Ampro Corporation Single Board Computer 700 - Manual (Page 16)

Chapter 2 Product Overview
10 Reference Manual ReadyBoard 700
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. Model Description Function
CPU (U4) Intel Pentium III
or Celeron CPUs offered at 933MHz (Pentium III)
650MHz or 400MHz (Celeron) Embedded
CPU
Northbridge
(U7) VIA
Technologies, Inc. VT8606
(Twister-T) Northbridge functions plus Video Memory
and Video
Southbridge
(U10) VIA
Technologies, Inc. VT82C686B Southbridge (provides most standard I/O
functions )
I/O
Functions
Super I/O
Controller (U3) WinBond
Electronics Corp. W83877TF Super I/O controller for GPIO and Serial
ports 3 and 4 Some I/O
Functions
Ethernet
Controllers
(U9, U11) Intel 82551ER Controllers provide two independent
10/100BaseT Ethernet channels Ethernet
functions
R
B
7
00_0
1ab
U6
U4
Y1
D1
J6
J4 J3 J2
J26
J1
U3
J5
J8
J7
J9
J10
J11
J15
J16
SW1
J19
J18
U14 U15
X2
X1
U11
U9
U10
U7 U8
Y2
Y3
JP2
J1
2
J1
7
D2
U13 U12
J22 J20 J21
U1
U2
JP3
JP4
JP5
BT
1
D4
JP6
JP1
U33
4 3
2
U12
U5
Q11
U32
J14
J13
1
CPU (U4)
Clock (U6)
Northbridge
(U7)
Southbridge
(U10)
Ethernet 1
(U9)
Ethernet 2
(U11)
Super I/O
(U3)
AC’97 Audio CODEC (U14)
Power Circuitry
Figure 2-3. ReadyBoard 700 Component Location (Top view)