HD Driver Help!

HD Driver Help!


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Posted by tinycrow on April 25, 2002 at 22:44:24:

Recently I wrote a very simple hd driver.It only loop to read or write DATA REGISTER.
But I met with a very strange problem:everytime I r/w DATA REGISTER,I can only get lower 8-bits value,and it's higher 8-bits euqal 0.
I don't know where I made mistake and how I solve it.Please help me!
Thanks a lot!


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