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CHAPTER 2
2.1
JUMPERS PRESENTATION
1
2
3
1
2
3
2.2
CPU TYPE
2.2.1 INTEL PENTIUM w/ MMX™ ™ TECH (P55C) CPU
The Intel Pentium w/ MMX™ Tech (P55C) CPU is offered with dual voltage supply
- 2.8V for core and 3.3V (I/O) interface. The following is the marking for identify
the CPU type. (The following diagram is provided as an example only. It does not
necessarily indicate a valid product marking.)
JUMPER SETTINGS
Pins 1 and 2 are shorted with a jumper cap.
Pins 2 and 3 are shorted with a jumper cap.
The jumper is shorted when the jumper cap is placed
over the two pins of the jumper.
The jumper is open when the jumper cap is removed
from jumper.
Fig. 2a CPU Description
(Top Side)
5
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