|
MS-5118
CPU Speed Setting (SW1)
|
CPU Internal Clock
|
SW1 Settings
|
|
1
|
2
|
3
|
(Int/Ext Ratio)
|
4
|
5
|
6
|
External Clock
|
|
75MHz
|
OPEN
|
OPEN
|
OPEN
|
1.5
|
OPEN
|
OPEN
|
SHORT
|
50MHz
|
|
90MHz
|
OPEN
|
OPEN
|
OPEN
|
1.5
|
SHORT
|
OPEN
|
SHORT
|
60MHz
|
|
100MHz
|
OPEN
|
OPEN
|
OPEN
|
1.5
|
SHORT
|
SHORT
|
SHORT
|
66MHz
|
|
120MHz
|
OPEN
|
SHORT
|
OPEN
|
2
|
SHORT
|
OPEN
|
SHORT
|
60MHz
|
|
133MHz
|
OPEN
|
SHORT
|
OPEN
|
2
|
SHORT
|
SHORT
|
SHORT
|
66MHz
|
|
150MHz
|
OPEN
|
SHORT
|
SHORT
|
2.5
|
SHORT
|
OPEN
|
SHORT
|
60MHz
|
|
166MHz
|
OPEN
|
SHORT
|
SHORT
|
2.5
|
SHORT
|
SHORT
|
SHORT
|
66MHz
|
|
100MHz (6x86)
|
SHORT
|
SHORT
|
OPEN
|
2
|
OPEN
|
OPEN
|
SHORT
|
50MHz
|
|
120MHz (6x86)
|
SHORT
|
SHORT
|
OPEN
|
2
|
SHORT
|
OPEN
|
SHORT
|
60MHz
|
| 133MHz (6x86) |
SHORT
|
SHORT
|
OPEN
|
2
|
SHORT
|
SHORT
|
SHORT
|
66MHz
|
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3. CPU Voltage Selector: JV2
For jumper JV2 select either a 3.38 or 3.52 volt power source for
the P54C
|
CPU Speed
|
JV1
|
JV2
|
|
3.38V
|
Short
|
Short
|
|
3.52V
|
Open
|
Open
|
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|