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vdpmusic by hap turns your VDP into a sound chip
Score: 96.38 %,
Type: News post , Comments: 4 comments
We've just added vdpmusic by MSX developer hap to our MSX downloads section . The demo is a proof of concept, that generates music on an old CRT screen by alternating bright and black backgrounds. Should you not have a CRT screen in your vicinity, you can also have a listen ...
VDPENC
Score: 100.33 %,
Type: Forum topic , Comments: 122 comments
than just black, g Yeah, you need something wtih more colors than just black, grey and red ... black (not used)
{0x00,0x00,0x00}, // 1 Black
{0x12,0xFF,0x00}, // 2 Green
{0x76,0xFF,0x6F}, // 3 ... approximated 50Hz PAL values
{{0x00,0x00,0x00}, // 0 Transparent - black (not used)
{0x00,0x00,0x00}, // 1 ...
VDP... and some really deep stuff. :)
Score: 114.32 %,
Type: Forum topic , Comments: 13 comments
this black magic really works.
So... Lets take a bit closer look of this 8bit multiply proram. ... the example is written on SCREEN 8 with 8bits/pixel, this program is actually doing 2048 multiplications ... the problem "rotate 90" as it reminds me very much of a problem to rotate SCREEN 2 bitmap by 90°) ...
VDP vram size and SPEED on register 8
Score: 70.33 %,
Type: Forum topic , Comments: 12 comments
and you'll only end up with a black screen...
3 means 64kbit , high speed. Maybe the msx vram chips ... screen5
20 t1=time
30 line(0,0)-(255,212),2,bf
40 t2=time
50 screen0:print t2-t1
Result:19
Then I ... obviously changes VRAM addressing (try it in screen 8) but setting bit 2 doesn't seem to have an effect ...
VDP speed curiousity
Score: 129.11 %,
Type: Forum topic , Comments: 111 comments
the red will show up in a strong tone when the WAIT is enabled, while it's mixed with blue (or black ...
OneChipMSX with HRA's emsx_top_20080502_003 firmware, at 10MHz
The black zones are fully The black zones are fully black. So this one no more is like the old issue when the test took more ...
VDP Specific MSX2+ Registers
Score: 100.2 %,
Type: wiki , Comments: 0 comments
When 1 these dots are black by default. The color can be changed by defining the palette. TP also ... are used with M1-2 bits of register 1 to define the VDP screen mode. (See here for detail)
EV ... V9958.
BL disables the screen display when reset. VDP commands work a bit faster as well. Screen display ...
vdp registers
Score: 85.99 %,
Type: Forum topic , Comments: 13 comments
the color 0 is black when this bit is 0 because no signal.
aoineko wrote:
R#8 – b#7 (MS) ... the color 0 is black when this bit is 0 because no signal.
Black or dropback color?
Sorry, I still ... still not clear for me, but I'll leave that aside for now. ^^
aoineko wrote:
Black ...
VDP rd/wr timing
Score: 131.85 %,
Type: Forum topic , Comments: 15 comments
I have a Sony F700 with a video problem. I have a problem with my Sony F700D. He occasionally ... on screen 1?
I ask because the MSX2 VDP is rougly two times faster than the TMS VDP in all screen modes except for the Screen 0 (40/80 column text mode) where it does require more wait than the old TMS. ...
VDP Mode Registers
Score: 106.36 %,
Type: wiki , Comments: 0 comments
When 1 these dots are black by default. The color can be changed by defining the palette. TP also ... are used with M1-2 bits of register 1 to define the VDP screen mode. (See here for detail)
EV ... V9958.
BL disables the screen display when reset. VDP commands work a bit faster as well. Screen display ...
vdp Mixed mode programming
Score: 105.9 %,
Type: Forum topic , Comments: 39 comments
and trying to get darker shades by mixing every second frame with black doesn't work that well on bigger ... white and black, the result are 6 colors.
All the graphics look like a msx2... on msx1. ...
screen1 -> 2048 bytes of granularity
screen2 -> 8192 bytes of granularity
mixed mode ? -> ? ...
