[time-nuts] HP8568B firware eproms anyone ?

Poul-Henning Kamp phk at phk.freebsd.dk
Wed Oct 18 18:27:30 EDT 2006


In message <6798.192.25.240.225.1161210087.squirrel at webmail.sonic.net>, "Rick K
arlquist" writes:

Hi Rick,

I'll try the ones at the bluefeather archive first, if that fails
I may get back to you.

Poul-Henning

>I work for Agilent.  In my lab I have both an 8568B and an
>8566B.  How would I read out the contents of the eproms?
>I don't know much about eproms.
>
>I looked up that part number; it is an AMD27C256-200DC.
>There are a bunch of reliability reports on it, so that
>sort of confirms that yours may likely have failed.
>
>Rick Karlquist
>
>
>
>Poul-Henning Kamp wrote:
>>
>> My HP8568B has started to do weird things, and as far as I can find
>> out, the A15U37 Eprom is hosed.
>>
>> According to the label, the HP partno for the contents is 85660-80080
>>
>> The chip has a HP partno of 1818-3329 but looks like a regular
>> AMD27256 Eprom to me.
>>
>> Anybody out there with a 8568B who are also able to email me the
>> contents of the four eproms on A15 ?
>>
>> I'm not sure if the firmware of the 8566B is different from the 8568B,
>> anyone know ?
>>
>> I think this is the second report of eprom failures I recall on the
>> list, should we start to make a EEPROM library for futures sake ?
>>
>> Poul-Henning
>>
>>
>> --
>> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
>> phk at FreeBSD.ORG         | TCP/IP since RFC 956
>> FreeBSD committer       | BSD since 4.3-tahoe
>> Never attribute to malice what can adequately be explained by
>> incompetence.
>>
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>
>
>
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-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.



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