Editing Sega Mega Drive/Genesis Hardware
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− | + | Sega Mega Drive Motherboard revisions | |
+ | ==Model 1== | ||
− | == | + | ===VA1=== |
+ | [[File:IC_BD_M5_VA1.jpg|thumb|150px]]Board label: IC BD M5 VA1 | ||
− | + | {| border="1" | |
− | + | |+Model 1 VA1 IC's | |
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || - | + | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || <center>-</center> |
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− | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8) Pseudo-SRAM, 12ns || - | + | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8) Pseudo-SRAM, 12ns || <center>-</center> |
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− | | IC4 || SEGA || 315-5308 || I/O chip || - | + | | IC4 || SEGA || 315-5308 || I/O chip || <center>-</center> |
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− | | IC5 || SEGA || 315-5309 || I/O chip || - | + | | IC5 || SEGA || 315-5309 || I/O chip || <center>-</center> |
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− | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || - | + | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | IC7 || NEC || D4168C-15-SG || 64K (8,192 x 8-BIT) NMOS XRAM || - | + | | IC7 || NEC || D4168C-15-SG || 64K (8,192 x 8-BIT) NMOS XRAM || style="text-align: center;"| - |
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− | | IC8 || SEGA ||315-5313 (Yamaha YM7101) || VDP || - | + | | IC8 || SEGA ||315-5313 (Yamaha YM7101) || VDP || <center>-</center> |
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− | | IC9/IC10 || ? || ? || Video 256K (64K x 4) DRAM || - | + | | IC9/IC10 || ? || ? || Video 256K (64K x 4) DRAM || <center>-</center> |
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− | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer || - | + | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer || <center>-</center> |
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− | | IC12 || Sony || CXA1034 || Headphone amp || - | + | | IC12 || Sony || CXA1034 || Headphone amp || <center>-</center> |
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− | | IC13 || ? || ? || ? || - | + | | IC13 || ? || ? || ? || <center>-</center> |
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− | | IC14 || ? || ? || ? || - | + | | IC14 || ? || ? || ? || <center>-</center> |
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− | | IC15 || ? || ? || ? || - | + | | IC15 || ? || ? || ? || <center>-</center> |
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− | | IC16 || Sega || 315-5339 (DIP16) || I/O chip || - | + | | IC16 || Sega || 315-5339 (DIP16) || I/O chip || <center>-</center> |
|} | |} | ||
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− | + | ===VA2 NTSC=== | |
− | + | [[File:IC_BD_M5_USA_VA2.jpg|thumb|150px|NTSC Model 1 VA2]] | |
+ | Board label: IC BD M5 USA VA2 | ||
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+ | {| border="1" | ||
+ | |+NTSC Model 1 VA2 IC's | ||
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || - | + | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || <center>-</center> |
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− | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8 | + | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8) Pseudo-SRAM, 12ns || <center>-</center> |
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− | | IC4 || SEGA || 315-5308 || I/O chip || - | + | | IC4 || SEGA || 315-5308 || I/O chip || <center>-</center> |
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− | | IC5 || SEGA || 315-5309 || I/O chip || - | + | | IC5 || SEGA || 315-5309 || I/O chip || <center>-</center> |
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− | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || - | + | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | IC7 || NEC || D4168C-15 || | + | | IC7 || NEC || D4168C-15 || 8,192 x 8-BIT NMOS XRAM, 150 ns || style="text-align: center;"| - |
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− | | IC8 || SEGA ||315-5313 (Yamaha YM7101) || VDP || - | + | | IC8 || SEGA ||315-5313 (Yamaha YM7101) || VDP || <center>-</center> |
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− | | IC9/IC10 || | + | | IC9/IC10 || ? || ? || Video 256K (64K x 4) DRAM || <center>-</center> |
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− | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer | + | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer || <center>-</center> |
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− | | IC12 || Sony || | + | | IC12 || Sony || CXA1034 || Headphone amp || <center>-</center> |
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− | | IC13 || Sony || CXA1145 || Video encoder || | + | | IC13 || Sony || CXA1145 || Video encoder || <center>-</center> |
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− | | IC14 || | + | | IC14 || ? || ? || ? || <center>-</center> |
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− | | IC15 | + | | IC15 || ? || ? || ? || <center>-</center> |
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− | | IC16 || Sega || 315-5345 (DIP16) || I/O chip || - | + | | IC16 || Sega || 315-5345 (DIP16) || I/O chip || <center>-</center> |
|} | |} | ||
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− | === VA4 | + | ===VA3=== |
+ | ===VA4 PAL=== | ||
+ | Board label: IC BD M5 PAL VA4 | ||
− | {| | + | {| border="1" |
− | + | |+PAL Model 1 VA4 IC's | |
