MQX Embedded Announces Software Platform Availability for AMCC PowerPC 440EP Processor

MQX Embedded™ Software Development Tools, Real-Time Operating System and Communication Stacks Support Newest AMCC PowerPC® Processor for High-Performance Embedded Markets

SANTA CRUZ, Calif., August 30, 2005 – MQX Embedded™, a division of ARC International (LSE: ARK) that is focused on the software needs of embedded system developers, today announced the availability of its MQX Embedded software products for the Applied Micro Circuits Corp. PowerPC® 440EP processor.

MQX Embedded software for the PowerPC 440EP embedded processor from AMCC will provide the run-time functionality needed for developers to bring advanced, differentiated products to market quickly. PowerPC 440EP processors and MQX Embedded software are ideally suited for a wide range of high-performance applications such as imaging, industrial control, networking and other embedded applications.

Based on proven success with industry leaders in a wide variety of PowerPC applications, MQX Embedded's support for the 440EP will include the full line of MQX™ run - time products including the MQX RTOS and the MQX RTCS™ Embedded Internet Stack, as well as the state - of - the - art MQX Host Tools. In addition, MQX Embedded's MetaWare® High C/C++™ compiler and SeeCode™ debugger for PowerPC are available to provide a fully-integrated software development package for the AMCC 440EP processor. The MetaWare PowerPC tools include special support for the PowerPC 440 architecture including support for the PowerPC 440 BookE instruction extensions, hardware floating point unit, multiply and accumulate instructions, and critical interrupts.

"MQX Embedded's software provides an optimal platform for PowerPC 440EP development, " said Joel Mattox, director of marketing at MQX Embedded. " With our complete line of development tools, RTOS, stacks and run - time software, MQX Embedded software has powered hundreds of customers to successful PowerPC - based products."

"We are pleased with MQX Embedded's continued investment in our PowerPC product line," said Charlie Ashton, director of PowerPC software at AMCC. "MQX Embedded's comprehensive software solutions will enable our joint customers to bring new PowerPC 440EP based products to market quickly."

MQX Embedded's software and tools for the AMCC 440EP are tightly integrated with the AMCC Bamboo and Yosemite evaluation boards, allowing developers to accelerate the development of reliable, high performance industrial control and networking products.

Availability
MQX Embedded software for the AMCC PowerPC 440EP is available immediately. For a complete list of MQX Embedded software supporting the AMCC PowerPC processors, to download evaluation software, or for more information, please visit www.MQXembedded.com, or contact MQX Embedded at mqx-sales@MQXembedded.com.

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About MQX Embedded
MQX Embedded is a business of ARC International, focused on the software needs of embedded system developers for ARC-Based™ and non-ARC 32-bit microprocessor and DSP architectures. MQX Embedded offers state-of-the-art technology that includes the widely used MetaWare software development tools and the MQX RTOS, as well as networking and other software platforms. MQX Embedded's technology has helped power thousands of products that are shipping to markets including the financial, construction, industrial, and semiconductor industries. For more information, visit www.MQXembedded.com.

ARC, ARC-Based, MQX, MQX Embedded, SeeCode, High C/C++ and MetaWare are trademarks or registered trademarks of ARC International. All other brands or product names contained herein are the property of their respective owners. This press release may contain certain forward - looking statements " that involve risks and uncertainties. For factors that could cause actual results to differ, visit the company's website as well as the listing particulars filed with the United Kingdom Listing Authority and the Registrar of Companies in England and Wales.