: Windows XP (SP3), Vista, 7, and Windows Server 2003 R2. Processor : 1.6 GHz or faster.
Requires external WinAVR (GCC Compiler) toolchain tool integration Step-by-Step Installation Guide
The most critical point to clarify is a fundamental naming confusion: AVR Architecture Developed by Atmel (now Microchip Technology). avr studio 51 download extra quality
: Users often report long startup times. Because it uses the Windows Presentation Foundation (WPF) library, performance can be improved by ensuring you have the latest graphics drivers installed. Microchip Technology Performance & User Experience Ease of Use
Follow this protocol to obtain a pristine copy. Note that Microchip has removed AVR Studio 5.1 from its official main site, but it remains on their legacy FTP mirrors for authorized users. Here is the safest current method: : Windows XP (SP3), Vista, 7, and Windows Server 2003 R2
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Includes the Visual Studio Shell and .NET Framework 4.0, which is recommended if your installation machine will be offline. : Users often report long startup times
You do not need to risk your system's security to get a fully-featured, high-quality development environment. Microchip provides all of its software entirely free of charge.
: Unlike previous versions, 5.1 includes the AVR GCC toolchain, the AVR Software Framework (ASF), and an assembler/simulator directly in the installer.