Interrupt Assignments - Siemens SIMATIC Rack PC 840 V2 Operating Instructions Manual

I/O address (hex)
0CFC
0D00
0F00
0F50
1000
1180
1800
8800
8C00
8870
8898
1880
FF00
16.4.2.2

Interrupt assignments

Interrupt
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
SIMATIC Rack PC 840 V2
Operating Instructions, Edition 05/2006, A5E00248055-04
0CFF 4 PCI configuration data
0EFF 512 Unused
0F4F 80 Super IO
0FFF 176 Unused
10FF 256 Internal allocation
11FF 128 Internal allocation
187F 128 Internal allocation
8BFF 1023 SATA RAID Controller
FEFF 29288 Unused at SATA-RAID
8897 39 PATA RAID Controller
FEFF 30311 Unused at PATA-RAID
886F 28655 Unused
FF0F 16 EIDE bus master register
Description
Timer output 0
Keyboard
Cascaded (IRQ9)
Serial port 2
Serial port 1
PCI, Plug and Play
FD controller
Parallel port 1
Real-time clock (RTC)
PCI, Plug and Play
(Redirected IRQ2)
PCI, Plug and Play
Reserved for SOM or ISA modules
PS/2 mouse
Numeric processor
1. HD controller 1 (primary)
2. HD controller 2 (secondary)
Detailed descriptions
16.4 System resources
fixed
Comment
fixed
fixed
fixed
2)
2)
Priority interrupt for PROFIBUS
1)
fixed
2)
fixed
Priority interrupt for Ethernet and
1) 2)
RAID controller
Priority interrupt for VGA
1) 2)
2)
2)
fixed
2)
2)
16-19