EP9315 Datasheet, PDF (1/64 Pages) Cirrus Logic – Enhanced Universal Platform System-on-Chip Processor

EP9315 Data Sheet
FEATURES
• 200-MHz ARM920T Processor
• 16-kbyte Instruction Cache
• 16-kbyte Data Cache
• Linux^®, Microsoft^® Windows^® CE-enabled MMU
• 100-MHz System Bus
• MaverickCrunch^™ Math Engine
• Floating Point, Integer, and Signal Processing
Instructions
• Optimized for digital music compression and
decompression algorithms.
• Hardware interlocks allow in-line coding.
• MaverickKey^™ IDs
• 32-bit Unique ID can be used for DRM-compliant
128-bit random ID.
• Integrated Peripheral Interfaces
• 32-bit SDRAM Interface (up to 4 Banks)
• 32-/16-bit SRAM / FLASH / ROM
• Serial EEPROM Interface
• EIDE (up to 2 devices)
• 1/10/100-Mbps Ethernet MAC
• Three UARTs
• Three-port USB 2.0 Full-speed Host (OHCI)
(12 Mbits per second)
• LCD and Raster Interface with Graphics
Accelerator
Enhanced Universal Platform
System-on-Chip Processor
• IrDA Interface
• PCMCIA Interface
• Touchscreen Interface with ADC
• 8 x 8 Keypad Scanner
• One Serial Peripheral Interface (SPI^™) Port
• 6-channel or 2-channel Serial Audio Interface (I²S)
• 2-channel, Low-cost Serial Audio Interface (AC'97)
• 2 High-resolution PWMs (16 bits each)
• Internal Peripherals
• 12 Direct Memory Access (DMA) Channels
• Real-time Clock with Software Trim
• Dual PLL controls all clock domains.
• Watchdog Timer
• Two General-purpose 16-bit Timers
• One General-purpose 32-bit Timer
• One 40-bit Debug Timer
• Interrupt Controller
• Boot ROM
• Package
• 352-pin PBGA
Serial
Audio
Interface
(3) UARTs
w/
IrDA
(3) USB
Hosts
Ethernet
MAC
Peripheral Bus
Clocks &
Timers
12-channel DMA
MaverickKey^TM
Boot
ROM
MaverickCrunch^TM
ARM920T
D-Cache I-Cache
16KB
16KB
MMU
Bus
Bridge
Interrupts
& GPIO
Keypad &
Touch
Screen I/F
Processor Bus
EIDE
I/F
SRAM & Flash I/F
PCMCIA
Unified
SDRAM I/F
Video/LCD
Controller
Graphics
Accelerator
http://www.cirrus.com
MEMORY AND STORAGE
©Copyright 2005 Cirrus Logic (All Rights Reserved)
MAR ‘05
DS638PP4
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