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Re: Board/Chip ID
- Subject: Re: Board/Chip ID
- From: Ziggy <Ziggy@faked-address.com>
- Date: Tue, 19 Jul 2005 00:41:45 GMT
- Newsgroups: comp.sys.apple2
- Organization: The Centre
- References: <uAxCe.182768$xm3.16688@attbi_s21> <esDCe.136934$tt5.28558@edtnps90>
- User-agent: KNode/0.9.0
- Xref: g2news1.google.com comp.sys.apple2:4476
Wayne Stewart wrote:
> Ziggy wrote:
>> Ok, need help with a couple of expansion boards...
>>
>> One says its a 'videx 44439' but its missing a chip.. no idea what chip i
>> need to shove in there.. its the chip right above the main chip, just
>> left of one of the character set EPROMS ( says standard 7x9 ). I assume
>> its a 80Col video.. But with out the missing chip I'm afraid to try it.
>
> Sounds like the Videx 80 column card. The card has room for three EPROMs
> which contain character sets. Most cards didn't have all three EPROMs
> but you could order them from Videx or if you had an EPROM burner you
> could design your own character set. You can download a PDF of the
> manual at http://www3.telus.net/waynes/videx_videoterm.pdf
>
>> The other board is intact, i just have no idea what it is.. Its full
>> size, and has a tag that says 'sequential systems, C1991, rev QPII-09BG
>> '.
>>
>> I can post images of both...
>
> Sequential Systems made a number of cards, a pic would help
>
> Wayne
Cool, that would explain the missing chip.. its really not 'missing', but
was optional... tks!