Revision 1.02 – June 27, 2006
S5935 – PCI Product
Data Book
This register identifies which PCI interrupt, if any, is
connected to the controller’s PCI interrupt pins. The
allowable values are 0 (no interrupts), 1 (INTA#), 2
(INTB#), 3 (INTC#), and 4 (INTD#). The default power-
up value assumes INTA#.
INTERRUPT PIN REGISTER (INTPIN)
Interrupt Pin
Register Name
Address Offset
Power-up value
Boot-load
3Dh
01h
External nvRAM offset 7Dh
Read Only
Attribute
8 bits
Size
Figure 21. Interrupt Pin Register
7
0
6
0
5
0
42
0
3
0
1
0
Bit
X
X
X
Value
Pin Number
0 0 0 None
0 0 1 INTA#
0 1 0 INTB#
0 1 1 INTC#
1 0 0 INTD#
1 0 1 Reserved
1 1 X Reserved
Reserved
(all zeroes-RO)
56
DS1527
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