NXP Semiconductors LPC24XX UM10237 - Manual (Page 17)

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User manual Rev. 04 — 26 August 2009 17 of 792
NXP Semiconductors
UM10237
Chapter 2: LPC24XX Memory mapping
Table 15. LPC2420/60/70 memory usage and details
Address range General use Address range details and description
0x0000 0000 to
0x3FFF FFFF Fast I/O 0x0000 0000 - 0x0007 FFFF Reserved (flashless parts)
0x3FFF C000 - 0x3FFF FFFF Fast GPIO registers
0x4000 0000 to
0x7FFF FFFF On-chip RAM 0x4000 0000 - 0x4000 FFFF RAM (64 kB)
0x7FE0 0000 - 0x7FE0 3FFF Ethernet RAM (16 kB) (LPC2460
only)
0x7FD0 0000 - 0x7FD0 3FFF USB RAM (16 kB)
0x8000 0000 to
0xDFFF FFFF Off-Chip Memory Four static memory banks, 16 MB each
0x8000 0000 - 0x80FF FFFF Static memory bank 0
0x8100 0000 - 0x81FF FFFF Static memory bank 1
0x8200 0000 - 0x82FF FFFF Static memory bank 2
0x8300 0000 - 0x83FF FFFF Static memory bank 3
Four dynamic memory banks, 256 MB each
0xA000 0000 - 0xAFFF FFFF Dynamic memory bank 0
0xB000 0000 - 0xBFFF FFFF Dynamic memory bank 1
0xC000 0000 - 0xCFFF FFFF Dynamic memory bank 2
0xD000 0000 - 0xDFFF FFFF Dynamic memory bank 3
0xE000 0000 to
0xEFFF FFFF APB Peripherals 36 peripheral blocks, 16 kB each
0xF000 0000 to
0xFFFF FFFF AHB peripherals
Table 16. LPC2468/78 memory usage and details
Address range General use Address range details and description
0x0000 0000 to
0x3FFF FFFF On-chip non-volatile
memory and Fast I/O 0x0000 0000 - 0x0007 FFFF Flash Memory (512 kB)
0x3FFF C000 - 0x3FFF FFFF Fast GPIO registers
0x4000 0000 to
0x7FFF FFFF On-chip RAM 0x4000 0000 - 0x4000 FFFF RAM (64 kB)
0x7FE0 0000 - 0x7FE0 3FFF Ethernet RAM (16 kB)
0x7FD0 0000 - 0x7FD0 3FFF USB RAM (16 kB)
0x8000 0000 to
0xDFFF FFFF Off-Chip Memory Four static memory banks, 16 MB each
0x8000 0000 - 0x80FF FFFF Static memory bank 0
0x8100 0000 - 0x81FF FFFF Static memory bank 1
0x8200 0000 - 0x82FF FFFF Static memory bank 2
0x8300 0000 - 0x83FF FFFF Static memory bank 3
Four dynamic memory banks, 256 MB each
0xA000 0000 - 0xAFFF FFFF Dynamic memory bank 0
0xB000 0000 - 0xBFFF FFFF Dynamic memory bank 1
0xC000 0000 - 0xCFFF FFFF Dynamic memory bank 2
0xD000 0000 - 0xDFFF FFFF Dynamic memory bank 3
0xE000 0000 to
0xEFFF FFFF APB Peripherals 36 peripheral blocks, 16 kB each
0xF000 0000 to
0xFFFF FFFF AHB peripherals