2 block diagram, Pio controller – Rainbow Electronics AT91CAP9S250A User Manual
Page 432
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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