tmp19a44fda TOSHIBA Semiconductor CORPORATION, tmp19a44fda Datasheet - Page 27

• Manufacturer Part Number: tmp19a44fda
• Description: 32bit Tx System Risc
• Manufacturer: TOSHIBA Semiconductor CORPORATION

4.
Memory Map
4.1
4.1.1 TMP19A44F10XBG
0xFFFF FFFF
0xFF00 0000
0xBFCF FFFF
0xBFC0 0000
0xA000 0000
0x8000 0000
0x000F FFFF
0x0000 0000
Memory Map
Memory Map
(Note 1) The internal ROM is mapped to:
(Note 2) The amount of back up RAM installed is 16KB.
(Note 3) Do not place an instruction in the last four words of a physical area.
(Note 4) The mirror region cannot be used for ROM correction.
The internal RAM is mapped to:
0xFFFF_0000-0xFFFF_3FFF (Back up RAM)
16 MB reserved
16 MB reserved
(cash disabled)
Virtual address
(cash enabled)
(2 GB)
(1 GB)
Kseg0
Kseg2
Kseg1
Kuseg
0x1FC0_0000-0x1FCF_FFFF (1024 KB)
0xFFFF_4000-0xFFFF_FFFF (48 KB)
Internal ROM: 0x1FCF_FFF0-0x1FCF_FFFF (256 KB)
TMP19A44 (rev1.3) 4-1
Internal ROM area
Fig. 4-1 Memory Map
Physical address
16 MB reserved
16 MB reserved
(cash enabled)
(cash enabled)
Internal ROM
Inaccessible
projection
512 MB
Kseg2
Kseg0
0x400F FFFF
0x4000 0000
0x1FCF FFFF
0x1FC0 0000
Maskable interrupt
Built-in RAM area
Reserved for debugging
Built-in RAM area
Exception vector
User program
Inaccessible
Inaccessible
Internal I/O
(48 KB)
(16 KB)
TMP19A44
(2 MB)
area
area
area
0xFFFF FFFF
0xFFFF 4000
0xFFFF 0000
0xFF3F FFFF
0xFF20 0000
0xFF00 7FFF
0xFF00 0000
0x1FCF FFFF
0x1FC0 0400
0x1FC0 0000
2010-04-01