Motorola APX 1000 Detailed Service Manual page 735

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Theory of Operation

: Controller

OMAP Processor and Memory

3.2.4.1 OMAP Processor (U6302)

The OMAP1710 dual core processor lies at the center of the controller design. The processor

features utilized in the controller design include:

• ARM9 CPU core

• C55X DSP core

• 16KB shared internal RAM

• SSI Interfaces

• USB Interfaces

• Timers & Watchdog Timers

• Keyboard Matrix Interface

• 1-Wire Interface

• LCD Controller

• I2C Interface

• SPI interface

• External Memory Synchronous Interface

• External Memory Asynchronous Interface

GPS/ BT Chipset

Figure 3-20. Overview of OMAP Interconnection with Controller Peripherals

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