Rainbow Electronics AT91CAP9S250A - Manual (Page 384)

384
6264A–CAP–21-May-07
AT91CAP9S500A/AT91CAP9S250A
30.2 Block Diagram
Figure 30-1. Block Diagram
30.3 Application Block Diagram
Figure 30-2. Description of the Application Block
30.4 AIC Detailed Block Diagram
Figure 30-3. AIC Detailed Block Diagram
AIC
APB
ARM
Processor
FIQ
IRQ0-IRQn
Embedded
PeripheralEE
Peripheral Embedded
Peripheral
Embedded
Up to
Thirty-two
Sources
nFIQ
nIRQ
Advanced Interrupt Controller
Embedded Peripherals
External Peripherals
(External Interrupts)
Standalone
Applications RTOS Drivers
Hard Real Time Tasks
OS-based Applications
OS Drivers
General OS Interrupt Handler
FIQ
PIO
Controller
Advanced Interrupt Controller
IRQ0-IRQn
PIOIRQ
Embedded
Peripherals
External
Source
Input
Stage
Internal
Source
Input
Stage
Fast
Forcing
Interrupt
Priority
Controller
Fast
Interrupt
Controller
ARM
Processor
nFIQ
nIRQ
Power
Management
Controller
Wake Up User Interface
APB
Processor
Clock