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Monolith Pinout - WP pin
http://forum.hddguru.com/viewtopic.php?f=27&t=39330
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Author:  yco [ January 6th, 2020, 8:36 ]
Post subject:  Monolith Pinout - WP pin

Hello everyone.

I am trying to recover this flash, but missing WP pin from the diagram. I don't have logic analyzer here to find it, maybe one of you has it?

Help much appreciated.

Attachments:
monolith.PNG
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Author:  ddrecovery [ January 6th, 2020, 10:35 ]
Post subject:  Re: Monolith Pinout - WP pin

yco wrote:
Hello everyone.

I am trying to recover this flash, but missing WP pin from the diagram. I don't have logic analyzer here to find it, maybe one of you has it?

Help much appreciated.

You usually don't need need the WP pin.

Author:  arvika [ January 6th, 2020, 12:11 ]
Post subject:  Re: Monolith Pinout - WP pin

WP is not important.

Author:  yco [ January 6th, 2020, 12:25 ]
Post subject:  Re: Monolith Pinout - WP pin

I am aware of that. This chip has a lot of byte errors. I played with voltage levels without positive results. I was told by a colleague that actual read-retry routines in VNR won't be effective without WP signal. Is that correct?

Author:  arvika [ January 6th, 2020, 13:22 ]
Post subject:  Re: Monolith Pinout - WP pin

yco wrote:
I am aware of that. This chip has a lot of byte errors. I played with voltage levels without positive results. I was told by a colleague that actual read-retry routines in VNR won't be effective without WP signal. Is that correct?


IMHO no :) Try read this dump with slow mode or connect VCCq instead VCC.

Author:  yco [ January 6th, 2020, 14:00 ]
Post subject:  Re: Monolith Pinout - WP pin

arvika wrote:
IMHO no :) Try read this dump with slow mode or connect VCCq instead VCC.

I will try that tomorrow.
Thanks.

Author:  p_patryk [ January 7th, 2020, 12:27 ]
Post subject:  Re: Monolith Pinout - WP pin

Could you send screenshot of 'Read Memory Chips' Window?

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