MiSTer FPGA Forum

I've found youtube videos of Defender and Robotron. The sound is off on all(?) of them, pitch too high.

I've read somewhere else about opencores 6800/2 implementation being too fast. Is that the reason for bad sound?

And what about the 6809 implementation? is that accurate or not?

I just discovered this project today, and I'm excited because of what it might offer. Currently I use JROK Williams FPGA, and I also compile my own groovymame. I'm hoping that Mister will give me a configurable version of the JROK that also plays some other games like Asteroids and Missile Command (although it doesn't look like it is done). Would l...