SAM3SD8B Atmel Corporation, SAM3SD8B Datasheet - Page 39

• Manufacturer Part Number: SAM3SD8B
• Manufacturer: Atmel Corporation

10. ARM Cortex
10.1
10.2
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12
About this section
About the Cortex-M3 processor and core peripherals
®
M3 Processor
This section provides the information required for application and system-level software devel-
opment. It does not provide information on debug components, features, or operation.
This material is for microcontroller software and hardware engineers, including those who have
no experience of ARM products.
Note: The information in this section is reproduced from source material provided to Atmel by
ARM Ltd. in terms of Atmel’s license for the ARM Cortex
is copyright ARM Ltd., 2008 - 2009.
Figure 10-1. Typical Cortex-M3 implementation
The Cortex-M3 processor is built on a high-performance processor core, with a 3-stage pipeline
Harvard architecture, making it ideal for demanding embedded applications. The processor
delivers exceptional power efficiency through an efficient instruction set and extensively opti-
• The Cortex-M3 processor is a high performance 32-bit processor designed for the
• outstanding processing performance combined with fast interrupt handling
• enhanced system debug with extensive breakpoint and trace capabilities
• efficient processor core, system and memories
• ultra-low power consumption with integrated sleep modes
• platform security, with integrated memory protection unit (MPU).
microcontroller market. It offers significant benefits to developers, including:
Cortex-M3
Processor
NVIC
Access
Debug
Interface
Port
Code
Flash
Patch
Protection Unit
Bus Matrix
Processor
Memory
Core
Watchpoints
Peripheral Interface
Data
SRAM and
™
-M3 processor core. This information
Viewer
Serial
Wire
SAM3S8/SD8
SAM3S8/SD8
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