Re: 2764 -> 2364/68764 adapter

From: smf <*smf_at_null.net*> Date: Wed, 13 Jul 2016 22:27:38 +0100 Message-ID: <4a71c3e5-8e18-c9d8-80ab-b0779a983cee@null.net> · smf_at_null.net

On 13/07/2016 18:12, Jim Brain wrote:
> In any case, the PCB in my store attaches _OE of the 2764 socket to 
> _CS of the 2364.  If your 2764 does the same, you're done.  If it uses 
> _CE to trigger (which I have not seen), cut the trace and jumper. If 
> it uses both (which I have seen, though rarely), It's OR gate time.  
> If you deadbug the IC, you can stash it in the interior of the 24 pin 
> socket, as you only need 5 connections (A,B,Y,PWR,GND)

In light of reading the datasheets in further detail I agree.

However I still think you won't just be able to throw a MCM6876x in a 
converter, stick that in an eprom programmer that only supports 27xx and 
burn it. The adapter only deals with the read differences, not the write 
differences.

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