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A Doom engine in about 2000 lines of C
Score: 106.72 %,
Type: Forum topic , Comments: 31 comments
Z=0:D=150+I
50 IF D<>0 THEN U=(I+Z)*140/D
60 LINE (U,U)-(255-U,U)
70 Z=-200:D=D+Z
80 IF D<>0 THEN ... on a Z80. I have a ways to go! :D The screen update alone is only part of the performance cost, the scanline ...
A creation of pset() and paint() functions with subROM
Score: 401.86 %,
Type: Forum topic , Comments: 5 comments
or only CPU registers.
Nobody can answer my questions ?
Did you read up on Z80 assembly? HL is a combination of 2 8- Did you read up on Z80 assembly? HL is a combination of 2 8-bit Z80 registers ...
A couple of new demos from PayBack'15
Score: 115.55 %,
Type: Forum topic , Comments: 11 comments
else.. the different cpu speed (timing!) causes it on normal z80 to look odd.
BTW the PCM sound could ... is part of the problem
Actually, the demo forces the Actually, the demo forces the Z80 mode ... mode. For the second part, both Z80 and R800 modes give a good result, but only on turboR. PCM seems ...
A blast from the MSX past
Score: 82.32 %,
Type: Forum topic , Comments: 43 comments
or they show to late to gain the ES interest?
Oh, I forgot the last one:
5) Do you still remember Z80 ... or they show to late to gain the ES interest?
Oh, I forgot the last one:
5) Do you still remember Z80 ... As you say, I imagine it was too late.
5) Yes, of course I remember Z80 - I've programmed ...
A "smart" disassembler
Score: 118.47 %,
Type: Forum topic , Comments: 3 comments
You know, when disassembling a Z80 binary, you'll often get nonsense like this:
LBFF9: CP 00h
RET NZ
RRA
JP NZ,LC000
LC000: LD DE,0C136h
When in fact that should be:
DB 0FEh
DW 0C000h
DW 0C21Fh ...
_XDATA area in pt3replayer
Score: 150.48 %,
Type: Forum topic , Comments: 0 comments
Hi all,
I am working on a new cooler, better, and faster linker to build Megaroms written in C, and I am trying to add fusion-C support for it. I got surprised by the pt3replayer module, which defines an area as _XDATA.
This is an area that SDCC should not generate for Z80, as far as I ...
[Z88DK] Official thread:
Score: 133 %,
Type: Forum topic , Comments: 4 comments
<stdio.h>
#include <arch/msx/asm.h>
#define BEEP 0x00C0
Z80_registers *regs;
register_usage ... this would make more sense:
Z80_registers regs;
// ....
BiosCall(BEEP, ®s, usage);
(and ... <arch/msx/asm.h>
#define BEEP 0x00C0
Z80_registers regs;
register_usage usage;
int main()
{
usage = ...
[WTS] Various circuit boards
Score: 139.48 %,
Type: Forum topic , Comments: 5 comments
for EEPROM programmer - 4 Euro (I can supply the slot)
12. Z80 CPU relocation board for modding Yamaha ...
[WTS] Panasonic FS-A1WSX MSX2+
Score: 133.93 %,
Type: Forum topic , Comments: 2 comments
WTS: Japanese Panasonic FS-A1WX MSX2+ computer. The FS-A1WSX MSX2+ (100V) has the new Yamaha V9958 video chip and MSX-MUSIC synthesizer. It also features Ren-Sha Turbo. The Z80A CPU can be switched from 3.57 MHz to 5.37 MHz. Also interesting: as far as I know this is the only MSX2 + with S-VIDEO ...
[WTB] Konami SCC cartridge, any condition
Score: 150.05 %,
Type: Forum topic , Comments: 4 comments
https://www.heinpragt.com/english/software_development/z80_a...
Thanks
Sean
Info about SCC specifications Info about SCC specifications are known ...
