GX1 Datasheet, PDF (18/247 Pages) National Semiconductor (TI) – Processor Series Low Power Integrated x86 Solution

Architecture Overview (Continued)
CPU Temp.
Sensor
NSC
LM75
AC3
Anlg
MIC
1
IN
MIC
2
IN
Headphone
Output
Audio Line
Output
Tuner
FM In
LM4548
Codec
CD In
Geode™
GX1
Processor
3.3V PCI Bus
DMA
Arbiter
Riser Slot
Optional
LAN PCI
Card
LAN /
WAN
Geode™
CS5530
I/O
Companion
SDRAM
C-CUBE
“ZIVA”
IGS 50x5
Graphics
Optional
V .90
Modem
ISA Slot
Riser Slot
SAA7112
SGRAM
SGRAM
Video Port
Composite
Video In
VGA
S-Video
PAL or
NTSC
2.5” UDMA33
Hard Drive
Flash
BIOS
ISA Bus
ROM Slot
WinCE ROM
Module
Notebook DVD
Drive
Notebook
Floppy
Drive
Internal Assembly Options
NSC
PC97317VUL-ICF
SuperI/O
9638
SPDIF
Audio
Line
Out
TV Tuner
TV
Tuner
Module
TDA9851
CATV In
AC3
Digital
PCM1723
Tuner FM Out
TDA8006
LPT
Mouse
(IR)
Front
Panel
AC3
Anlg
Smartcard
COM
Keybd
(IR)
USB
Ports
Figure 1-8. Example Set-Top Box System Diagram
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