AMD Elan SC520 - Figure 1-2 Élansc520 Microcontroller-Based Smart Residential Gateway

Architectural Overview
1-10 Élan™SC520 Microcontroller User’s Manual
Figure 1-2 Élan™SC520 Microcontroller-Based Smart Residential Gateway Reference Design
Élan™SC520 Microcontroller
GP Bus
GPA25–GPA0
GPD15–GPD0
Control
MA12–MA0
MD31–MD0
Control
SDRAM
AD31–AD0
Control
PCnet™-Home
WAN Interface
Am79C978
32-kHz Crystal
Flash or ROM
PCI Bus
SDRAM Bus
ADSL, Cable Modem
LAN Interface
RJ-45
33-MHz Crystal
RJ-11
or V.90
or
RJ-45
RJ-11
or