Search found 7 matches

by Edgyr45
Fri Jun 24, 2011 1:29 pm
Forum: Newbie Help Center
Topic: Memory mirroring?
Replies: 8
Views: 7459

Because not all address lines are decoded What is an address line? 0x0700 is an address 0x0000-0x0700 is a range of addresses I'm really trying to understand this here (you can laugh at me all you want :)) I'll take 0x0700 which is in the 0x0000-0x07FF range that get repeated 3 times in RAM. If I w...
by Edgyr45
Fri Jun 24, 2011 12:10 pm
Forum: NESdev
Topic: NES RAM
Replies: 7
Views: 2782

NES RAM

There is something I don't get about RAM in the NES... Why is the addresses from 0x0000 to 0x07FF mirrored three times ?
by Edgyr45
Thu Jun 23, 2011 7:10 am
Forum: NESdev
Topic: NESASM to Cartridge
Replies: 12
Views: 3666

Keep in mind that no emulator is perfect, so even if your program works in an emulator there are no guarantees it will work on a real NES until you test it. To increase your chances you should try your program in a few of the most accurate emulators and make sure it works consistently. Hey tokumaru...
by Edgyr45
Mon Jun 20, 2011 7:37 am
Forum: NESdev
Topic: NESASM to Cartridge
Replies: 12
Views: 3666

Yes I have the original thing. But thanks, that's good to know. Can't wait to try it!!
by Edgyr45
Sun Jun 19, 2011 5:56 pm
Forum: NESdev
Topic: NESASM to Cartridge
Replies: 12
Views: 3666

Thanks! That was a very detailed explanation!

Source is included, if you'd want to change anything or add anything, feel free.
Wow thanks! I'll have a look into this
by Edgyr45
Sun Jun 19, 2011 2:24 pm
Forum: NESdev
Topic: NESASM to Cartridge
Replies: 12
Views: 3666

Sorry, has you probably noticed, I'm not a native english speaker... I know NESASM is not used to burn things... what I realy wanted to know is if the output file (the .nes file) is understandable by a real nintendo if I use a programmer to write it an a cartridge. I've ordered the PowerPak kit. I'l...
by Edgyr45
Sun Jun 19, 2011 12:13 pm
Forum: NESdev
Topic: NESASM to Cartridge
Replies: 12
Views: 3666

NESASM to Cartridge

I'm new to nes programming and I got this crazy Idea to do one of the game we developped at work on an old NES cartridge. My question is, can NESASM be use to "burn" the game on a real cartridge or is it use only for .nes ROM files? My guess is I need a "real" 6502 assembler...