Cpu Processor; Application Processor; System And I/O Processor - Sony CXD5602 User Manual

2.5

CPU Processor

2.5.1

Application Processor

The application processor integrates six Cortex
devices, which demand operation in low power and performance-optimized consumer applications with the ability
to scale in speed up to 156.0 MHz, the Arm
The key features include:

® ®
Arm Cortex -M4 processor
ISA Support: Thumb/Thumb-2 technology
DSP Extension: Single cycle 16/32 bit MAC, Single cycle dual 16 bit MAC, 8/16 bit SIMD arithmetic,
Hardware Divide (2-12 Cycles)
Floating Point Unit: Single precision floating point unit, IEEE 754 compliant

Processor system peripherals

Programmable Interrupts Controller
128 channel peripheral Interrupt support for each processor

Timers
®
AMBA Design Kit (ADK) SP804
Two-channel supported
One Timer module for each processor (Total: Six Timers)
Watchdog Timer
®
AMBA Design Kit (ADK) SP805
One channel for each processor (Total: Six Watchdog Timers)
2.5.2

System and I/O Processor

The I/O processor integrates Cortex
in low power and performance-optimized consumer applications with the ability to scale in speed from 32 MHz to
®
100 MHz, the Arm Cortex
The key features are:

® ®
Arm Cortex -M0+ processor

ISA Support: Thumb Thumb-2 subset

System and I/O Processor Memory

ROM: 128 KByte

SRAM: 256 KByte

Boot Modes

At startup, the BOOT_MODE pin is used to select one of Two boot options
Boot from Quad SPI flash
®
-M4 processors with FPU to meet the requirements of wearable
® ®
Cortex
® -M0+ to meet the requirements of wearable devices, which demand operation
®
-M0 Processor.
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-M4 processor with FPU.
CXD5602 User Manual