2 block diagram, Pio controller – Rainbow Electronics AT91CAP9S250A User Manual

Page 432

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432

6264A–CAP–21-May-07

AT91CAP9S500A/AT91CAP9S250A

32.2

Block Diagram

Figure 32-1. Block Diagram

Figure 32-2. Application Block Diagram

Embedded

Peripheral

Embedded

Peripheral

PIO Interrupt

PIO Controller

Up to 32 pins

PMC

Up to 32

peripheral IOs

Up to 32

peripheral IOs

PIO Clock

APB

AIC

Data, Enable

PIN 31

PIN 1

PIN 0

Data, Enable

On-Chip Peripherals

PIO Controller

On-Chip Peripheral Drivers

Control & Command

Driver

Keyboard Driver

Keyboard Driver

General Purpose I/Os

External Devices

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