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EVERGRAPHICS PLUS EV-231A
EVEREX SYSTEMS, INC.
EVERGRAPHICS PLUS EV-231A
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Category
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Video
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Video Types Supported
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Monochrome
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Video Processor
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6845
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Highest Resolution Supported
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720 x 348
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Data Bus Type
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8-bit ISA
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Memory Type
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DRAM
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Maximum Onboard Memory
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64KB (Exact location of memory is unidentified)
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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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Monochrome video port
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PA5
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Parallel port
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PC5
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COLUMN (132) DISPLAY CONFIGURATION
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Setting
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JA2
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| »
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Enabled
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Pins 1 & 2 closed
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Disabled
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Pins 2 & 3 closed
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PARALLEL PORT INTERRUPT SELECTION
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IRQ
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JG6
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7
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Pins 2 & 3 closed
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5
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Pins 1 & 2 closed
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PARALLEL PORT CONFIGURATION
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LPT
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Address
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JC7
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1
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3BCh - 3BEh
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Pins 1 & 2 closed
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2
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378h - 37Fh
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Pins 3 & 4 closed
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3
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278h - 27Fh
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Pins 1 & 2, 3 & 4 closed
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Disabled
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N/A
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Open
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FACTORY CONFIGURED - DO NOT ALTER
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Jumper
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Position
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JB1
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Closed
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JB5
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Open
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JC7B
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Open
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