2-1
2
2
Functional Description
Introduction
This chapter describes the VP22 motherboard on a block diagram level.
The
provides an overview of the VP22, followed by
a detailed description of several blocks of circuitry.
shows a
block diagram of the overall board architecture.
Figure 2-1. VP22 Block Diagram
33 MHz, 32-bit PCI Bus
EIDE B
EIDE A
ATA/100
LP
C Bus
EIA-232
Floppy
IrDA
10/100 Ethernet
AC97
82802BA
Firmware
Hub
82801BA
I/O
Controller
Hub2
(ICH2)
Socket 370
Processor
Three 168-pin, 3.3V
DIMM sockets
Analog Video
PCI Slot
PCI Slot
PCI Slot
PCI Slot
Keyboard
& mouse
Intel
82815E
SVGA
1600 X 1200
256 colors
IEEE-1284
USB A
USB B
EIA-232
Rear panel I/O
On-board header
Legend
LPC
Super I/O
83627HF
USB C