Re: Controlling PATA access speeds

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On Fri, 02 Jun 2006 15:37:51 CDT, "John Treubig" wrote:
>Because of my setup, I have had to pull pin 34 (PDIAG) high at the Promise 
>to make the Promise think I have a 40 pin cable.  At boot, the Promise 
>thinks I have a 40 wire cable installed and gives me a warning, yet when I 
>run my program that measures transfer rate in Linux, I still see the same 
>data rates as with an 80 wire cable (pin 34 shorted).  Is there any other 
>item that I'm missing besides having Pin 34 pulled high?  Does the drive's 
>echoing that it is UDMA5 capable have anything to do with it?  Is the fact 
>that I'm not carrying pin 34 all the way to the drive causing my problem?
>

What type of drive do you have?  A 2.5 laptop type?  26 meg/sec is 
about what you will see. :-/

++doug

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