NES:Hardware information

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The Nintendo Entertainment System (NES for short) consists of:

  • A 6502 8-bit (using a custom Motorola 6502 class) Processor running at ~1.8Mhz
  • 16 Kbit (2kb) of RAM
  • 16 Kbit (2kb) Vram
  • Screen Resolution of 256x224 for NTSC or 256x239 for PAL
  • 52 Colours Available
  • A maximum of 16, 24 or 25 colours on screen depending on the Screen mode used
  • Maximum of 64 sprites
  • Maximum of 8 sprites per scanline
  • 8x8 or 8x16 sprite size
  • Two picture scrolls, Horizontal and Verical
  • Min/Max cart size: 192 Kbit - 4 Mbit
  • PSG sound supporting 5 channels:
    • 2 square wave
    • 1 triangle wave
    • 1 noise
    • 1 PCM