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After-thoughts, (nw)

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This commit is contained in:
Angelo Salese 2014-11-24 02:11:33 +01:00
parent 7b747b9e7a
commit 67cbf2f018
2 changed files with 3 additions and 2 deletions
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3
src/mame/drivers/dec0.c
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@ -1256,7 +1256,8 @@ WRITE_LINE_MEMBER(dec0_state::sound_irq2)
/******************************************************************************/
/* TODO: These are raw guesses, only to get ~57,41 Hz */
/* This is guesswork, in order to get ~57,41 Hz.
* If real Pixel Clock isn't 5 MHz then htotal/vtotal is different too ... */
#define DEC0_PIXEL_CLOCK XTAL_20MHz/4
#define DEC0_HTOTAL 320
#define DEC0_HBEND 0

2
src/mame/drivers/taitojc.c
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@ -436,7 +436,7 @@ static const int dendego_pressure_table[0x100] =
// VSync - 55.6795Hz
// HSync - 24.639kHz / 24.690kHz (may be inaccurate)
// TODO: interlacing (hence the different HSync values)
// TODO: why different HSyncs? 24 kHz assumes medium res monitor, so it can't be interlacing.
#define HTOTAL (812)
#define HBEND (0)
#define HBSTART (512)