System temperature thermal sensor (J5)

This jumper is reserved to connect a system temperature thermal sensor in order to detect the system temperature.

CPU frequency ratio select (J6)

CPU core frequency = CPU frequency ratio (3~5.5) * External bus clock (66 or 100 MHz)

CPU frequency ratio select (J6)

 

3x

 

 

3.5x*

 

4x

 

1

3

5

1

3

5

1

3

5

2

4

6

2

4

6

2

4

6

4.5x

 

5x

 

5.5x

1

3

5

1

3

5

1

3

5

 

 

 

 

 

 

2

4

6

2

4

6

2

4

6

*default

Chapter 2 Installation 21

Page 32
Image 32
SBC comm SBC-770 manual System temperature thermal sensor J5, CPU frequency ratio select J6