51 lines
1.7 KiB
C#
51 lines
1.7 KiB
C#
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namespace VirtualNes.Core
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{
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public class NesConfig
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{
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public float BaseClock; // NTSC:21477270.0 PAL:21281364.0
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public float CpuClock; // NTSC: 1789772.5 PAL: 1773447.0
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public int TotalScanlines; // NTSC: 262 PAL: 312
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public int ScanlineCycles; // NTSC:1364 PAL:1362
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public int HDrawCycles; // NTSC:1024 PAL:1024
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public int HBlankCycles; // NTSC: 340 PAL: 338
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public int ScanlineEndCycles; // NTSC: 4 PAL: 2
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public int FrameCycles; // NTSC:29829.52 PAL:35468.94
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public int FrameIrqCycles; // NTSC:29829.52 PAL:35468.94
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public int FrameRate; // NTSC:60(59.94) PAL:50
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public float FramePeriod; // NTSC:16.683 PAL:20.0
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public static NesConfig NESCONFIG_NTSC = new NesConfig
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{
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BaseClock = 21477270.0f,
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CpuClock = 1789772.5f,
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TotalScanlines = 262,
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ScanlineCycles = 1364,
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HDrawCycles = 1024,
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HBlankCycles = 340,
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ScanlineEndCycles = 4,
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FrameCycles = 1364 * 262,
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FrameIrqCycles = 29830,
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FrameRate = 60,
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FramePeriod = 1000.0f / 60.0f
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};
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public static NesConfig NESCONFIG_PAL = new NesConfig
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{
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BaseClock = 26601714.0f,
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CpuClock = 1662607.125f,
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TotalScanlines = 312,
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ScanlineCycles = 1278,
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HDrawCycles = 960,
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HBlankCycles = 318,
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ScanlineEndCycles = 2,
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FrameCycles = 1278 * 312,
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FrameIrqCycles = 33252,
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FrameRate = 50,
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FramePeriod = 1000.0f / 50.0f
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};
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}
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}
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