2-8
AHA-1510A/20A Series User’s Guide
AHA-1510A/20A Series User’s Guide
Stock Number: 510400-00, Rev. C
Page: 2-8
Print Spec Number: 491842-00
Current Date: 11/18/94
ECN Date: 11/29/94
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Jumper Block J9 (AHA-1510A)
Pin Pair
Description
I
2,
I
1,
I
0,
I
9
Set host adapter IRQ channel
IRQ 12 = jumper
I
2
IRQ 11
✱
= jumper
I
1
IRQ 10 = jumper
I
0
IRQ 9 = jumper
I
9 (not recommended with Windows 3.x)
One and only one of these pairs must be selected for proper operation of
the software.
AL
Set port address
340h
✱
= no jumper
140h = jumper
An extra jumper is provided in case you want to install it on the pin pair to
change the port address.
✱
Default setting
I
2
I
1
I
0
I
9 AL
Default Setting
