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YOUR INPUT NEEDED - Nortel Meridian 1 Systems
I have come across 3 Nortel Meridian 1 systems and I need your help reviewing if these can be beneficial for Famicom Network System development or any other specific purpose. These are going to be...
View ArticlePC Engine scanline IRQ
I've been wondering if anyone knows whether the scanline counter - also called RCR for Raster Counter Register - is usable outside of the active picture. My goal is to see if an interrupt on every...
View ArticleThoughts on Expressing Dynamic Indices?
I'm wondering if anyone has any advice on effectively defining indices that map into multiple tables.As an example, Vs Super Mario Bros. stores several bits of PPU description data in the second CHR...
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Help with code from RAM
Hi!Is the first time I write in this forum, but I've been reading for many years.I'm making a multirom cartridge with a menu. I understand how to do it, but I'm not able to create the correct function...
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The built-in card is faulty!
Hello everyone!The other day I received a machine that was faulty. Both CPU and PPU die.I also found a built-in card in it, which is also...
View ArticleFamicom World Boxing Japan to English Translation
Hello, does anyone know Japanese? If so, could someone make me a Japanese table for the World Boxing game on Famicom to make an English version or could someone make a version translated into English?...
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New RGB mod ?
There seems to be an alternative to NESRGB mod.I guess the dip switches are for PPU version selection.https://twitter.com/RgRDev/status/1828379395909918877Statistics: Posted by Zonomi — Tue Aug 27,...
View ArticleAudio upsampling in emulators
Hi.Does somebody of you guys know if it is possible to update snes9x or zsnes emulator with 16 to 24bit upsampling at 380khz???My main idea is that it make the audio better, especially if unwanted...
View ArticleBadnes 1.20
Hi all, after a lot of time, then added MMC5 (partial) support to Badnes i continue the work on.Here is the new website:...
View Article6502 Newbie / First Game Prototype
Hello NesDev community!Making an own full-fledged game for a retro console like the NES has always been one of my biggest dreams. I often tried to learn Assembly but then gave up quickly. It was when...
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Help with this sprite's coordinates
I'm a newbie at this kind of things and English isn't my first language, so pls be patient.I want to change the position of this sprite that appears on the title screen of Mother (it's a spinning...
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Extracting Dance game from Education Computer 2000 48in1 multirom
Hi everyone!I've been interested in the NES for a long time now. As a kid, I used to play on the famous Polish Famiclone, the Pegasus IQ-502. Unfortunately, that console probably burned out, and I...
View ArticleAftermarket SNES Cartridge Expansion Hardware
I've been looking at that Doom SNES (Super FX 3 ver.) thread, and though that was a remaster of a historical port that originally used the real Super FX 2 of its time, it still made me wonder about...
View Articleemulation speed
Hello everyone,As many before, I'm writting a NES emulator. That's a very cool adventure so far, and after many effort I have a working version. That's mainly because of all the valuable information I...
View ArticleGradius 2 with VRC6 music?
Hello guys, this is my first post here. I've recently found out someone called Yone2008 remixed the entire Gradius 2 soundtrack in the 2A03+VRC6 format, including the Famicom-only tracks, and it's...
View ArticleSNES addressing modes and bank limits
As this comes up every now and then I though I would just make a solid reference, maybe it should also go on the wiki?Code: (abs,x) = PBR|word(Address+x) ; wraps in Program bankabs,x = (DBR|Address)+x...
View ArticleCA65 macros: using parameter as prefix for labels?
This isn't really a question about the NES, rather CA65. Is there a way to use the parameter passed to a macro as a label prefix? For example, here is my CHR loading macro:Code: .MACRO LCHR chr, addr,...
View ArticleControllers and NMI
So i been digging through some Tutorial on using Controller NMI and i cannot seem to get it working with a sprite i created maybe im doing something wrong?My main.asmCode: .p816.smart.include...
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Trouble moving sprites
Hello, I havve just started tinkering with assembly to make a simple nes game and I'm already experiencing trouble. I have only made a code that will dispplay a sprite and move it with the left and...
View ArticleMp3 decoding
I've made an mp3 decoder in 80x86 asm code. That's just a first step towards making a similar decoder in MIPS asm for PSX consoles, and perhaps also ARM asm for GBA consoles. But before porting the...
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