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gptkbp:instanceOf
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video display controller
|
|
gptkbp:alias
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gptkb:CRTC
6845
CRT controller
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|
gptkbp:category
|
gptkb:microprocessor
gptkb:personal_computer
gptkb:technology
gptkb:graphics_card
|
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gptkbp:compatibleWith
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gptkb:HD6845
gptkb:Rockwell_6545
gptkb:UM6845
AMS40489
SY6845
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gptkbp:designedBy
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gptkb:Motorola
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gptkbp:function
|
CRT controller
video address generator
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|
https://www.w3.org/2000/01/rdf-schema#label
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Motorola MC6845
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gptkbp:introduced
|
1977
|
|
gptkbp:manufacturer
|
gptkb:Motorola
|
|
gptkbp:memoryBusWidth
|
8 bits
14 bits
|
|
gptkbp:notableFor
|
widespread use in early computers and terminals
|
|
gptkbp:output
|
cursor
column address
display enable
horizontal sync
row address
vertical sync
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gptkbp:speed
|
up to 2 MHz
|
|
gptkbp:successor
|
gptkb:Motorola_MC6847
|
|
gptkbp:technology
|
NMOS
|
|
gptkbp:type
|
40-pin DIP
|
|
gptkbp:usedIn
|
gptkb:Amstrad_CPC
gptkb:BBC_Micro
gptkb:Apple_III
gptkb:Commodore_PET_4000/8000_series
gptkb:DEC_VT100_terminal
gptkb:Heathkit_H19_terminal
gptkb:IBM_Monochrome_Display_Adapter
gptkb:Olivetti_M20
gptkb:TRS-80_Model_II
gptkb:Vector-06C
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|
gptkbp:bfsParent
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gptkb:CGA
gptkb:Enhanced_Graphics_Adapter
|
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gptkbp:bfsLayer
|
6
|