Siemens SIMATIC Box PC 620 Manual page 141

I/O Adresses of the Interrupt Controllers
Interrupt
SMI
NMI
IRQ 0
IRQ 1
IRQ 2
IRQ 3 *)
IRQ 4 *)
IRQ 5 **)
IRQ 6 *)
IRQ 7 *)
IRQ 8
IRQ 9
IRQ 10
IRQ 11 *) Safecard On Motherboard
IRQ 12 *) PS/2 mouse or trackball in keyboard.
IRQ 13
IRQ 14
IRQ 15 *) IDE-Controller ( secondary)
Do not use interrupts already assigned in the system.
*) These components can be disabled via the BIOS Setup. The functions are then no
longer available and the resources freed for other components.
**) The onboard port is Plug and Play capable, the occupied resources are administered
by the BIOS.
SIMATIC Box PC 620 Manual
C79000-G7076-C639-04
Assignment
System management interrupt, cannot be masked
Expansion slots Signal IO Channel Check2
Interner Timer (system clock)
Keyboard
Cascaded (slave interrupt controller)
Serial port 2 ( COM2/ IRDA ) [can be cleared in setup]
Serial por 1 (COM1/TTY) [can be cleared in setup]
Cardbus Controller
Floppy Controller
Parallel Port 1 (parallel printer port LPT1/EPP/ECP) [can be
cleared in setup]
Battery-backed real-time clock (RTC)
VGA controller [generally not used]
Cardbus controller
Can be cleared in setup, if the mouse or trackball function is
not required.
Math. Coprozessor error
IDE-Interface (primary)
Hardware Information
Parameterized
interrupt vector,
memory
address
-
INT 2 H
INT 8 H
INT 9 H
INT A H
INT B H
INT C H
INT D H
INT E H
INT F H
INT 70 H
INT 71 H
INT 72 H
INT 73 H
INT 74 H
INT 75 H
INT 76 H
INT 77 H
8-9