Nokia 9000i - Page 142

After Sales
Technical Documentation
RAE/RAK–1N
PDA Hardware
Page 6 – 30
Original, 08/96
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Figure 6. PROCU memory map part 1
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DRAM within first 1M
DRAM Roll–Over
Doublemapped FLASH area
FLASH memory under FLASH FIle System
DOS area, 43 K. ROM–DOS resides
here full time.
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00000h
10000h
20000h
30000h
40000h
50000h
60000h
70000h
80000h
90000h
AFA00h
B0000h
C0000h
D0000h
E0000h
F0000h
BIOS
GEOS
XIP
DOS
Vectors, DOS data
XIP page 1
Video Buffer
Fixed GEOS XIP
GEOS heap
BIOS 16 kbytes
True FFS 20 kbytes
GEOS resident XIP fixed memory area,
177 K, accessible full time.
Video buffer area.
GEOS heap area, Interrupt vectors, DOS
data area and True FFS data area, BIOS
data area 641.5 K space accessible full time.
Four EMS pages 16 kbyte each
XIP page 2
TrueFFS & ROM disk
True FFS
100000h
BIOS and TrueFFS
data
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EMS registers