
17
IDE 1:
Primary IDE port to support ATAPI Mode 5
IDE devices
IDE 2:
Secondary IDE port to support ATAPI Mode 5
IDE devices.
FDC/CN8:
Support 2 FDD up to 1.44MB or 2.88MB .
1.6 I/O Address and IRQ/DRQ
I/O Address and IRQ
On Board I/O
Address
IRQ
DRQ
GAME
200-20F
X
X
COM1
3F8-3FF
4
X
COM2
2F8-2FF
3
X
COM3
3E8-3EF
3
X
COM4
2E8-2EF
3
X
IDE1
1F0-1F7
14
X
IDE2
170-177
15
X
LPT1
378-37F
7
3 (ECP)
LPT2
278-27F
7
3 (ECP)
LPT3
3BC-3BF
7
3 (ECP)
FDD1
3F0-3F7
6
2
PS/2 MOUSE
X
12
X
1.7 Jumpers and Connectors List
ITEMS
DESCRIPTION
JP2
1-2 for 256K Cache, 3-4 for 512K Cache
JP6
Set CPU External Bus Frequency Rate (BF0, BF1)
JP7
Set CPU External Bus Frequency Rate (BF0, BF1)