Technical data

BIOS and System Programming
CP 486 ⋅ 00/14 VIPA GmbH 81
4.4.3 Interrupt Assignment
IRQ0 timer output 0
IRQ1 keyboard (output buffer full)
IRQ2 interrupt of interrupt controller 2 (IRQ8-IRQ15)
IRQ3 COM2
IRQ4 COM1
IRQ5 COM3
IRQ6 FD controller
IRQ7 LPT1
IRQ8 real time clock
IRQ9 VGA / VIPA additional board
IRQ10 reserved for VIPA additional board
IRQ11 reserved for VIPA additional board
IRQ12 interrupt from PLC (bank interrupt and BASP interrupt)
IRQ13 coprocessor
IRQ14 hard disk
IRQ15 COM4