Siemens M7-400 ユーザーズマニュアル

11-42

S7-400, M7-400 Programmable Controllers Module Specifications

A5E00069467-07

Table 11-9 Interrupt Assignment

NMI

Group interrupt for faults and reset signals

IRQ0

System timer

IRQ1

Reserved for keyboard

IRQ2

Cascading of the 2nd interrupt controller

IRQ3

Assigned to COM2, otherwise free

IRQ4

Assigned to COM1, otherwise free

IRQ5

Assigned to LPT2, otherwise free

IRQ6

Assigned to floppy disk drive, otherwise free

IRQ7

Assigned to LPT1, otherwise free

IRQ8

Real-time clock

IRQ9

Software interrupt, rerouted to IRQ2

IRQ10

IF 964-DP, otherwise free

IRQ11

CP 1401, otherwise free

IRQ12

Assigned to trackball/mouse

IRQ13

Assigned to numeric coprocessor

IRQ14

Assigned to hard disk drive, otherwise free

IRQ15

Assigned