Ic Data Sheets - Philips L04E Service Manual

Circuit Descriptions, List of Abbreviations, and IC Data Sheets

9.11 IC Data Sheets

This section shows the internal block diagrams and pin layouts
of ICs that are drawn as "black boxes" in the electrical diagrams
(with the exception of "memory" and "logic" ICs).
9.11.1 Diagram K1, PNx83xx (IC7100)
BLOCK DIAGRAM
EJTAG, DSU
Priority int ctrl
Clock, Reset
Power down
I2C-unit1
I2C-unit2
GPIO
Infrared
Boot
USB host
RS232-UART0
RS232-UART1
ISO7816-UART
CPU PR1910
Fast PI-Bus@120 MHz
PI Bridge
Slow PI-Bus (60 MHz)
MPEG system processor
Video decoder
Audio decoder
Background color
Display
Graphics (OSD)
Cursor
Mixer unit
DENC
Analog video
RGB, Y,C,CVBS
Figure 9-2 PNx831x architecture and data paths
L04E AB
16 bit@133 MHz
MIU SDRAM interface
DMA Central Data Unit
CCIR
CCIR-656
9. EN 83
E_14970_043.eps
090904