CP302
Functional Description and Configuration
ID 21112, Rev. 05
Page 2 - 8
®
PEP Modular Computers GmbH
2.4 Main Features
The following descriptions highlight the main features of the principal functional blocks
of the CP302.
2.4.1
CPU
The CP302 supports the Intel
Mobile Pentium
IIl Coppermine
™
processor family up to
700MHz with 256 kB L2 on-die cache in a 495-pin BGA2 package. The processor speed
is automatically selected. The onboard voltage regulator is automatically programmed
by the processor's VID pins to provide the required voltage. All supported onboard
memory can be cached.
2.4.2
Memory
The CP302 has two locations for installing memory; up to 128 MB may be soldered with
ECC and a further 128 MB may be added by means of the onboard SODIMM socket.
The board supports a maximum of 256 MB. All installed memory will be automatically
detected, so there is no need to set any jumpers. All PC/100 compliant SDRAM on
144-pin gold SODIMM’s are supported by the CP302 board.
All memory components and SODIMM’s used with this board must comply with the
following PC SDRAM specifications:
•
PC SDRAM Specification PC100
•
PC Serial Presence Detect Specification
2.4.3
Interrupts
Two enhanced 8259-style interrupt controllers provide a total of fifteen interrupt inputs
with features which include level and edge-triggered inputs, fixed and rotating priorities
and individual input masking. Interrupt sources include: Counter/timers, serial I/O, RTC,
keyboard/mouse, printer, floppy disk, EIDE interfaces and four interrupt sources on the
CompactPCI backplane.
Table 2-1: Memory Options Utilizing SODIMM Sockets
Onboard
SODIMM
ECC Support
64MB
--
Enabled
64MB
64 MB
Not supported
64MB
128 MB
Not supported
128MB
--
Enabled
128MB
64 MB
Not supported
128MB
128 MB
Not supported
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