Need to program a 74S188

[LEON WENDLER]

you can download FREE data books from TI motorolo
fairchild containing the data sheets for these chips.
look at www.tech-systems-labs.com they are listed on
the free data book page.
leon @ technology systems

--- Don Peterson <Don at D8APRO.COM> wrote:

> I need to replace the 444-28 BPROM that is in my
> Heathkit ETA-3400 Memory
> accessory.  The code is the easy part.  Does anyone
> have a circuit that can
> program this device that they can share.  
> 
> I used to have a PC board level programmer but can
> no longer find it.  It
> was probably last used about 20 years ago.  I just
> need a copy of the
> recommended programming steps and/or schematic from
> any of the TTL books.
> 
> Thanks a bunch...
> 
> Don Peterson
> 
>
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