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Flash Magic Forum

In-System Programming Support => P89V51Rx2/P89LV51Rx2 => Topic started by: habeeb on June 16, 2009, 08:46:15 AM

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Question: p89v51
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Title: earsing device problme!!
Post by: habeeb on June 16, 2009, 08:46:15 AM
when I try to verify reset reading device signature, i reset the device and it's ok i have no problme , but when i try to earse the device it's stick in ,and flash magic no reponse...why?
Title: Re: earsing device problme!!
Post by: Andy Ayre on June 16, 2009, 08:58:45 AM
Some older versions of the bootloader on these devices had a problem erasing block 0. Therefore I suggest you upgrade the bootloader. See the Flash Magic resources page for the download.

Andy
Title: Re: earsing device problme!!
Post by: habeeb on June 16, 2009, 11:19:18 AM
Hi Andy,
I see in "read device signature" that, the device have the updated version (V07) of bootloader..somthing else i want to say..in diplay memory of block 0 i see no data it's totally empty..but when I runing the device on lcd  i see text runing like before i erased it.
Title: Re: earsing device problme!!
Post by: Andy Ayre on June 16, 2009, 11:37:47 AM
Very strange. Maybe the device is partially damaged by static? Try another device.

Andy
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