AJ Kelly

Results 17 issues of AJ Kelly

[This has been discussed before](https://forums.nesdev.com/viewtopic.php?f=10&t=11973), but it's being brought up again because @morskoyzmey has proposed a solution... - [nesdev forums thread](http://forums.nesdev.com/viewtopic.php?f=2&t=17910) - [relevant diff](https://github.com/morskoyzmey/asm6/compare/ed63c803e3302c0858af807f4b8dc5b37382dab4...be0e053dea2f72a68fcfb02a2a7769bc9c5467ad?diff=unified) I'm not sure if this is...

enhancement

Recently, tokumaru made [a post](http://forums.nesdev.com/viewtopic.php?f=2&t=17852&view=unread#p227152) about a 6502 assembler he's developing, which would be similar to asm6 but with some slight changes. One such change is "a directive to print...

enhancement

[asm6n](https://github.com/nicklausw/asm6n) has support for a few directives that mimic ones found in NESASM: - `inesprg`: Number of 16K PRG-ROM banks - `ineschr`: Number of 8K CHR-ROM banks (or 0 for...

enhancement

short version: https://wiki.neogeodev.org/index.php?title=ADPCM_codecs&curid=785&diff=6478&oldid=4023 slightly longer version: The ADPCM-A accumulator wraps on YM2610 hardware. This program needs to be updated to take this into account.

bug

I've only just now realized that vasm and vlink can't be used for commercial purposes (outside of Amiga 68K), making them hard to recommend to anyone who wants to do...

Project/Meta

The Sound Driver is a combination of multiple components: - [X] Required hardware calls/routines (`$01` = slot switch, `$03` = soft reset, writing `1` to port `0xC0`, etc.) - [...

Sound

_Part of the Sound Driver master todo list (#2)_ This issue is actually two-in one, since they're somewhat related. Z80 banking is used on cart systems to access more than...

Sound

_Part of the Sound Driver master todo list (#2)_ The system command list includes tempo changes, fade in/out, stop playback, and more. The commands themselves are between `$00-$1F`, with a...

Sound

_Part of the Sound Driver master todo list (#2)_ The real core of the sound driver is being able to play back sound effects and music. This is the part...

Sound

_Part of the Sound Driver master todo list (#2)_ CD-DA playback involves playing a music track off of the CD. References: - [CDDA article on Neo-Geo dev wiki](https://wiki.neogeodev.org/index.php?title=CDDA)

Sound
CD systems