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || - | + | | IC1 || Signetics || SCN68000C8N64 || 8MHz Processor || <center>-</center> |
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− | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8) Pseudo-SRAM, 12ns || - | + | | IC2/IC3 || Toshiba || TC51832SPL-12 || CMOS 256K (32K x 8) Pseudo-SRAM, 12ns || <center>-</center> |
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− | | IC4 || SEGA || ? || I/O chip || - | + | | IC4 || SEGA || ? || I/O chip || <center>-</center> |
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− | | IC5 || SEGA || ? || I/O chip || - | + | | IC5 || SEGA || ? || I/O chip || <center>-</center> |
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− | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || - | + | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | IC7 || NEC || D4168C-15 || 8,192 x 8-BIT NMOS XRAM, 150 ns || - | + | | IC7 || NEC || D4168C-15 || 8,192 x 8-BIT NMOS XRAM, 150 ns || style="text-align: center;"| - |
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− | | IC8 || ? ||? || ? || - | + | | IC8 || ? ||? || ? || <center>-</center> |
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− | | IC9/IC10 || ? || ? || ? || - | + | | IC9/IC10 || ? || ? || ? || <center>-</center> |
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− | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer || - | + | | IC11 || Yamaha || YM2612 || frequency modulation synthesizer || <center>-</center> |
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− | | IC12 || ? || ? || ? || - | + | | IC12 || ? || ? || ? || <center>-</center> |
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− | | IC13 || ? || ? || ? || - | + | | IC13 || ? || ? || ? || <center>-</center> |
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− | | IC14 || ? || ? || ? || - | + | | IC14 || ? || ? || ? || <center>-</center> |
|} | |} | ||
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− | === | + | ===VA5=== |
− | + | The only difference is the IC4 315-5402 | |
− | + | ===VA6=== | |
− | + | The only difference is the IC4 315-5433 | |
− | + | [[File:Genesis_pal_model1_M5.jpg|thumb|150px|PAL model 1 M5]] | |
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− | + | Board label: IC BD M5 PAL | |
− | {| | + | {| border="1" |
− | + | |+PAL Model 1 M5 VA6 IC's | |
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || | + | | IC1 || Hitachi || HD68HC000P8 || 8MHz Processor || <center>-</center> |
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− | | IC2/IC3 || Motorola || MCM51L832ASP10 || | + | | IC2/IC3 || Motorola || MCM51L832ASP10 || CMOS 1024 BIT SRAM || <center>-</center> |
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− | | IC4 || SEGA || 315-5433 || I/O chip || - | + | | IC4 || SEGA || 315-5433 || I/O chip || <center>-</center> |
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− | | IC5 || SEGA || 315-5313A || I/O chip || - | + | | IC5 || SEGA || 315-5313A || I/O chip || <center>-</center> |
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− | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || - | + | | IC6 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | IC7 || | + | | IC7 || Fujitsu || MB8464A-10LL-SK || CMOS 65,536 SRAM || <center>-</center> |
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− | | IC8 || | + | | IC8 || ? || ? || ? || <center>-</center> |
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− | | IC9/IC10 || | + | | IC9/IC10 || ? || ? || ? || <center>-</center> |
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− | | IC11 || Yamaha || YM2612 || Audio || - | + | | IC11 || Yamaha || YM2612 || Audio || <center>-</center> |
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− | | IC12 || SONY || CXA1034P || | + | | IC12 || SONY || CXA1034P || Amplifier || <center>-</center> |
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− | | IC13 || SONY || CXA1145P || | + | | IC13 || SONY || CXA1145P || Video || <center>-</center> |
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− | | IC14 || | + | | IC14 || ? || ? || ? || <center>-</center> |
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|} | |} | ||
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− | + | ===VA6.8=== | |
− | + | ===VA7 NTSC=== | |
− | + | [[File:PC_BD_M5_USA_VA7.jpg|thumb|150px|NTSC Model 1 VA7]] | |
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+ | Board label: PC BD M5 USA VA7 | ||
− | {| | + | {| border="1" |
− | + | |+NTSC Model 1 VA7 IC's | |
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− | | | + | | IC# || Brand || Name || Description || Documentation |
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− | | | + | | IC1 || Motorola || MC68HC000FN8 || Processor || <center>-</center> |
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− | | | + | | IC2/IC3 || Sharp || LH5P832N-12 || CMOS 256K (32K x 8) Pseudo-Static RAM || <center>-</center> |
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− | | | + | | IC4 || Zilog || Z0840004PSC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | | + | | IC5 || Sanyo || LC3564PM || 64K (8192 words x 8 bits) SRAM || <center>-</center> |
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− | + | | IC6 || SEGA || 315-5487-01 || I/O, Bus arbiter, VDP, ym2612, TMSS || <center>-</center> | |
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− | | | + | | IC7/IC8 || Hitachi || HM53461ZP-12SG || 65,536-WORDx4-bit Multiport CMOS video ram || style="text-align: center;"| [http://cs.utsource.net/goods_files/pdf/12/122827_HITACHI_HM53461ZP-15.pdf HERE] |
