Optical drive replacements: Difference between revisions

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* iceGDROM (DIY, not a product)
* iceGDROM (DIY, not a product)
* MODE - Multi Optical Drive Emulator [https://shop.terraonion.com/en/home/17-Terraonion_MODE_Dreamcast_Saturn_ODE.html Unreleased, preorder here]
* MODE - Multi Optical Drive Emulator [https://shop.terraonion.com/en/home/17-Terraonion_MODE_Dreamcast_Saturn_ODE.html Unreleased, preorder here]
{| class="wikitable"
!colspan="20"|GD-ROM Optical Drive Features Comparison
|-
|style="background-color:#b6b6b6;" width="300" | Device:
| width="400" | GDEMU
| width="400" | USB-GDROM
| width="400" | MODE
| width="400" | iceGDROM
|-
|console revisions supported || va1 only || va0 and va1 || ??? (no va2 support) || ??? (no va2 support)
|-
|media type || SD cards || USB 2.0 storage<br>compatible with SATA to USB 2.0 bridges || SD, USB 2.0<br>SATA through built-in USB 2.0 bridge || SD cards
|-
|media capacity || officially, up to 32GB<br>large cards like 400GB and 512GB tested and widely used || up to 2TB || ??? || ???
|-
|menu type || officially, no menu, controlled by hardware<br>GDMenu graphical menu is current de facto default menu || text-based menu || List view and advanced covert art views || no menu, controlled by hardware
|-
|media format || FAT32 with images specifically named and in numbered folders<br>community tools such as GDEmu SD card creator exist to assist in creating cards || FAT32, drag and drop || ?? || FAT32, requires conversion to custom image format, files must be specifically numbered
|-
|image format || TOSEC GDI+BIN, GDI+ISO, CDI, CCD+IMG+SUB, MDS+MDF, ISO for homebrew disc-swapping (e.g. for emulator ROM discs) || TOSEC GDI+BIN, GDI+ISO, CDI || TOSEC GDI+BIN, GDI+ISO, CDI, CCD+IMG+SUB, MDS+MDF, Redump CUE+BIN/ISO
|-
|custom loader/bleemshell support || allows custom coded menus with direct control of console, can control of disc-swapping done through hidden API<br>Community menus exist including GDMenu, bleemshell, OpenMenu, etc. || none || none || none
|-
|bleemcast! GT2/TK3/MGS version support
| style="background-color:#ff9995;" | no<br>(support requires either firmware update to enhance CCD image support, or community effort to further crack protection)
| style="background-color:#ff9995;" | no<br>(support requires either firmware update to enhance CCD image support, or community effort to further crack protection)
| ???
| style="background-color:#ff9995;" | no<br>(support requires either firmware improvement for image support, or community effort to further crack protection)
|-
|availability || periodic sales done on creator's website, shipped from Poland<br>unofficial China-based clones widely available worldwide || sale's through creator's website, shipped from Russia || currently unreleased, ETA
|}

Revision as of 22:07, 17 April 2020

An optical drive replacement is a device that replaces the Dreamcast's GD-ROM drive with an alternative storage method, typically SD cards or USB storage. These devices typically use an FPGA to simulate the GD-ROM drive hardware.

Examples include:


GD-ROM Optical Drive Features Comparison
Device: GDEMU USB-GDROM MODE iceGDROM
console revisions supported va1 only va0 and va1 ??? (no va2 support) ??? (no va2 support)
media type SD cards USB 2.0 storage
compatible with SATA to USB 2.0 bridges
SD, USB 2.0
SATA through built-in USB 2.0 bridge
SD cards
media capacity officially, up to 32GB
large cards like 400GB and 512GB tested and widely used
up to 2TB ??? ???
menu type officially, no menu, controlled by hardware
GDMenu graphical menu is current de facto default menu
text-based menu List view and advanced covert art views no menu, controlled by hardware
media format FAT32 with images specifically named and in numbered folders
community tools such as GDEmu SD card creator exist to assist in creating cards
FAT32, drag and drop ?? FAT32, requires conversion to custom image format, files must be specifically numbered
image format TOSEC GDI+BIN, GDI+ISO, CDI, CCD+IMG+SUB, MDS+MDF, ISO for homebrew disc-swapping (e.g. for emulator ROM discs) TOSEC GDI+BIN, GDI+ISO, CDI TOSEC GDI+BIN, GDI+ISO, CDI, CCD+IMG+SUB, MDS+MDF, Redump CUE+BIN/ISO
custom loader/bleemshell support allows custom coded menus with direct control of console, can control of disc-swapping done through hidden API
Community menus exist including GDMenu, bleemshell, OpenMenu, etc.
none none none
bleemcast! GT2/TK3/MGS version support no
(support requires either firmware update to enhance CCD image support, or community effort to further crack protection)
no
(support requires either firmware update to enhance CCD image support, or community effort to further crack protection)
??? no
(support requires either firmware improvement for image support, or community effort to further crack protection)
availability periodic sales done on creator's website, shipped from Poland
unofficial China-based clones widely available worldwide
sale's through creator's website, shipped from Russia currently unreleased, ETA