1.2. ARM946E-S block diagram

Figure 1.1 shows a block diagram of the ARM946E-S processor.

Figure 1.1. ARM946E-S processor block diagram

The blocks shown in Figure 1.1 are described in the locations listed in Table 1.1.

Table 1.1. Location of block descriptions

Block

Location of description

ARM9E-S (Rev 1)

ARM9E-S (Rev 1) Technical Reference Manual

AHB bus interface unit and write buffer

Chapter 6 Bus Interface Unit and Write Buffer

Tightly-coupled Memory interface

Chapter 5 Tightly-Coupled Memory Interface

System control coprocessor (CP15)

Chapter 2 Programmer’s Model

External coprocessor interface

Chapter 7 Coprocessor Interface

ETM interface

Chapter 8 ETM Interface

System controller

Chapter 2 Programmer’s Model

Memory protection unit

Chapter 4 Protection Unit

Instruction cache

Chapter 3 Caches

Data cache

Chapter 3 Caches

Instruction cache control

Chapter 2 Programmer’s Model and Chapter 3 Caches

Data cache control

Chapter 2 Programmer’s Model and Chapter 3 Caches
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