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212px ?
Score: 142.55 %,
Type: Forum topic , Comments: 3 comments
in # FFE8. If bit 7 is at 1 we have 212 vertical points, and if it is at 0 it will be 192 vertical ...
After the war fps
Score: 146.25 %,
Type: Forum topic , Comments: 0 comments
Hi
Looking at after the war in both zx and msx version I didn't notice an appreciable difference in speed
This make me think that the real cause in slow down when porting zx to msx games in not as a lot of people say the vdp port bottleneck ...
auf wiedersehen monty only psg?
Score: 148.54 %,
Type: Forum topic , Comments: 8 comments
Recently I ve heard this song in msx psg. I must admit that is awesome!
And even others ports with different sound hw are equally awesome!
I am wondering if there is some OPx version taking advantage on fm synth like msx music or so.
Anyone know ...
Bios int handling
Score: 146.34 %,
Type: Forum topic , Comments: 15 comments
that there is a chance that the built in vdp could be lost because of the stupid autoreset feature of status reg 0
Do ... INT routine calls the Hook H.KEYI (0FD9AH) then reads the current status VDP register (must be 0 when an interruption occurs) and calls H.TIMI (0FD9FH) if the bit 7 is set.
https://www.msx.org/wiki/System_hooks ...
BLOAD " " ,S
Score: 143.03 %,
Type: Forum topic , Comments: 3 comments
Just a quick question.
BLOAD load a binary file into memory. can load from tape, disk, or other devices.
however when working with disks it also have a ",S" options to load into vram.
this is not available on cas for example.
the ...
Fastest way to test
Score: 146.52 %,
Type: Forum topic , Comments: 6 comments
Hi, what is the fastest way to test if after a logical bitwise operator the accumulator contains 255?
Like this
Ld a, 127
Or 128
Instead of cp 255 then jp or Jr what I could do?
inc a and jr z,... inc a and jr z,...
...
Fusion_C and HTIMI
Score: 149.4 %,
Type: Forum topic , Comments: 43 comments
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; 2006/11/25 t.hara ;;
;; 2019/09/02 Pasi Kettunen ;; ...
#include "fusion-c/header/msx_fusion.h"
// io ports for vdp
__sfr __at (0x98) VDP_port1;
__sfr __at (0x99) VDP_port2;
volatile char vdp_status;
volatile int sync_flag;
volatile int cpt;
void ...
GhostBusters!
Score: 143.65 %,
Type: Forum topic , Comments: 8 comments
name = name.ToUpper();
byte code = 0;
var mon1 = uint.Parse((money / 10000).ToString(), ...
for (uint checksum; code-- > 0; com = checksum)
{
checksum = ((com << 1) + ...
return Convert.ToString(codeValue, 8).PadLeft(8, '0');
}
} Thanks for your post ...
help with SDCC and msx dos target
Score: 146.34 %,
Type: Forum topic , Comments: 17 comments
hi, all. time ago i've found this http://msx.atlantes.org/index_en ... a MSX-DOS library for SDCC.
https://www.msx.org/news/development/en/fusion-c-is-available
Free ...
https://github.com/mvac7?tab=repositories
http://msx.avelinoherrera.com http://msx.avelinoherrera.com/index_en ...
How much z80 and how much 8080 ?
Score: 146.8 %,
Type: Forum topic , Comments: 2 comments
Hi all. To those have put more in contact with BIOS and MSX-BASIC in MSX's ROMs how much old 8080 code is here?
had M$ Guys took the idea of using z80 instructions to take advantage of z80? What about CP/M?
I think this explains I ...
