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2.7
Jumpers
Keep the default settings for stable system operation.
1. JumperFree™ setting (J22)
This jumper allows you to enable or disable the JumperFree™ mode.
PP-DLW
PP-DLW JumperFree™ Mode Setting
2. CPU external frequency selection (J12)
This jumper allows you to select your desired CPU external frequency
(or bus clock).
PP-DLW
PP-DLW CPU External Frequency Selection
2-14
J22
1 2
2 3
Jumper Mode
Jumper Free
(Default)
J12
1 2
2 3
CPU select
100MHz
(Default)
Chapter 2: Hardware information
1
2 3
133MHz
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