8 KB)
0080 0000h
0100 0000h
On-chip ROM (program ROM)
(write only) (1 MB)
0800 0000h
FFF0 0000h
FF7F C000h
On-chip ROM (user boot)
(read only) (16 KB)
FCU-RAM (8 KB)
Peripheral I/O registers
Peripheral I/O registers
007F 8000h
007F A000h
007F C000h
007F C500h
007F FC00h
0001 0000h
External address space
FF80 0000h
00F0 0000h
On-chip ROM (FCU firmware)
(read only) (8 KB)
FEFF E000h
FF00 0000h
0500 0000h
Reserved area*
3
Reserved area*
3
Reserved area*
3
Reserved area*
3
0000 0000h
0008 0000h
FFFF FFFFh
On-chip ROM disabled
extended mode
RAM*
2
0010 0000h
Peripheral I/O registers
0100 0000h
0800 0000h
FF00 0000h
0001 0000h
External address space
External address space
0500 0000h
Note 1. The address space in boot mode and user boot mode is the same as the address space in single-chip mode.
Note 2. The capacity of ROM/RAM differs depending on the products.
Note:•See Table 1.3 to Table 1.7 List of Products, for the product type name.
Note 3. Reserved areas should not be accessed.
ROM (bytes) RAM (bytes)
Capacity Address Capacity Address
1 M FFF0 0000h to FFFF FFFFh 96 K 0000 0000h to 0001 7FFFh
768 K FFF4 0000h to FFFF FFFFh
512 K FFF8 0000h to FFFF FFFFh 64 K 0000 0000h to 0000 FFFFh
384 K FFFA 0000h to FFFF FFFFh
256 K FFFC 0000h to FFFF FFFFh 32 K 0000 0000h to 0000 7FFFh
128 K FFFE 0000h to FFFF FFFFh 20 K 0000 0000h to 0000 4FFFh
96 K FFFE 8000h to FFFF FFFFh 16 K 0000 0000h to 0000 3FFFh
64 K FFFF 0000h to FFFF FFFFh 12 K 0000 0000h to 0000 2FFFh