Hardware descriptions
A.5 System resources
SIMATIC IPC677E
Operating Instructions, 04/2019, A5E45117996-AA
139
The table describes the assignment of the interrupts in the delivery state of the device.
Y
Interrupt in APIC mode
Z
BIOS Default Interrupt in PIC mode, e.g., DOS
1
Host PCI-IRQ A to H is assigned to IRQ 16 to 23 permanently in APIC mode. Host PCI-IRQ A to H
will be automatically assigned IRQ 0 to 15 by BIOS in PIC mode. A specific assignment can not
be enforced.