hi KDN,
you can download CW5.1 for HCS12(x) from this url:
http://www.freescale.com/webapp/sps/site/prod_summary.jsp?code=CW-HCS12X&nodeId=0152102726E4C7E4CB&f...
you need log in first.
can this help?
Have a great day,
Zhang Jun
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