at91sam7l128 ATMEL Corporation, at91sam7l128 Datasheet - Page 26

• Manufacturer Part Number: at91sam7l128
• Description: At91 Arm Thumb-based Microcontroller
• Manufacturer: ATMEL Corporation

8.1.2
8.1.2.1
8.1.2.2
26
AT91SAM7L128/64 Preliminary
Embedded Flash
Flash Overview
Flash Power Supply
Figure 8-2.
Figure 8-3.
The Flash contains a 128-byte write buffer, accessible through a 32-bit interface.
The Flash is supplied by VDDCORE through a power switch controlled by the Supply Controller.
• The Flash of the AT91SAM7L128 is organized in 512 pages (single plane) of 256 bytes.
• The Flash of the AT91SAM7L64 is organized in 256 pages (single plane) of 256 bytes.
256 Mbytes
256 Mbytes
Internal Memory Mapping with GPNVM Bit 1 = 0 (default)
Internal Memory Mapping with GPNVM Bit 1 = 1
0x0000 0000
0x0010 0000
0x0020 0000
0x0030 0000
0x0000 0000
0x0010 0000
0x0020 0000
0x0030 0000
0x000F FFFF
0x001F FFFF
0x003F FFFF
0x0040 0000
0x000F FFFF
0x001F FFFF
0x003F FFFF
0x0040 0000
0x0FFF FFFF
0x002F FFFF
0x0FFF FFFF
0x002F FFFF
0x0050 0000
0x004F FFFF
0x0050 0000
0x004F FFFF
Core SRAM (4 Kbytes) After Remap
Core SRAM (4 Kbytes) After Remap
Internal SRAM (Backup)
Internal SRAM (Backup)
Internal SRAM (Core)
Internal SRAM (Core)
ROM Before Remap
Flash Before Remap
Undefined Areas
Undefined Areas
Internal FLASH
Internal FLASH
Internal ROM
Internal ROM
12 Kbytes
12 Kbytes
4 Kbytes
2 Kbytes
4 Kbytes
2 Kbytes
(Abort)
(Abort)
1 Mbyte
1 Mbyte
1 Mbyte
1 Mbyte
1 Mbyte
251 Mbytes
1 Mbyte
1 Mbyte
1 Mbyte
1 Mbyte
1 Mbyte
251 Mbytes
6257AS–ATARM–28-Feb-08