mc68hc908qb4 Freescale Semiconductor, Inc, mc68hc908qb4 Datasheet - Page 149

• Manufacturer Part Number: mc68hc908qb4
• Description: M68hc08 Microcontrollers
• Manufacturer: Freescale Semiconductor, Inc

14.6.2.1 Interrupt Status Register 1
IF1 and IF3–IF6 — Interrupt Flags
Bit 0, 1, and 3— Always read 0
14.6.2.2 Interrupt Status Register 2
IF7–I
14.6.2.3 Interrupt Status Register 3
IF15–I
Freescale Semiconductor
These flags indicate the presence of interrupt requests from the sources shown in
This flag indicates the presence of interrupt requests from the sources shown in
These flags indicate the presence of interrupt requests from the sources shown in
F
1 = Interrupt request present
0 = No interrupt request present
1 = Interrupt request present
0 = No interrupt request present
1 = Interrupt request present
0 = No interrupt request present
14 — Interrupt Flags
F
22 — Interrupt Flags
Reset:
Reset:
Reset:
Read:
Read:
Read:
Write:
Write:
Write:
Bit 7
Bit 7
IF14
Bit 7
IF22
IF6
R
R
R
R
R
R
0
0
0
Figure 14-11. Interrupt Status Register 1 (INT1)
Figure 14-12. Interrupt Status Register 2 (INT2)
Figure 14-13. Interrupt Status Register 3 (INT3)
= Reserved
= Reserved
= Reserved
IF13
IF21
IF5
R
R
R
6
0
6
0
6
0
MC68HC908QB8 Data Sheet, Rev. 2
IF12
IF20
IF4
R
R
R
5
0
5
0
5
0
IF11
IF19
IF3
R
R
R
4
0
4
0
4
0
IF10
IF18
R
R
R
3
0
0
3
0
3
0
IF17
IF1
IF9
R
R
R
2
0
2
0
2
0
IF16
IF8
R
R
R
1
0
0
1
0
1
0
Table
Bit 0
Table
Bit 0
Bit 0
IF15
Table
IF7
R
R
R
0
0
0
0
Exception Control
14-3.
14-3.
14-3.
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