Intel SE7520JR2

Functional Architecture Intel® Server Board SE7520JR2
Revision 1.0
C78844-002
56
Figure 9. Interrupt Routing Diagram
PIRQB
PIRQ
PIRQ
A
Super I/O
Time
r
Ke
y
board
Serial
Serial
IS
A
Flo
ppy
/IS
IS
A
RTC
SCI/IS
A
IS
A
IS
A
Mouse/IS
Co
p
rocessor
P
_
IDE/IS
Not Used
Cascade
Serialized IRQ Interface
SERIR
ICH5-R Interrupt Routing
SERIRQ
USB 1.1 Controller #1 and #4
Video
USB 1.1 Controller #3, Native IDE
and SATA
PIRQ
PIRQE
PIRQF
PIRQ
PIRQ
USB 1.1 Controller #2
O
p
tion for SCI, TCO, HPET#0,1,2
O
p
tion for SCI, TCO, HPET#0,1,2
O
p
tion for SCI, TCO, HPET#0,1,2
USB 2.0 EHCI Controller #1,
Option for SCI, TCO, HPET#0,1,2