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Difference between revisions of "Sega Mega Drive/Board Revisions"

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(→‎VA2: USA, High Definition Graphics: Chip descriptions.)
 
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=Model 1=
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#redirect [[sega:Sega Mega Drive/Board Revisions]]
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==VA2: USA, High Definition Graphics==
 
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[[Image:MD1_IC_BD_M5_USA_VA2.jpg|320px]]
 
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[*]M68K CPU: Signetics SCN68000C8N64
 
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[*]M68K memory: 2x TC51832SPL-12 (32Kx8 PSRAM, 120 ns)
 
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[*]Z80 CPU: Zilog Z8040004PSC
 
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[*]Z80 memory: NEC D4168C-15 (8Kx8 XRAM, 150 ns)
 
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[*]I/O chips: Sega 315-5308, Sega 315-5309, Sega 315-5345 (DIP-16)
 
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[*]VDP: Sega 315-5313 (YM-7101)
 
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[*]Video RAM: 2x [NUMBER PLEASE] (32x8 DRAM)
 
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[*]Headphone amp: Sony CXA1034
 
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[*]Video encoder: Sony CXA1145
 
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[*]FM synthesizer: Yamaha YM2612
 
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==VA6: USA, High Definition Graphics==
 
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[[Image:MD1_IC_BD_M5_USA_VA6.jpg|320px]]
 

Latest revision as of 12:09, 1 April 2010

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