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50/60Hz switch for MSX-DOS that checks VDP version?
Score: 149.69 %,
Type: Forum topic , Comments: 63 comments
with a V9938 capable of switching frequency.
We need a routine to detect We need a routine to detect ... of 16K and then write two bytes at 255, then read back address = 0, if we read a 0 then it's a V9938 ... it on several MSX1 with TMS9xx8 and TMS9xx9 chip, YM2220 and V9938 chips (as well as MSX2, 2+ and turbo R). The ...
The real V99x8 Pixel Aspect Ratio (PAR)
Score: 121.51 %,
Type: Forum topic , Comments: 26 comments
on the V9938 VRAM timings. Seem to be a great resource for this. But unfortunately they don't mention some ... info can be deduced from the article and the V9938 datasheet:
- The pixel clock is 10.738635MHz. ... wide (28+512+14)
If we suppose that the timings will be the same for NTSC or PAL, as the V9938 ...
Research an electric schematic of the mother board for msx vg-8020
Score: 455.26 %,
Type: Forum topic , Comments: 67 comments
is in the ck generator.
What do you think about this problem ?
the V9938 generate CPUCLCK on pin 8 -> resistor R39 47 ohms the V9938 generate CPUCLCK on pin 8 -> resistor R39 47 ohms -> O in pin ... to confirm the problem, and because exchanging a (non-socketed) V9938 isn't exactly an easy/foolproof ...
Bitmap multicolor mode of TMS
Score: 758.1 %,
Type: Forum topic , Comments: 17 comments
modes supported?
v9938 v9938
PingPong wrote:
Hi, from what
PingPong wrote: ... On a real Turbo-R (V9958) you also get the full white area.
it does appear that v9938 it does appear that v9938 does not emulate TMS undocumented modes.
thx for the feedback
my idea ...
I might actually finish this one
Score: 118.46 %,
Type: Forum topic , Comments: 85 comments
it as is for the v9938.
(spacemanbow is a good example of that, and it looks fine on v9938).
Otherwise indeed, ...
MSX BIOS listing
Score: 98.37 %,
Type: Forum topic , Comments: 21 comments
Paragraph 16 till 24 : SLOT, V9938 DRIVERS, ROMAJI, MSXINL, BITBLT, MSXCHR, MSX2GRP, MSXGRP and MSXRAM. ... INITIALIZE, JMPTBL, CASET, DEFINE and TT.
Paragraph 16 till 24 : SLOT, V9938 DRIVERS, ROMAJI, MSXINL, ...
Yamaha Portatone PSR-6300 Demonstration Disk
Score: 126.97 %,
Type: Forum topic , Comments: 14 comments
chip (V9938). So, it is meant to run on MSX machines with a V9938, but doesn't require more than ... of the V9938's palette options on the screen 2 mode! There's some awesome graphics on that disk.
The ...
RgbTohdmi
Score: 129.85 %,
Type: Forum topic , Comments: 10 comments
an MSX2 is closer to the TI99/4A, since the V9938 is a TMS9918 successor and has similar timings. So ...
New portable MSX / MSX2
Score: 141.72 %,
Type: Forum topic , Comments: 14 comments
of crazy impossible requests!
I think... indispensable.. a real Z80 and a real V9938 (if you stick ... V9938 (if you stick to MSX2 as max.) and a real PSG (OPLL/SCC would be a
better should ...
the necessary components the necessary components are:
Z80
V9938 / V9958
64K RAM - 128K VRAM (Is 64K ...
WebMSX and SVI-738 X'press -- correct Machine setting?
Score: 130.44 %,
Type: Forum topic , Comments: 19 comments
on a SVI-738 then? I know it has a V9938 and that it should be supported, but I don't know if it's ... it has a V9938 and that it should be supported, but I don't know if it's actually supported ...
