Intel EP80579

Intel
®
EP80579 Integrated Processor Product Line May 2010
Order Number: 320068-005US 25
System Overview—Intel
®
EP80579 Integrated Processor Product Line
Table 3. EP80579 Feature List
IA-32 core
• The core is based on the Intel
®
Pentium M
processor and modified for SOC applications.
• Operating frequencies: 600 MHz, 1066 MHz and
1200 MHz
• On-chip FSB operating at 400/533 MHz
•256KB L2 cache
DDR2 Memory
• Up to 4 GB total system memory
• Supports DDR2-400, DDR2-553, DDR2-667,
DDR2-800 modules
• Optional error protection using ECC bits and error
code that supports SEC/DED (single bit error
correction/double bit error detection)
• Supports unbuffered and registered DIMMS
• Supports 1 or 2 DIMMs (2 Ranks maximum)
Single DIMM
• 64 or 32 bit
• Single Rank (64 or 32-bit modes)
• Dual Rank (64-bit mode only)
Dual DIMM
•64 bit only
• Single Rank only
• Both DIMMs must be the same type and
technology
PCI Express
• Provides one x8 port, which can be scaled to 1x8
or 2x4 or 2x1
PCI Maximum Theoretical Bandwidth
• 250 MBps / direction for x1
• 1 GBps / direction for x4
• 2 GBps / direction for x8
Serial ATA (SATA)
• Contains two serial ATA ports capable of
independent DMA operation
• SATA interface supports data transfer rates up to
3 Gb/s(300 MB/s) per port
• SATA 1.0 or 2.0 used to attached external hard
drives
Local Expansion Bus (LEB)
• 25/16-bit 33/80 MHz Local Expansion Bus with 8
programmable chip selects
Universal Serial Bus (USB)
• Two ports supported:
• One Enhanced Host Controller Interface
(EHCI) USB 2.0.
• One Universal Host Controller Interface
(UHCI) USB 1.1
• Both ports support high-speed, full-speed, and
low-speed USB devices
SMBus2.0/SMlink
• Two SMBus 2.0-complaint interfaces
• Compatible with most two-wire components that
are also I
2
C compatible
Gigabit Ethernet Controller (GbE)
• Three GbE Media Access Controllers - RGMII/
RMII
• Two of the three GbE ports support IEEE 1588-
2008 Hardware Assist
• IEEE802.3 compliant
• GbE0 supports Wake-On-LAN
• MDIO interface to support the Ethernet interfaces
IEEE 1588-2008 Hardware Assist
• IEEE 1588-2008 Hardware Assist
GPIO
• Programmable General Purpose I/O (GPIO) pins.
Serial Ports
• Two 16550 compatible asynchronous serial ports
that support data rate of up to 115Kbits/sec
Controller Area Network (CAN)
• Two Controller Area Network interfaces:
• Conforms to ISO 11898-1 (high-speed CAN)
• Fully CAN 2.0B compliant
• 40 MHz CAN clock frequency
TDM
• 8.192 MHz high-speed synchronous serial TDM
interfaces that support up to 12 T1/E1 links (with
Intel software driver provided for HDLC support)
SSP
• Synchronous Serial Port (SPI compatible) for
TDM Configuration
SPI
• Synchronous Peripheral Interface for System
BIOS Flash