MC68HC08XL36 Datasheet, PDF (69/362 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Interrupt Status
Register 1
Interrupt Status
Register 2
Freescale Semiconductor, Inc.
Resets and Interrupts
Interrupts
Address: $FE04
Bit 7
6
5
4
3
2
1
Bit 0
Read: IF6
IF5
IF4
IF3
IF2
IF1
0
0
Write: R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
R = Reserved
Figure 7. Interrupt Status Register 1 (INT1)
IF6–IF1 — Interrupt Flags 6–1
These flags indicate the presence of interrupt requests from the
sources shown in Table 2.
1 = Interrupt request present
0 = No interrupt request present
Bits 0–1 — Always read 0
Address: $FE05
Bit 7
6
5
4
3
2
1
Bit 0
Read: IF14
IF13
IF12
IF11
IF10
IF9
IF8
IF7
Write: R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
R = Reserved
Figure 8. Interrupt Status Register 2 (INT2)
IF14–IF7 — Interrupt Flags 14–7
These flags indicate the presence of interrupt requests from the
sources shown in Table 2.
1 = Interrupt request present
0 = No interrupt request present
15-ri24_e
MOTOROLA
Resets and Interrupts
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MC68HC08XL36
69