NEO-GRC: Difference between revisions

From NeoGeo Development Wiki
Jump to navigation Jump to search
m (Added NEO-GRC-T)
 
(2 intermediate revisions by the same user not shown)
Line 5: Line 5:
|date=1994 ?
|date=1994 ?
|gates=
|gates=
|used_on={{PCB|NEO-CDM3-2 board}} {{PCB|MV1}}
|used_on={{PCB|NEO-CDM3-2 board}} {{PCB|MV1A}}
}}
}}


First version of the all-in-one [[VDC]], used in the top-loading CD system and some MVS boards.
First version of the all-in-one video controller, used in [[CD_hardware_versions|CD systems]] (except CDZ) and some MVS boards.
 
Regroups {{Chipname|LSPC2-A2}}, {{Chipname|NEO-B1}} and upper [[VRAM]].


Later version: {{Chipname|NEO-GRC2}}.
Later version: {{Chipname|NEO-GRC2}}.
Line 14: Line 16:
=Pinout=
=Pinout=


To do. 3,15,26,38,50,60,72,84,85,96,107,119,130,142,154,164,176,189,200: Ground.
[[File:Neo-grc_pinout.png|640px]]
 
<br style="clear:both;">


{{ChipInfo
{{ChipInfo
Line 26: Line 26:
|used_on=Some {{PCB|MV1ACH}}
|used_on=Some {{PCB|MV1ACH}}
}}
}}
OpenOffice Draw file: [[File:Neo-grc.odg]]
Pin 203 = 68KCLKB, thanks Rom1


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

Latest revision as of 23:08, 9 September 2019

Package QFP208
Manufacturer
First use 1994 ?
Used on NEO-CDM3-2 board MV1A

First version of the all-in-one video controller, used in CD systems (except CDZ) and some MVS boards.

Regroups LSPC2-A2, NEO-B1 and upper VRAM.

Later version: NEO-GRC2.

Pinout

Package QFP208
Manufacturer
First use 1995 ?
Used on Some MV1ACH

OpenOffice Draw file: File:Neo-grc.odg

Pin 203 = 68KCLKB, thanks Rom1