No,
They are incompatable with several mods and huge pinout difference.
Also the 8155/56 are 8085 muxed bus parts and the 8154 was
National microbus (not muxed).
Allison
-----Original Message-----
From: Richard Erlacher <richard_at_idcomm.com>
To: classiccmp_at_classiccmp.org <classiccmp_at_classiccmp.org>
Date: Saturday, October 28, 2000 3:18 PM
Subject: Re: INS8154 used in Cytospin
>I'll look later for the INS8154, but the Intel 8155 and 8156 were both
RAMs
>with 16 bits of I/O controllable on a bitwise basis like the bits in a
6821
>. . . Could one of those work?
>
>Dick
>
>----- Original Message -----
>From: Sipke de Wal <sipke_at_wxs.nl>
>To: <classiccmp_at_classiccmp.org>
>Sent: Saturday, October 28, 2000 12:33 PM
>Subject: Re: INS8154 used in Cytospin
>
>
>> This is a National Semiconductor I/O-chip with internal RAM.
>> I don't think you will find easy replacements because this was
>> a very NS-only chip with no second sourcing.
>>
>> It was used in Science of Cambrigde's (Clive Sinclair) MK 14
>>
>> Sipke de Wal
>>
>>
>> ----- Original Message -----
>> From: abrar wadera <abrarwadera_at_hotmail.com>
>> To: <classiccmp_at_classiccmp.org>
>> Cc: <abrar.wadera_at_del2.siemens.co.in>
>> Sent: Saturday, October 28, 2000 5:46 PM
>> Subject: INS8154 used in Cytospin
>>
>>
>> > Dear Sirs
>> > We have many cytospins which are centrifuges esed in cytology
>departments
>> > and the peripherals chips used are INS8154N, we are not able to find
any
>of
>> > them from any source. Can you suggest any or some equivalents.
>> >
>> > With Regards
>> >
>> > Abrar
>> >
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>>
>
Received on Sat Oct 28 2000 - 15:25:47 BST