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− | | | + | | IC9/IC10 || Rohm || BA10324AF || Op-amp || <center>[http://www.datasheetcatalog.org/datasheets/70/233206_DS.pdf HERE]</center> |
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− | | | + | | IC11 || SONY || CXA1145M || Video || <center>-</center> |
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− | | | + | | IC12 || ? || TA7805S || Voltage regulator || <center>-</center> |
|} | |} | ||
− | == Model 2 == | + | ==Model 2== |
− | + | ===VA0 PAL=== | |
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− | === VA1 | + | ===VA1 NTSC=== |
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− | + | [[File:Model2_va1_motherboard.jpg|thumb|150px|NTSC Model 2 VA1]] | |
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− | + | Board label: PC BD MD2 VA1 USA | |
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− | {| | + | {| border="1" |
− | + | |+NTSC Model 2 VA1 IC's | |
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || Motorola || MC68HC000FN8 || Processor || - | + | | IC1 || Motorola || MC68HC000FN8 || Processor || <center>-</center> |
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− | | IC2 || | + | | IC2 || Toshiba || TC511632FL-10 || 65,536 Word x 16 Bit Dynamic Ram || <center>-</center> |
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− | | IC3 || ? || ? || ? || - | + | | IC3 || ? || ? || ? || <center>-</center> |
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− | | IC4 || | + | | IC4 || SEGA || 315-5678 (?) || ? || <center>-</center> |
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− | | IC5 || | + | | IC5 || Fujitsu || M88464A-10L || 8K Words x 8-Bit (64K) CMOS SRAM Low Power || <center>-</center> |
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− | | IC6 || SEGA || 315-5660 || | + | | IC6 || SEGA || 315-5660 || ? || <center>-</center> |
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− | | IC7 || | + | | IC7 || OKI || M54C864-80 || 65,536-Word x 8-Bit Multiport DRAM || <center>-</center> |
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− | | IC8 || ? || ? || ? || - | + | | IC8 || ? || ? || ? || <center>-</center> |
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− | | IC9/IC10 || | + | | IC9/IC10 || ? || LM324 || Low power quad op amps || <center>-</center> |
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− | | IC11 || | + | | IC11 || SONY || CXA1145M || Video (RGB Encoder) || style="text-align: center;"| [http://pdf1.alldatasheet.com/datasheet-pdf/view/77344/SONY/CXA1145M.html HERE] |
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− | | IC12 || ? || | + | | IC12 || ? || ? || Voltage regulator || <center>-</center> |
|} | |} | ||
+ | ===VA1 ASIA=== | ||
− | === VA1.8 | + | ===VA1.8 NTSC=== |
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− | + | ===VA1.8 PAL=== | |
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− | + | [[File:Genesis_pal_model2_VA1.8.jpg|thumb|150px|PAL model 2 VA1.8]] | |
− | + | Board label: PC BD MD2 VA1.8 PAL | |
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− | + | {| border="1" | |
− | + | |+PAL Model 2 VA1.8 IC's | |
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− | + | | IC# || Brand || Name || Description || Documentation | |
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− | | IC1 || Motorola || | + | | IC1 || Motorola || MC68HC000FN8 || Processor || <center>-</center> |
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− | | IC2 || | + | | IC2 || ? || 651632DFP-15 || SOP 40W || <center>-</center> |
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− | | IC3 || ? || ? || ? || - | + | | IC3 || ? || ? || ? || <center>-</center> |
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− | | IC4 || Zilog || Z84C0006FEC || Zilog Z80 8-bit coprocessor || - | + | | IC4 || Zilog || Z84C0006FEC || Zilog Z80 8-bit coprocessor || <center>-</center> |
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− | | IC5 || ? || | + | | IC5 || ? || ? || ? || <center>-</center> |
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− | | IC6 || | + | | IC6 || SEGA || 315-5660 || ? || <center>-</center> |
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− | | IC7 || | + | | IC7 || Hitachi || HM53861J-8 || RAM chip || <center>-</center> |
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− | | IC8 || | + | | IC8 || ? || ? || ? || <center>-</center> |
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− | | IC9 || | + | | IC9/IC10 || Rohm || BA10324AF || ground sense quad op-amp || <center>-</center> |
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− | | IC11 || | + | | IC11 || Fujitsu || MB3514 || RGB Encoder || style="text-align: center;"| [http://elcodis.com/parts/6023884/MB3514.html#datasheet HERE] |
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− | | IC12 || ? || | + | | IC12 || ? || ? || Voltage regulator || <center>-</center> |
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|} | |} | ||
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− | + | ===VA1.8 ASIA=== | |
− | + | ===VA2=== | |
− | + | ===VA2.3=== | |
− | + | ===VA3=== | |
− | + | ===VA4=== | |
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− | == | + | ==Model 3== |
− | + | ===VA1=== | |
+ | ===VA2=== | ||
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− | == See | + | ==See Also== |
*[[Sega Genesis]] | *[[Sega Genesis]] | ||
*[[Sega Genesis Cartridge]] | *[[Sega Genesis Cartridge]] | ||
− | |||
[[Category:Sega Genesis]] | [[Category:Sega Genesis]] | ||
[[Category:Hardware]] | [[Category:Hardware]] |