Chapter 4

MITX-430/MITX-440-DVI-2E Installation and Use Guide (6806800K37B) 57
Functional Description

4.1 Block Diagram

Figure 4-1 provides an overview of the main func tional blocks of the motherboard and how

they are interconnected.

Figure 4-1 Motherboard Block Diagram

Intel®
Atom™ D410
or D510
Processor
Intel®
82801HBM
I/O Controller
SuperIO/
Voltage Mon.
W83627
SO-DIMM
VGA
Mux
Internal LVDS
Conn
LVDS De-
serializer
TMDS
Transmitter
DVI-D
Audio
CODEC
ALC888
Audio
1GbE
PHY
82567
Ethernet
eSATA
4x USB
1GbE
MAC/
PHY
82574L
Ethernet
TPM
Header
2x
PS/2
LPT
Printer
2x RS-232
COM Port 4x RS-232
Headers
Internal
SATA
Internal
SATA
Internal
USB
Internal
USB
PCIe Minicard
(WiFi/WiMax)
Internal
USB
AMI Aptio
EFI FW
Pwr/Rst/
LED Header
IDE
VGA DDR2 667 64-bit
LVDS[2:0]
CLK
DVI-D
TMDS
18
Mic
HD Audio
1GbE GLCI
eSATA
Line-out
Line-in
1GbE PCIe x1
LPC
PS2 KB
PS2 MS
4x USB
LPT
(opt.)
2xUART
PS 3V
PS 5V
PS 12V
4xUART
IDE
Pwr/Rst/LED
SPI
USB
PCIe x1
USB
2xUSB
2xUSB
SATA
SATA
PCIe x1
DMI
XDP
JTAG