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CIRRUS LOGIC GD542X (VER. 4.2)
CARDEXPERT TECHNOLOGY, INC.
CIRRUS LOGIC GD542X (VER. 4.2)
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Category
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Video
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Video Types Supported
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XVGA
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Video Processor
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Cirrus Logic GD542X
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Highest Resolution Supported
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1280 x 1024
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Data Bus Type
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32-bit Vesa Local Bus
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Memory Type
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DRAM
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Maximum Onboard Memory
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2MB
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CONNECTIONS
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Purpose
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Location
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Purpose
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Location
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15-pin analog video port
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CN1
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VGA feature connector
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CN2
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INTERRUPT CONFIGURATION
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IRQ 2/9
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JP1
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Disabled
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Pins 2 & 3 closed
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Enabled
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Pins 1 & 2 closed
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MAIN MEMORY MAP DECODER SELECTION
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Memory
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JP2
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64MB
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Pins 1 & 2 closed
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128MB
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Pins 2 &3 closed
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RAMDAC SHADOW CONFIGURATION
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Setting
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JP3
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Disabled
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Pins 2 & 3 closed
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Enabled
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Pins 1 & 2 closed
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FACTORY CONFIGURED - DO NOT ALTER
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Jumper
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Position
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S0
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N/A
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S1
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N/A
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DRAM CONFIGURATION
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Size
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Bank 0
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Bank 1
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1MB
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(8) 256K x 4
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NONE
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2MB
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(8) 256K x 4
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(8) 256K x 4
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Note: DRAM chip size can also be 256K x 8 depending on the Cirrus Logic GD542X version you have.
Relative location of Bank 0 & Bank 1 is unidentified by the manufacturer.
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