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The EPC-6320/21 has an Intel Tualatin 512 K LV microprocessor with a maximum 933
MHz core frequency. The RadiSys 82600 chipset provides the memory, LPCI (Local
PCI) and BPCI (Backplane PCI), plus IDE, I
2
C, and serial port interfaces.
The EPC-6320/21 has on board an Intel 82546GB dual Gb PCI controller with two
on-board Ethernet channels.
Ethernet interfaces include:
•
EPC-6320
: Provides two standard IEEE 802.3 Ethernet interfaces to the front panel
via RJ-45 connectors for 10/100/1000Base-T applications. The EPC-6320
complies with the
Processor PMC standard, VITA 32-2002, Draft 0.9.
•
EPC-6321
: Provides two standard IEEE 802.3 Ethernet interfaces to Jn4 PMC
connector and complies with the
Processor PMC standard, VITA 32-2002, Draft
0.9.
and
PTMC PICMIG 2.15 Standard.
The EPC-6320/21 interface through the BPCI bus. Along with any configuration files
and other information provided by RadiSys, the CPU boards can run Microsoft
†
DOS
†
6.22 and Monta Vista CG# 3.1 operating systems
.
The backplane PCI bus is compatible with
PCI Specification, Revision 2.2.,
with the
exception of PERR.
External Interfaces
The Jn1 and Jn2 connectors provide a 32-bit 33/66 MHz interface to the PCI bus on
the baseboard and also provide power and ground connections compatible with the
Processor PMC draft standard. The Jn4 connector provides a set of custom I/O,
including EIDE, COM port signals.
5
Theory of Operation
External Interfaces
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Block Diagram
........................................................................................................................................47
Description
..............................................................................................................................................47
CPU
.......................................................................................................................................................47
Clocking
...............................................................................................................................................48
The RadiSys 82600
........................................................................................................................49
Power and Reset
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Note
For MV Linux LSPs, contact MontaVista at this URL:
http://www.mvista.com
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