NEO-ZMC2: Difference between revisions

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[[File:mvs_zmc2.jpg|right|thumb|NEO-ZMC2 chip found on a 1FZS MVS board.]]
[[File:mvs_zmc2.jpg|right|thumb|NEO-ZMC2 chip found on a 1FZS MVS board.]]


[[NEO-ZMC]] and [[PRO-CT0]] in one package. The PRO-CT0 is a network of shift registers and multiplexers (32-bit [[C ROM]] bus to two 4 bpp pixel outputs).
[[NEO-ZMC]] and [[PRO-CT0]] in one package. The PRO-CT0 is a network of shift registers and multiplexers (32-bit [[C ROM]] bus to two [[Graphics formats|4 bpp]] pixel outputs).


Found in second revision MVS boards (for the PRO-CT0 logic only) and AES carts.
Found in second revision MVS boards (for the PRO-CT0 logic only) and AES carts.
== Pinout ==
[[File:Neo-zmc2 pinout.png]]
*A0,A1,A8~A15: [[68k]] address bus (NEO-ZMC part)
*MA11~M21: ?
*12M: 12MHz clock (from [[NEO-D0]])
*GAD0~GAD3: Pixel A color data
*GBD0~GBD3: Pixel B color data
*C0~C31: Cartridge connections to C ROMs


[[Category:Chips]]
[[Category:Chips]]

Revision as of 04:22, 8 February 2011

NEO-ZMC2 chip found on a 1FZS MVS board.

NEO-ZMC and PRO-CT0 in one package. The PRO-CT0 is a network of shift registers and multiplexers (32-bit C ROM bus to two 4 bpp pixel outputs).

Found in second revision MVS boards (for the PRO-CT0 logic only) and AES carts.

Pinout

File:Neo-zmc2 pinout.png

  • A0,A1,A8~A15: 68k address bus (NEO-ZMC part)
  • MA11~M21: ?
  • 12M: 12MHz clock (from NEO-D0)
  • GAD0~GAD3: Pixel A color data
  • GBD0~GBD3: Pixel B color data
  • C0~C31: Cartridge connections to C ROMs