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cedrik



Joined: 16 Oct 2011
Posts: 546
Location: Romānia
PostPosted: Thu Jul 12, 2012 10:37 am    Post subject: unknown chips Reply with quote
i cannot find infos about this 4 chips.. please help if you know somethin'.. thank you
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Marcin



Joined: 02 Jan 2005
Posts: 5460
Location: Slupsk, Poland
PostPosted: Thu Jul 12, 2012 11:34 am    Post subject: Reply with quote
AMI with HP part number
Siemens chip
Texas Instruments chip
last chips is IBM clone of Intel chip
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cedrik



Joined: 16 Oct 2011
Posts: 546
Location: Romānia
PostPosted: Thu Jul 12, 2012 11:59 am    Post subject: Reply with quote
thanx.. and some infos about what they are?
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Elar



Joined: 16 Jul 2003
Posts: 641
Location: Tallinn, Estonia
PostPosted: Thu Jul 12, 2012 12:34 pm    Post subject: Reply with quote
According to this ftp://computermuseum.informatik.uni-stuttgart.de/ibmparts.txt IBM 4178628 PI P A is 8255A-5 parallel port chip.
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