Intel 440BX

Intel
®
440Bx Scalable Performance Board Development Kit Manual 19
Theory of Operation 3
3.1 Block Diagram
Figure 2. Evaluation Board Block Diagram
Processor
Sensor
82371EB
DRAM Bus
ITP
Voltage
Regulator
72-Bit DIMM 72-Bit DIMM
USB
SMC FDC37B787
SuperI/O*
PS/2 Mouse
Floppy Drive
ISA Bus
Intel
®
Boot
Flash
Thermal
PCI Connectors
ISA Connectors
Bus Master IDE
PS/2 Keyboard
I/O APIC
IEEE 1284 Parallel Port
COM1
COM2
Processor Assembly
Clock Generator
PCI Bus
AGP Connector
82443BX
Host Bridge/Controller
Processor
AGP Bus
XD Bus
VCCcore
SMBus
Side Bus
(PGA370 Socket)
PIIX4E