Memory Space - Fujitsu F2MCTM-16LX Hardware Manual

2.2

Memory Space

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An F MC-16LX CPU has a 16M bytes memory space. All data program input and output
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managed by the F
accesses the resources by indicating their addresses using a 24-bit address bus.
Outline of CPU Memory Space
Figure 2.2-1 shows a sample relationship between the F
Figure 2.2-1 Sample Relationship between F
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F MC-16LX device
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F MC-16LX
CPU
*1: The size of the internal ROM differs for each model.
*2: The size of the internal RAM differs for each model.
*3: Access is not possible in single-chip mode.
MC-16LX CPU are located in this 16M bytes memory space. The CPU
Programs
Peripheral circuit
Data
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EI OS
Peripheral circuit
Interrupt
Peripheral circuit
General-purpose
ports
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MC-16LX system and memory map.
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MC-16LX System and Memory Map
FFFFFF
H Vector table area
FFFC00
H
Program area
H *1
FF0000
100000
H
*3
External area
010000
H
ROM area
(FF bank image)
008000
H
Peripheral function
control register area
007900
H
*2
001900
H
Data area
000380
H
General-purpose register
000180
H
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EI OS
descriptor area
000100
H
*3
External area
0000F0
H
Peripheral function control
register area
0000C0
H
Interrupt control
register area
0000B0
H
Peripheral function control
register area
000020
H
I/O port control
register area
000000
H
CHAPTER 2 CPU
ROM area
I/O area
RAM area
I/O area
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