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I remember wearing headphones experimenting with the square waves, not really sure of what I was doing or how certain things would effect the sound... Yeah, not a good idea! I ended up with some obnoxious tones in my ear that actually made me feel weird to listen to. After a while, I concluded ther...

Everyone knows about the issue of dirty connectors causing corrupt graphics/games that doesn't start etc. Could this behaviour be "emulated" just for fun? :-) What's the technical reason for graphics becoming corrupt? Does a dirty connector "scrambles" the data to become somethi...

You guessed correctly that it has something to do with two's complement. When you subtract n on a 6502, you actually add 255- n . To make the subtraction work as expected, you need to set the carry so that you add 255- n +1 = 256- n = - n (mod 256). Okey! That's perfect. Thanks everyone! Did you ge...

Okay guys I got the paddle reading done, progress is going good. Thanks so much. Incase anyone else needs it, heres the code. ReadPaddle: LDA #$01 STA $4016 LDA #$00 STA $4016 LDA $4016 AND #$10 ROL A ROL A ROL A ROL A ROL PaddleButtons LDA $4016 AND #$10 ROL A ROL A ROL A ROL A ROL PaddleButtons L...

Please help me! is it safe to buy at DASCHEAP.com ? -------------------------------------------------------------------------------- Please help me! is it safe to buy at DASCHEAP.com i want to buy some retro snes console did someone has bought anything from there and receive it. they dont accept pa...

I want to buy my FC 16 GO at www.DASCHEAP.com to play with my snes powerpak. did someone has bought anything from there and receive it. they dont accept paypal, i have to pay with my credit card and give all my personal information. thanks for answer. or how can i be sure this web site online shop ...