> > > > MCFG_SCREEN_REFRESH_RATE( (XTAL_14MHz / 2) / (446 * 286) ) > > > > > > That's showing you how it's calculated: 7 MHz pixel clock divided by 446 > horizontal > > > pixels (including hblank) times 286 vertical scanlines (including vblank). > > > > ....I thought the 'lines drawn' are perpendicular to each axis. So, while the "446 > > horizontal pixels" makes sense, as how far across to draw; the '286' is how many > > horizontal lines are drawn. That is, on a graph, lines drawn on the X axis are > > *vertical*.... > > I don't quite get what you're saying here. Yes, the 286 is how many horizontal lines > ("scanlines" in TV technical parlance) are drawn. That's why the math is how it is.
Well, above, you said "286 vertical scanlines". And I'm saying this because it seems, even after all these years, that most people think that the first number = horizontal lines drawn.
Consider it high comedy....sincere tragedy....whatever...don't take it personally.
The Culture
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