ARM946E-S(Rev1) System-on-Chip DSP enhanced processor Product Overview

Table of Contents

1. ARM946E-S ™

1.1. Applications

1.2. Benefits

1.3. Compatible with ARM7 ™ and StrongARM ^®

1.4. DSP enhancements

1.5. ARM946E-S ™ processor

1.6. System controller

1.7. Control coprocessor (CP15)

1.8. Protection unit

1.9. Caches

1.10. Cache lock-down

1.11. Cache features

1.12. Write buffer

1.13. Tightly Coupled Memory

2. The ARMv5TE Architecture

2.1. Registers

2.2. Modes and exception handling

2.3. Status registers

2.4. Exception types

2.5. Conditional execution

2.6. Four classes of instructions

2.7. Data processing

2.8. Load and store

2.9. Addressing modes

2.10. Block transfers

2.11. Branch

2.12. Branch with Link

2.13. Coprocessor

2.14. The V5TE ARM Instruction Set including DSP extensions

2.15. The Thumb Instruction Set

2.16. Modes and Registers

3. ARM9E-S

3.1. ARM9E-S ™ processorcore

3.2. Performance and code density

3.3. ARM9E-S integer pipeline stages

3.4. Pipelining

3.5. 32-bit data buses

3.6. Coprocessors and pipelines

3.7. Debug features

4. System Design and Third Party Support

4.1. Embedded Trace Macrocell

4.2. AMBA Bus Architecture

4.3. Everything you need

4.4. Current support

5. Contacting ARM