On Thu, 22 Jul 1999 18:18:13 -0300 (EST), Ricardo Bittencourt Vidigal Leitao wrote:
>> >Another interisting question: why SCREEN 9 does not exist?
>> I think Ademir Carchano and Ricardo Bittencourt knows the answer.
> SCREEN 9 was used only on a korean machine, to implement the
>hangul character set. This machine used the V9948 chipset, from which
>Ademir Carchano has the complete databook. In the Jau' meeting I'll get it
>and perhaps (only perhaps) I'll add screen9 emulation into brmsx.
> BTW, I scanned the entire YM2413 application manual. It's about
>2Mb. Does anyone have space to host this? I can also scan the V9918/28/29,
>Y8950 and AY-3-8912 if someone host the files...
I have almost 20Mb on Geocities accounts. I can put it on Fudeba's HomePage,
if you like it. Just send it to me and I'll put it on line.
> BTW again, why V9938 doesn't have the register 24? Did they think
>it was a gay thing to add this register?
Maybe it was used later, on V9948. When Ademir talk about 9948 he said that
9938 and 9948 was developed together... and if one is compatible with the other,
9938 cannot use 9948 registers for anything else.
[]'s Daniel Caetano
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