Subject: Re: [stella] Super Pong schematics? From: "Roger Williams" <mer02@xxxxxxxxxxxxx> Date: Wed, 22 May 2002 18:31:51 -0700 |
----- Original Message ----- From: Adam Thornton <adam@xxxxxxx> To: <stella@xxxxxxxxxxx> Sent: Wednesday, May 22, 2002 10:26 AM Subject: Re: [stella] Super Pong schematics? > On Wed, May 22, 2002 at 12:10:55PM -0500, Adam Thornton wrote: > > Mine's battery case was entirely eaten away, but if I supply 6V to it > > externally, it plays fine. However, the score stays zero to zero. My > > guess is that everything inside (I haven't opened it up yet--lots of > > corrosion on the screws, and I'm a little scared to) is TTL anyway, and > > the score is probably just an 8-bit counter with 4 bits for each > > player. Which means I can probably just replace it. My understanding was that Pong was pretty much reduced to a single chip at some point. If it's a little handheld thing it's probably not repairable. If it's one of the big early units then maybe it's TTL, but I think all the motion controls were analog. > And, uh, what kind of bit is that Mercedes-symbol-looking screw anyway?? Probably "Torx." --Roger Williams ---------------------------------------------------------------------------------------------- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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