Hardware Configuration Setting
ROBO-638 User’s Manual
2-2
CPU Jumper Setting Table (SW1)
SW1
DIP switch settings for CPU core/bus ratio
SW-1 SW-2 SW-3 SW-4 CORE/BUS RATIO
OFF
OFF
ON
OFF
1.5x
OFF
OFF
OFF
OFF
2.0x
ON
ON
ON
ON
2.0x
ON
OFF
ON
ON
2.5x
ON
ON
OFF
ON
3.0x
ON
OFF
OFF
ON
3.5x
ON
ON
ON
OFF
4.0x
★
ON
OFF
ON
OFF
4.5x
ON
ON
OFF
OFF
5.0x
ON
OFF
OFF
OFF
5.5x
OFF
ON
ON
ON
6.0x
OFF
OFF
ON
ON
6.5x
OFF
ON
OFF
ON
7.0x
OFF
OFF
OFF
ON
7.5x
OFF
ON
ON
OFF
8.0x
OFF
ON
OFF
OFF
Reserved
NOTE : For system stability, do not arbitrarily set CPU to run over speed
unless you can handle BIOS parameters.
Disk-On-Chip Jumper Setting (JP5)
1 – 2 3 – 4 5 – 6 7 – 8 Memory Address Window
Short
NC
NC
NC
D8000 – D9FFF
★
NC
Short
NC
NC
DA000 – DBFFF
NC
NC
Short
NC
DC000 – DDFFF
NC
NC
NC
Short
DE000 – DFFFF
Watch-Dog Timer Jumper Setting (JP6, JP7, JP8, JP9, JP10)
JP6
NC : Enabled hardware WDT function
Short : Disabled hardware WDT function
★
JP7
NC : Allocate I/O port 0533H/0033H for programming of H/W WDT
★
Short : Allocate I/O port 0543H/0343H for programming of H/W WDT
