Motorola APX 7000 - General Radio Operation; Selecting a Radio Channel; Selecting a Channel via Channel Search Button

3-40 Theory of Operation: Controller
3.2.4 OMAP Processor and Memory
3.2.4.1 OMAP Processor (U6302)
The OMAP1710 dual core processor lies at the center of the VOCON design. The processor
features utilized in the VOCON 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
• Secure Digital (SD) Interfaces
• LCD Controller
• I2C Interface
• SPI interface
• SoSSI interface
• External Memory Synchronous Interface
• External Memory Asynchronous Interface
•UARTs
•GPIOs