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ERD-9307IPR Internet Protocol Radio
Overview
The ERD-9307IPR demonstrates Cirrus
Logic’s powerful, feature-rich EP9307
system-on-a-chip for an easy and seamless
creation of Internet radio products.
EP9307 Features
? ARM920T core
? 200 MHz processor w/ MaverickCrunch?
? 100 MHz bus SDRAM bus
? Linux ? and WinCE ? enabled MMU
? LCD and raster interface with
graphics accelerator
? 10/100 Ethernet MAC
? Three USB 2.0 FS hosts (OHCI)
? Three UARTS
? Six channel I 2 S interface
Internet Protocol Radio Demonstration
Based on EP9307
? SPI? port
? AC97
? IR receiver interface
? MaverickKey? IDs
IP Radio LCD Module
? “Scroll and click” tuning knob
? 8 function keys
? 3.6” Color LCD graphic display
320x240
? Requires the EDB9307A-Z
evaluation board
Pre-loaded Software Package
The Cirrus Logic ? Internet Protocol Radio
(IPR) is built on the EP9307 200 MHz
ARM9? system-on-a-chip embedded
platform. The IPR platform provides
a low-cost solution for demonstrating
and exploring the capability of using
Cirrus Logic products in Internet radio
applications. IPR is an appliance that
directly attaches to the Internet so users
can access music from SHOUTcast ?
without the use of a PC or the dependence
of an expensive media server.
Users can set up, configure and select
Unlike traditional receivers, the Internet
radio shows station names instead of
hard-to-memorize frequencies or channels.
The software provides added functionality
that allows stations to be recorded to
flash memory.
The IPR is designed to provide more than
10,000 digital stations from around the
world using one “scroll and click” tuning
knob. These products are designed
to replace or enhance traditional self-
contained radios such as alarm clock
radios or mini-component systems and
? Fully functional and intuitive GUI
? Playback MP3
? Automatic DHCP negotiation
? 802.11b/g with WEP
stations using the 3.6-inch color TFT
graphical interface, scroll wheel and
8-function button. Stations can be
searched by name and stored in a
favorites list for future access.
intercom radios.
www.cirrus.com
Cirrus Logic, Inc. · 2 9 0 1 V i a F o r t u n a · A u s t i n T X 7 8 74 6 U S A · T 5 1 2 - 8 5 1 - 4 0 0 0 · T 8 0 0 - 8 8 8 - 5 0 1 6 · F 512-851-4977
Product Bulletin 0188-0407-PB ? 2007 Cirrus Logic, Inc. All rights reserved. Product information is subject to change without notice. Cirrus Logic, Cirrus, and the Cirrus Logic logo
designs are trademarks of Cirrus Logic, Inc. All other brand and product names in this document may be trademarks or service marks of their respective owners.
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