Philips LPC2101 User Manual page 9

Philips Semiconductors
Volume 1
Figure
Both the AHB and APB peripheral areas are 2 megabyte spaces which are divided up into
128 peripherals. Each peripheral space is 16 kilobytes in size. This allows simplifying the
address decoding for each peripheral. All peripheral register addresses are word aligned
User manual
4.0 GB
4.0 GB - 2 MB
3.75 GB
3.5 GB + 2 MB
3.5 GB
AHB section is 128 x 16 kB blocks (totaling 2 MB).
APB section is 128 x 16 kB blocks (totaling 2MB).
Fig 3. Peripheral memory map
3, Figure 4, and Table 2
Rev. 01 — 12 January 2006
AHB PERIPHERALS
RESERVED
RESERVED
APB PERIPHERALS
show different views of the peripheral address space.
UM10161
Chapter 2: Memory map
0xFFFF FFFF
0xFFE0 0000
0xFFDF FFFF
0xF000 0000
0xEFFF FFFF
0xE020 0000
0xE01F FFFF
0xE000 0000
© Koninklijke Philips Electronics N.V. 2006. All rights reserved.
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