Interrupt Map - Nokia 9000i Service Manual

RAE/RAK–1N
PDA Hardware
Device
Chip Select Unit
E3G Clock Unit
E3G Bus Control Unit
E3G Chip Configuration Regis-
ters
E3G I/O Ports Unit
E3G LCD Controller
E3G PWM Unit
E3G EMS Registers
E3G Key Scan Unit
E3G Power Management

Interrupt map

The interrupt control unit inside the E3G contains two 8259A modules,
connected in a cascade mode.
PC INT# IRQx
2 NMI
8 IRQ0
9 IRQ1
A IRQ2
B IRQ3
C IRQ4
70 IRQ8
72 IRQ10
Page 6 – 36
Table 21. I/O Map (continued)
Address
F400h – F463h
F800h, F87Bh
F810h – F813h
F820h – F825h
F860h – F87Bh
F900h – F925h
FC00h – FC01h
FC10h – FC1Bh
FC30h – FC39h
FCA0h – FCB3h
Table 22. Interrupt map
Vector Name
(hex)
8 PMU INT
20 Timer 0
24 Key Scan logic
28 cascade vector
2C COM2 (RBUS)
30 COM1 (RS232)
1C0 RTC
1C8 Timer 1 (Not used but
available)
After Sales
Technical Documentation
Note
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
E3G Specific
PC use
Parity Error / IO Check
same
8042 Keyboard
same
same
same
same
ISA
Original, 08/96