Category:Chips: Difference between revisions

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[[Neo print]] GPU.
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Revision as of 17:08, 5 July 2012

Needed

Picture Reference Description Found in Pinout
LSPC-A0 (QFP160) First generation GPU Some AES, some MVS
LSPC2-A2 Second generation graphics chip Some AES, some MVS
File:Lspc2-a2 pinout.png
Need picture NEO-257 (QFP64R) Quad 74HC257 Some MVS
File:Neo-257 pinout.png
 NEO-273 (QFP64R) C and S ROM address latch
File:Neo-273 pinout.png
 NEO-B1 Second generation graphics chip
  • Sprite and FIX multiplexer
  • Line buffers
  • Palette arbiter
 Some AES, some MVS
File:Neo-b1 pinout.png
 NEO-BUF Dual 8-bit bidirectional buffer CD1, CD2
File:Neo-buf pinout.png
 NEO-C1
  • Address decoder
  • Joystick inputs
 Some AES, some MVS
File:Neo-c1 pinout.png
 NEO-D0 (QFP64R) Audio subsystem controller All AES ?, some MVS
File:Neo-d0 pinout.png
 NEO-CMC
  • NEO-273 logic
  • NEO-ZMC logic
  • C ROM decryption
  • C/S ROM multiplexer
  • S ROM bankswitching
  • M ROM decryption (NEOCMC50 only)
  • M ROM bankswitching
 Some cartridges
File:Brd dcr-t.jpg
 NEO-DCR-T ? Some MVS
NEO-E0 (QFP64R)
  • Vector table swapping
  • Memory card address translation
 Some AES, some MVS
NEO-F0 (QFP64R)
  • Calendar access
  • Dip/cab switches, coin counters
  • LED marquee outputs
  • Slot selection
 Some MVS
File:Neo-f0 pinout.png
 NEO-G0 (QFP64R)

AES specific ?

  • Palette data buffer
  • Memory card data buffer
 All AES, some MVS ?
File:Neo-g0 pinout.png
 NEO-GRC Graphics chip All CD1, all CD2
NEO-GRZ All-in-one GPU All CDZ ?, ROM-only
NEO-MGA
NEO-MGA-T
NEO-MGA-T2 		CD unit interface All CD1, all CD2, all CDZ
NEO-OFC Graphics chip All CD1, all CD2
NEO-PCM2
  • PCM
  • P ROM decoding, bankswitching and decryption
File:Mvs sdr-t.jpg
 NEO-SDR-T ? Some MVS
NEO-SFT Graphics related All CD1, all CD2
NEO-SUD Z80 subsystem controler All CD1, all CD2
NEO-VOC PCM memory handler All CD1, all CD2
NEO-YSA Audio subsystem chip Some
NEO-YSA2 Audio subsystem chip All CDZ ?, All ROM-only
NEO-ZMC (SOIC24) Z80 Memory Controller
File:Neo-zmc pinout.png
 NEO-ZMC2 (QFP80R)
  • Z80 Memory Controller
  • Tile serializer
 Some AES carts, some MVS
File:Neo-zmc2 pinout.png
 PCM (QFP80R)
  • ADPCM bus latches
  • V ROM multiplexer
File:Pcm pinout.png

Neo print GPU.

PRO-B0 (QFP136) First generation
  • Palette arbiter
  • Z80 latch
 Some AES, some MVS
PRO-C0 (QFP136) First generation
  • Address decoder
  • Glue
  • Line buffer
  • Palette arbiter
 Some AES, some MVS
PRO-CT0 (SDIP64) C ROM character serializer and multiplexer Some AES carts, some MVS
NEO-PVC P ROM decryption chip
NEO-SMA P ROM decryption chip


Other chips

Picture Reference Description Found in
AES MVS CD1 CD2 CDZ
68HC000 (DIP64) 16bit CPU All Some
68HC000 (PLCC68) Some All All All
Sony CXA1145 RGB encoder All
Sony CXA1645 ? All ?
HD6301 (DIP40) Microcontroller Multiplayer cartridges
Sanyo LC78815 Stereo DAC ? All
Sanyo LC89515 CD host and error corrector All All ?
Sanyo LC8953 PUPPET All Some ?
Sanyo LC98000 PUPPET replacement Some ?
Nec UPD4990 Real Time Clock All
Yamaha YM2610 Sound synthesizer All All All Some
Yamaha YM3016 Audio DAC All All All Some
z80 (DIP40) 8bit CPU All Some
z80 (SOIC) Some All All All


Memory chips

Picture Reference Description Found in
LO Shrink lookup ROM All systems
SP-S2 MVS BIOS MVS systems
SM1 Embedded sound driver ROM
SFIX Embedded Fix ROM
NEO-EP0 AES BIOS AES systems
Picture needed TOP-SP1-1 CD2 BIOS Top loading CD systems (LC8953 versions)
Picture needed TOP-SP1-2 CD2 BIOS Top loading CD systems (LC98000 versions)
FRONT-SP1 CD1 BIOS Front loading CD systems

Subcategories

This category has only the following subcategory.

C

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