Intel
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EP80579 Integrated Processor Product Line May 2010
Order Number: 320068-005US 25
System OverviewโIntel
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EP80579 Integrated Processor Product Line
Table 3. EP80579 Feature List
IA-32 core
โข The core is based on the Intel
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Pentium M
processor and modified for SOC applications.
โข Operating frequencies: 600 MHz, 1066 MHz and
1200 MHz
โข On-chip FSB operating at 400/533 MHz
โข256KB L2 cache
DDR2 Memory
โข Up to 4 GB total system memory
โข Supports DDR2-400, DDR2-553, DDR2-667,
DDR2-800 modules
โข Optional error protection using ECC bits and error
code that supports SEC/DED (single bit error
correction/double bit error detection)
โข Supports unbuffered and registered DIMMS
โข Supports 1 or 2 DIMMs (2 Ranks maximum)
Single DIMM
โข 64 or 32 bit
โข Single Rank (64 or 32-bit modes)
โข Dual Rank (64-bit mode only)
Dual DIMM
โข64 bit only
โข Single Rank only
โข Both DIMMs must be the same type and
technology
PCI Express
โข Provides one x8 port, which can be scaled to 1x8
or 2x4 or 2x1
PCI Maximum Theoretical Bandwidth
โข 250 MBps / direction for x1
โข 1 GBps / direction for x4
โข 2 GBps / direction for x8
Serial ATA (SATA)
โข Contains two serial ATA ports capable of
independent DMA operation
โข SATA interface supports data transfer rates up to
3 Gb/s(300 MB/s) per port
โข SATA 1.0 or 2.0 used to attached external hard
drives
Local Expansion Bus (LEB)
โข 25/16-bit 33/80 MHz Local Expansion Bus with 8
programmable chip selects
Universal Serial Bus (USB)
โข Two ports supported:
โข One Enhanced Host Controller Interface
(EHCI) USB 2.0.
โข One Universal Host Controller Interface
(UHCI) USB 1.1
โข Both ports support high-speed, full-speed, and
low-speed USB devices
SMBus2.0/SMlink
โข Two SMBus 2.0-complaint interfaces
โข Compatible with most two-wire components that
are also I
2
C compatible
Gigabit Ethernet Controller (GbE)
โข Three GbE Media Access Controllers - RGMII/
RMII
โข Two of the three GbE ports support IEEE 1588-
2008 Hardware Assist
โข IEEE802.3 compliant
โข GbE0 supports Wake-On-LAN
โข MDIO interface to support the Ethernet interfaces
IEEE 1588-2008 Hardware Assist
โข IEEE 1588-2008 Hardware Assist
GPIO
โข Programmable General Purpose I/O (GPIO) pins.
Serial Ports
โข Two 16550 compatible asynchronous serial ports
that support data rate of up to 115Kbits/sec
Controller Area Network (CAN)
โข Two Controller Area Network interfaces:
โข Conforms to ISO 11898-1 (high-speed CAN)
โข Fully CAN 2.0B compliant
โข 40 MHz CAN clock frequency
TDM
โข 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
โข Synchronous Serial Port (SPI compatible) for
TDM Configuration
SPI
โข Synchronous Peripheral Interface for System
BIOS Flash