Datasheet

144
SAM7X Series [DATASHEET]
6120K–ATARM–11-Feb-14
23.3 Application Block Diagram
Figure 23-2. Description of the Application Block
23.4 AIC Detailed Block Diagram
Figure 23-3. AIC Detailed Block Diagram
23.5 I/O Line Description
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 UpUser Interface
APB
Processor
Clock
Table 23-1. I/O Line Description
Pin Name Pin Description Type
FIQ Fast Interrupt Input
IRQ0 - IRQn Interrupt 0 - Interrupt n Input