Technical information
8.5 Hardware descriptions
SIMATIC IPC677D
146
Operating Instructions, 09/2014, A5E32995420-AC
Interrupt assignment in PIC mode
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.