Jumper JP7: Bus Frequency Selector
This jumper consists of two sets of 3-pin jumpers JP7B and JP7A.
Use JP7 to select the following system bus frequency.
Function
JP7B Setting
JP7A Setting
66 MHz
Short Pins 1-2
Short Pins 2-3
75 MHz
Short Pins 2-3
Short Pins 2-3
100 MHz
Short Pins 1-2
Short Pins 1-2
112 MHz
Short Pins 2-3
Short Pins 1-2
Jumper JP2: CPU Multiplier Selector
This jumper consists of four sets of 2-pin jumpers JP2A, JP2B,
JP2C and JP2D. Use JP2 to select the following multiplier.
Function
JP2A
JP2B
JP2C
JP2D
2.0 x
Short
Short
Short
Short
2.5 x
Open
Short
Short
Short
3.0 x
Short
Short
Open
Short
3.5 x
Open
Short
Open
Short
4.0 x
Short
Short
Short
Open
4.5 x
Open
Short
Short
Open
5.0 x
Short
Short
Open
Open
5.5 x
Open
Short
Open
Open
6.0 x
Short
Open
Short
Short
6.5 x
Open
Open
Short
Short
7.0 x
Short
Open
Open
Short
7.5 x
Open
Open
Open
Short
8.0 x
Short
Open
Short
Open
1 1
JP7
JP2
A
B
C
D
B A
Содержание M726MRT
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