Figure 1-1 Arm926Ej-S Block Diagram - ARM ARM926EJ-S Technical Reference Manual

CPDOUT
ETM
interface
WDATA RDATA
ARM9EJ-S
INSTR
ARM DDI0198D
External
coprocessor
interface
CPDIN CPINSTR
Coprocessor
interface
DROUTE
DA
DMVA
FCSE
IMVA
IA
IROUTE
Figure 1-2 on page 1-4 and Figure 1-3 on page 1-5 show the ARM926EJ-S interfaces.
Copyright © 2001-2003 ARM Limited. All rights reserved.
DRDATA
IRDATA
DRWDATA
DEXT
Write buffer
DCACHE
Cache
PA Writeback
TAGRAM write buffer
MMU
TLB
ICACHE
IEXT

Figure 1-1 ARM926EJ-S block diagram

Introduction
ITCM
TCM
interface
DTCM
Data
AHB
AHB
interface
Bus
interface
unit
Instruction
AHB
AHB
interface
1-3