CDROM-2 board: Difference between revisions

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==Particularities==
==Particularities==
* 7 MiB of [[DRAM]]
* 2 consecutive Mbytes of 68k program memory
* [[CDDA|CD Audio tracks]] playback
* No memory card slot, replaced with some [[battery-backed RAM]]
* No memory card slot, replaced with some [[battery-backed RAM]]
* DMA capable
* DMA capable
* [[CDDA|CD Audio tracks]] playback


CDM4-2 board:
===CDM3-2 board===
 
<center>[[File:cdm2_3-2mobo.jpg]]</center>
 
===CDM4-2 board===


<center>[[File:cdm2_4-2mobo.jpg]]</center>
<center>[[File:cdm2_4-2mobo.jpg]]</center>
Changes:
*"VRAM bank 1" should be "Palette ram" ?
*"68k program DRAM" is also used for the 68k RAM


[[NEO-BUF]],
[[NEO-BUF]],

Revision as of 12:59, 20 April 2011

Particularities

CDM3-2 board

File:Cdm2 3-2mobo.jpg

CDM4-2 board

File:Cdm2 4-2mobo.jpg

NEO-BUF, NEO-SFT, NEO-OFC, NEO-GRZ, 68k CPU, 68k RAM, Battery-backed RAM, Palette RAM, Z80 CPU, NEO-YSA, DRAM, VRAM, LC98000, LC89515, NEO-MGA, Clock, BIOS, PSRAM, LO ROM