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NES/Hardware information: Difference between revisions
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The Nintendo Entertainment System (NES for short) consists of: | The [[Nintendo Entertainment System]] (NES for short) consists of: | ||
* 2A03 Central Processing Unit | * 2A03 Central Processing Unit | ||
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** Maximum of 8 sprites per scanline | ** Maximum of 8 sprites per scanline | ||
** 8x8 or 8x16 sprite size | ** 8x8 or 8x16 sprite size | ||
** Two picture scrolls, Horizontal and | ** Two picture scrolls, Horizontal and Vertical | ||
* Game Pak | * Game Pak | ||
** Min/Max attested cart size: 192 Kbit - 4 Mbit | ** Min/Max attested cart size: 192 Kbit - 4 Mbit | ||
Line 25: | Line 25: | ||
== See Also == | == See Also == | ||
*[[6502 | * [[6502 opcodes]] | ||
*More NES hardware information can be found | * More NES hardware information can be found [http://nesdevwiki.ath.cx/index.php/Main_Page here]. | ||
[[Category:Nintendo Entertainment System]] | |||
[[Category:Nintendo Entertainment System |
Revision as of 00:29, 31 August 2011
The Nintendo Entertainment System (NES for short) consists of:
- 2A03 Central Processing Unit
- A 6502 8-bit (using a custom MOS Technology 6502 class) Processor running at 1.789Mhz
- On-die PSG sound supporting 5 channels:
- 2 pulse wave
- 1 triangle wave
- 1 noise
- 1 DPCM
- 16 Kbit (2kb) of RAM
- 2C02 Picture Processing Unit
- 16 Kbit (2kb) of VRAM
- Screen Resolution of 256x240
- 52 Colors Available (four levels of gray, and four levels of each of 12 hues)
- 8 color emphasis modes
- Up to 25 colors on screen through normal means, though with special tricks, several hundred colors can be on screen
- Maximum of 64 sprites
- Maximum of 8 sprites per scanline
- 8x8 or 8x16 sprite size
- Two picture scrolls, Horizontal and Vertical
- Game Pak
- Min/Max attested cart size: 192 Kbit - 4 Mbit
- More than 320 Kbit requires bankswitching hardware
- Some games contain extra RAM for the CPU and/or PPU
See Also
- 6502 opcodes
- More NES hardware information can be found here.