MC68HC908GT16 Datasheet, PDF (311/412 Pages) Motorola, Inc – Microcontrollers

Interrupt Status
Register 1
Interrupt Status
Register 2
System Integration Module (SIM)
Exception Control
Address: $FE04
Bit 7
6
5
4
3
2
1
Bit 0
Read: I6
I5
I4
I3
I2
I1
0
0
Write: R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
R = Reserved
Figure 19-12. Interrupt Status Register 1 (INT1)
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
Address: $FE05
Bit 7
6
5
4
3
2
1
Bit 0
Read: I14
I13
I12
I11
I10
I9
I8
I7
Write: R
R
R
R
R
R
R
R
Reset: 0
0
0
0
0
0
0
0
R = Reserved
Figure 19-13. Interrupt Status Register 2 (INT2)
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
MC68HC908GT16 • MC68HC908GT8 — Rev. 2
MOTOROLA
System Integration Module (SIM)
Technical Data
311