Search found 4 matches

by watcher
Wed Jun 03, 2015 12:56 pm
Forum: NES Hardware and Flash Equipment
Topic: [POC] Expand MMC3s Addressbus to allow 1MB PRG on real HW
Replies: 15
Views: 9079

Re: [POC] Expand MMC3s Addressbus to allow 1MB PRG on real H

For that much money you could probably buy a pair of CPLDs that implements the whole MMC3, or perhaps enough of a subset of the MMC5 to run the Mega Man hack. I guess this is true, i recently looked for 5V tolerant CPLDs and saw some from atmel which cost about 1,50€ a piece. I will probably go for...
by watcher
Wed Jun 03, 2015 8:59 am
Forum: NES Hardware and Flash Equipment
Topic: [POC] Expand MMC3s Addressbus to allow 1MB PRG on real HW
Replies: 15
Views: 9079

[POC] Expand MMC3s Addressbus to allow 1MB PRG on real HW

First off: Hello nesdev community! I have used the wiki and read many posts here which greatly helped understandindg the way an NES/Famicom works. Now I want to give something back, whether it be useful or not. This is a Proof of Concept on expanding the MMC3s Addressbus by one Bit, so it can addres...
by watcher
Wed Apr 29, 2015 11:05 am
Forum: Reproduction
Topic: How to make a NES repro for dummies :)
Replies: 8
Views: 6479

Re: How to make a NES repro for dummies :)

you already supplied the link with information yourself, look on nescartdb, under PCB Class, you need to look at the part after "HVC-"/"NES-", this is the essential information you need. order the properly configured board from INL, maybe with cart shell, and the kazoo, and there...
by watcher
Wed Apr 29, 2015 10:09 am
Forum: Reproduction
Topic: How to make a NES repro for dummies :)
Replies: 8
Views: 6479

Re: Need some help on how to make a NES repro

i suggest you stick to this page, its got a nice tutorial for basic and advanced repros: http://callanbrown.com/index.php/basic-nes-reproduction the programmer seems to be good, but i havent personally used it. the ROMs of donors are not eraseable (thus the name ROM). a donor has to at least use the...