On Wed, Sep 5, 2012 at 8:25 AM, John Gardner wrote: > Joe - Thanks. Good to know. > > I upgraded to AVR Studio 6 last week, and uninstalled it > yesterday. Gigantic ( >1 GB, installed ), runs like molasses > in February, and so un-intuitive I thought I'd gotten a PCB > design program by mistake. Unbelievable. AVR Studio 5/6 is based on Visual Studio Shell (VS2010) and you may need to have more memory to run it more smoothly. With a cheap Windows 7 64bit machine and 8GB memory (also cheap), it should run quite smooth. --=20 Xiaofan --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .