ethan.dicks at usap.gov
Fri Feb 15 07:32:01 CST 2008
On Fri, Feb 15, 2008 at 02:57:08AM -0500, Roy J. Tellason wrote:
> > Depending on which model of CBM you have, there's a no-adapter
> > solution...
> Hmm. I wasn't thinking PET as much as C64, when I wrote that. The ROMs in
> that one were all 24-pin parts, a 4K character rom and the BASIC and Kernal
> being 8K, which would need a 2764.
Ah... yes. That's entirely different.
> I can see how you'd stack a couple of sockets to connect the pins you wanted
> to connect, but am a little less clear about the other ones. Like if you
> wanted to interrupt a signal going through -- just bend it out? Maybe I need
> to look at the pinouts of those parts...
You poke out the pin in the middle socket, then you have the room to solder
to the upper socket pin and run a wire to the relevant lower socket pin.
I built a 2764->2732 adapter that does some fiddly stuff with the two or
three pins at the top of each of the sockets (Vpp, Vcc - those sorts of
Ethan Dicks, A-333-S Current South Pole Weather at 15-Feb-2008 at 13:20 Z
South Pole Station
PSC 468 Box 400 Temp -29.4 F (-34.1 C) Windchill -54.9 F (-48.3 C)
APO AP 96598 Wind 10.9 kts Grid 33 Barometer 682.1 mb (10549 ft)
Ethan.Dicks at usap.gov http://penguincentral.com/penguincentral.html
More information about the cctalk