IBM39STB032xx
IBM39STB034xx
STB032xx and STB034xx Digital Set-Top Box Integrated Controllers
Preliminary
Architecture and Subsystem Information
Block Diagram
Interrupts
OPB Bus
SRAM
GPT
PWM
JTAG
TRACE
IDE
IEEE
1284
DMA
Controller
PPC405B3
CPU
UIC
PER.
DEVICE
FLASH
ROM
Smart
Card0
16K-I
8K-D
Cache
Cache
EBIU
Smart
Card1
OPB
Bridge
PLB0
PLB1
SDRAM0
Controller
2
SDRAM
SDRAM
I C0
SDRAM1
Controller
Transport
DVB
2
I C1
Descrambler
Serial0/
16550
NIM
Descrambler
Serial1/
Infrared
GPIO
Serial
Control
Port
Audio
Decoder
Video
Decoder
Audio
D/A
OSD
Modem
Interface
Digital
IEC-60958
Encoder
DAC
Ext
Digital
Encoder
2D/3D
Graphics
Architecture and Subsystem Information
Page 4 of 55
STB03_sds_041800.fm.01
April 18, 2000
IBM [ IBM ]
