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screen "2.5" mode
Score: 125.66 %,
Type: Forum topic , Comments: 20 comments
with 16kB of VRAM and V9938... In that case you can get your self a 128x128 screen... Although ... became available. Many other chips of that era also took advantage of this, including the V9938, Y8950 ... they didn't put the smooth scrolling directly in the V9938, though!
sd_snatcher wrote:
AFAIK, ...
VG8235 and V9958 trouble
Score: 127.29 %,
Type: Forum topic , Comments: 14 comments
everything works fine if I put back the V9938
I think the upgrade is not complete, I read something ...
Stack overflow while using H.KEYI hook
Score: 122.06 %,
Type: Forum topic , Comments: 34 comments
is specific for the internal V9938 VDP vertical blanking interrupt and called only then.
tvalenca ... is called on every interrupt.
H.TIMI is specific for the internal V9938 VDP vertical blanking ... If you enable them, any non-V9990 interrupt (e.g. the V9938’s) will retrigger immediately after ...
Screen 2 using only one pattern table
Score: 125.66 %,
Type: Forum topic , Comments: 9 comments
V9938/58 VDP properly support this mode fully though. So you can use it on MSX2 and up. But then, might ... on MSX1 machines.
The Yamaha V9938/58 VDP properly support this mode fully though. So you can use ...
Help getting a homebrew v9958 to work
Score: 125.55 %,
Type: Forum topic , Comments: 16 comments
them to my 20x2 character lcd screen and the results make sense according to the v9938 programmers ... 0x3FFF;
if (vramPointer == 0 && displayMode.isV9938Mode()) {
// In MSX2 video modes, ... this mode introduced by the V9938?
* @return True iff the base of this mode only is available on V9938 ...
openMSX bugs
Score: 119.77 %,
Type: Forum topic , Comments: 143 comments
There is something badly There is something badly emulated in v9938/v9958 that makes Rockn' ...
Textured raycasting TMS9918A
Score: 125.1 %,
Type: Forum topic , Comments: 46 comments
if a z80 at 6MHz or a R800 (with a VPD v9938 or up) could boost the algorithm.
I would be curious about I would be curious about using v9938/58 in screen 4 with 4x1 pixels, maybe even using VDP ...
Msx1 race engine
Score: 134.15 %,
Type: Forum topic , Comments: 35 comments
address for the transfer of the next chunk.
On V9938 you do not need this, because it has a separate ...
Oh wow, I didn't know this!
I assumed that as the V9938 is backwards compatible, ... when accessing the SAT). However because it is not upwards compatible with the V9938 (and possibly ...
Music tempo restrictions
Score: 133.24 %,
Type: Forum topic , Comments: 2 comments
interrupts at a wide range of frequencies.
Or use the MSX2 V9938’s horizontal line interrupt to create ...
VDP v9938 sprites & memory bandwidth
Score: 1393.61 %,
Type: Forum topic , Comments: 0 comments
I'm wondering what could have been with the same number of data access of v9938 but applied ...
