EP9302 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
™
High-speed ARM9
System-on-chip Processor
with MaverickCrunch
• 6-channel Serial Audio Interface (I
2
S)
• 2-channel, Low-cost Serial Audio Interface (AC'97)
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
• 208-pin LQFP
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
• 16-bit SDRAM Interface (up to 4 banks)
• 16-bit SRAM / FLASH / ROM
• Serial EEPROM Interface
• 1/10/100 Mbps Ethernet MAC
• Two UARTs
• Two-port USB 2.0 Full-speed Host (OHCI)
(12 Mbits per second)
• IrDA Interface
• ADC
• Serial Peripheral Interface (SPI) Port
•
•
•
•
COMMUNICATIONS PORTS
Serial
Audio
Interface
Peripheral Bus
USER INTERFACE
MaverickCrunch
TM
(2) UARTs
w/
IrDA
12 Channel DMA
Clocks &
Timers
ARM920T
D-Cache
16KB
I-Cache
16KB
Interrupts
& GPIO
MaverickKey
TM
(2) USB
Hosts
Processor Bus
Ethernet
MAC
Boot
ROM
MMU
Bus Bridge
SRAM &
Flash I/F
Unified
SDRAM I/F
MEMORY AND STORAGE
©
Copyright 2005 Cirrus Logic (All Rights Reserved)
MAR ‘05
DS653PP3
1
CIRRUS [ CIRRUS LOGIC ]
