M68ICS08GR datasheet(288/408 Pages) FREESCALE

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System Integration Module (SIM)

Technical Data

MC68HC908GR8 — Rev 4.0

288

System Integration Module (SIM)

MOTOROLA

19.6.1.4 Interrupt Status Register 1

I6–I1 — Interrupt Flags 1–6

These flags indicate the presence of interrupt requests from the

sources shown in Table 19-3.

1 = Interrupt request present

0 = No interrupt request present

Bit 0 and Bit 1 — Always read 0

19.6.1.5 Interrupt Status Register 2

I14–I7 — Interrupt Flags 14–7

These flags indicate the presence of interrupt requests from the

sources shown in Table 19-3.

1 = Interrupt request present

0 = No interrupt request present

Address:

$FE04

Bit 7

654321

Bit 0

Read:

Write:

RRRRRRRR

Reset:

00000000

R= Reserved

Figure 19-12. Interrupt Status Register 1 (INT1)

Address:

$FE05

Bit 7

654321

Bit 0

Read:

I14

I13

I12

I11

I10

Write:

RRRRRRRR

Reset:

00000000

R= Reserved

Figure 19-13. Interrupt Status Register 2 (INT2)

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