From: André Fachat (afachat_at_gmx.de)
Date: 2007-12-15 20:13:31
> For the record, the main parts list is:
>
> 1 74ls244
> 1 74ls245
> 1 74ls139
> 1 74ls00
> 2 74ls573 (You can use the AC parts, but Ruud indicates you should not
> need to. I actually meant to pick the LS variant
I actually went on and use 'ALS parts nowadays, although my designs
normally need to be faster. 'ALS uses less power too.
> The last item is for folks who plan to use the 6502 socket. You need
> something to plug into the original 6502 socket on the board and can be
> soldered to the bottom of this board. There are many options, depending
> on how much you want to spend and how gently you want to treat the
> original 6502 socket. At the cheap end, you can use 2 20x1 headers (or
> 1 1x40 you break in half:
I normally use two 20x1 headers, but between the headers and
the original socket, I put a cheap 40pin sockets:
- reduces stress on the original socket due to the reduced pin diameter
- helps adjusting the two separate 20pin headers.
André
--
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