<?xml version="1.0" encoding="UTF-8" ?>
<?xml-stylesheet type="text/xsl" href="https://community.arm.com/utility/feedstylesheets/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/"><channel><title>old C51 NT installation</title><link>https://community.arm.com/developer/tools-software/tools/f/keil-forum/14060/old-c51-nt-installation</link><description> I have the C51 compiler (5.02c version). 
Is it possible to install it under win NT? 
Are there any free upgrade for this version? 
Thanks </description><dc:language>en-US</dc:language><generator>Telligent Community 10</generator></channel></rss>