Major Integrated Circuits (Ics); Figure 2-3. Readyboard 700 Component Location (Top View); Table 2-1. Major Integrated Circuit Description And Function - Ampro ReadyBoard 700 Reference Manual

Chapter 2

Major Integrated Circuits (ICs)

Table 2-1 lists the major integrated circuits, including a brief description of each, on the ReadyBoard
700 and Figure 2-3 shows the location of the major chips.

Table 2-1. Major Integrated Circuit Description and Function

Chip Type Mfg.
CPU (U4) Intel
Northbridge VIA
(U7) Technologies, Inc.
Southbridge VIA
(U10) Technologies, Inc.
Super I/O WinBond
Controller (U3) Electronics Corp.
Intel
Ethernet
Controllers
(U9, U11)
Super I/O
(U3)
Ethernet 1
(U9)
Ethernet 2
(U11)
10
Model
Pentium III
or Celeron
VT8606
(Twister-T)
VT82C686B Southbridge (provides most standard I/O
W83877TF
82551ER
Power Circuitry
U1
J2
J3
4 3
U2
JP6
2
JP1
J5
U3
J26
JP2
J7
U5
J8
U33
J13
J9
U8
J10
J14
Y2
J11
U9
J15
Y3
U11
J16
J19
J18
SW1
U14
D4
J20
J21
AC'97 Audio CODEC (U14)

Figure 2-3. ReadyBoard 700 Component Location (Top view)

Reference Manual
Description
CPUs offered at 933MHz (Pentium III)
650MHz or 400MHz (Celeron)
Northbridge functions plus Video
functions )
Super I/O controller for GPIO and Serial
ports 3 and 4
Controllers provide two independent
10/100BaseT Ethernet channels
J1
U12
Q11
U32
U4
D1
U7
U10
U13 U12
U15
JP5
J22
Product Overview
Function
Embedded
CPU
Memory
and Video
I/O
Functions
Some I/O
Functions
Ethernet
functions
J4
1
CPU (U4)
J6
Y1
Clock (U6)
U6
Northbridge
(U7)
Southbridge
(U10)
JP3
JP4
ReadyBoard 700