Re: Black Knight Speech EPROM question....

2532's are as easy to find as 2732s from my experience, neither are
difficult or incredibly expensive.

If you need a couple, LMK, I'll send them.

--
http://www.myhomegameroom.com


"Steve C" <steve@xxxxxxxxxxxxxxxx> wrote in message
news:vfe1r19hgs6ejjbpdka0pb454uhkniaj1l@xxxxxxxxxx
>I see what you mean Clay. the thing that threw me off was the "Sound
> and Speech" heading for format type of ROMs. even though it was for
> Sound, I thought this was covered for both speech and sound due to the
> heading name.
>
> so if the 2732 is different than the 2532 (it is of course), surely
> there's a mod that can be made to put in 2732s since these seem to be
> easier to find. suggestions? perhaps this should be another section to
> your very nice guide. or at least a note regarding speech since it is
> related to the sound of a black knight.
>
> stevebo
>
>
>
> On 26 Dec 2005 19:21:47 -0800, cfh@xxxxxxxxxxx wrote:
>
>>You are confused.
>>That table is for the SOUND BOARD (as it clearly
>>says at the top of the table). It is *not* for the Speech
>>board (which for system7, regardless of the game
>>or jumpers on the sound board, will only use 2532
>>EPROMs) 2532 and 2732 EPROMs have different
>>pinouts and are not compatible.
>>
>>Steve C wrote:
>>> Wondering what the heck is going on with my speech EPROMs I'm trying
>>> to replace.
>>>
>>> Clay's manual on System 3 to System 7 games shows a chart of Speech
>>> and Sound ROMs with their associated game. looking at Black Knight, it
>>> shows the ROM to be a 2516/2716 for both Speech and Sound, but in the
>>> black knight ROM download link on his fix-it page, it has a note that
>>> shows the sound ROMs to be 2532, not 2516. Noticed that these same
>>> files coincide with the ROM images that can be downloaded off the IPD.
>>> the file extension for the Speech ROMs (4, 5, 6, 7 located on the
>>> small speech board) end with a 532 which implies they are 2532s.
>>>
>>> I have two ROMs bad (broken legs) which are numbers 5 and 7 found on
>>> the small speech board mounted next to the sound board. I tried
>>> loading the associated file in for burning a couple of 2732s
>>> (Speech5.532 and Speech7.532), but the speech ends up completely
>>> missing when plugging the ROMs in to a known working Black Knight
>>> speech board.
>>>
>>> I thought that maybe there was some kind of problem with the EPROMs so
>>> I removed the two masked ROM chips from a working game and compared
>>> their contents to the download files I have. according to the burner,
>>> they are identical. so that means the download files compare to the
>>> masked ROM chips in a working game.
>>>
>>> then I compared the 2732s to the associated files and they show to be
>>> the same too. so why no sound?
>>>
>>> I put the masked ROMs back in the speech board and they work fine. put
>>> the 2732s in and no sound. what the heck am I missing here?
>>>
>>> first of all, it looks like the 4, 5, 6, and 7 speech ROMs are 4KX8
>>> chips, not 2KX8 as listed in Clay's guide, so don't know if that's a
>>> misprint or the Black Knight game should be shown down with the
>>> Sinistar game listing for a speech and sound 2532 size ROM.
>>>
>>> In any case, why won't these 2732s work? they are burned the same as
>>> the 2532s and compare exactly to the speech files. is there a problem
>>> with mixing a couple of 2732s with two other 2532s? or is there
>>> (probably) something else I'm missing regarding using 2732s in place
>>> of 2532s?
>>>
>>> stevebo
>


.

Relevant Pages

  • Re: Black Knight Speech EPROM question....
    ... Sound, I thought this was covered for both speech and sound due to the ... >> shows the ROM to be a 2516/2716 for both Speech and Sound, ... >> small speech board) end with a 532 which implies they are 2532s. ...
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