SPEAR-09-H022_06 STMICROELECTRONICS [STMicroelectronics], SPEAR-09-H022_06 Datasheet - Page 32
SPEAR-09-H022_06
Manufacturer Part Number
SPEAR-09-H022_06
Description
SPEAr Head200 ARM 926, 200K customizable eASIC gates, large IP portfolio SoC
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
1.SPEAR-09-H022_06.pdf
(71 pages)
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ARM926EJ-S
8
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ARM926EJ-S
The processor is the powerful ARM926EJ-S, targeted for multi-tasking applications.
Belonging to ARM9 general purposes family microprocessor, it principally stands out for the
Memory Management Unit, which provides virtually memory features, making it also
compliant with WindowsCE, Linux and SymbianOS operating systems.
The ARM926EJ-S supports the 32 bit ARM and 16 bit Thumb instruction sets, enabling the
user to trade off between high performance and high code density and includes features for
efficient execution of Java byte codes.
Besides, it has the ARM debug architecture and includes logic to assist in software debug.
Its main features are:
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Figure 2.
f
MMU
32 KB of instruction CACHE
16 KB of data CACHE
8 KB of instruction TCM (Tightly Coupled Memory)
8 KB of data TCM
AMBA Bus interface
Coprocessor interface
JTAG
ETM9 (Embedded Trace Macro-cell) for debug; large size version.
MAX
266 MHz (downward scalable)
ARM926EJ-S block diagram
SPEAR-09-H022
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