DTK COMPUTER, INC.
PTI-255W (VER. 1.01)
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Data bus: |
32-bit VL-bus |
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Size: |
Three-quarter length, half-height card |
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Hard drive supported: |
Four IDE(AT) drives |
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Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
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CONNECTIONS | |
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Function |
Location |
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40-pin primary IDE(AT) connector |
J1 |
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40-pin secondary IDE(AT) connector |
J2 |
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34-pin cable connector - floppy drive |
J3 |
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16-pin game port |
J4 |
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10-pin serial port 1 - internal, 9-pin serial port 1 - external |
J5 |
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10-pin serial port 2 - internal |
J6 |
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25-pin Parallel port |
J7 |
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2-pin connector - drive active LED |
J8 |
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DRIVE SPEED CONFIGURATION | |||
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Speed |
JP1/4 |
JP1/5 | |
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600ns |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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500ns |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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400ns |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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240ns |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Secondary IDE(AT) IOCHRDY signal disabled |
JP3 |
open | |
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Secondary IDE(AT) IOCHRDY signal enabled |
JP3 |
closed | |
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Primary IDE(AT) IOCHRDY signal enabled |
JP4 |
closed | |
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Primary IDE(AT) IOCHRDY signal disabled |
JP4 |
open | |
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Parallel port is unidirectional |
JP6 |
closed | |
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Parallel port is bi-directional |
JP6 |
open | |
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Game port enabled |
JP8 |
closed | |
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Game port disabled |
JP8 |
open | |
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IDE(AT) interface enabled |
JP1/1 |
pins 1 & 2 closed | |
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IDE(AT) interface disabled |
JP1/1 |
pins 2 & 3 closed | |
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IDE(AT) address is 170h & 1F0h |
JP1/2 |
pins 1 & 2 closed | |
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IDE(AT) address is 1F0h |
JP1/2 |
pins 2 & 3 closed | |
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CPU speed is 50MHz |
JP1/3 |
pins 1 & 2 closed | |
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CPU speed is 33MHz |
JP1/3 |
pins 2 & 3 closed | |
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Floppy drive order is normal (A:, B:) |
JP2/1 |
pins 1 & 2 closed | |
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Floppy drive order is reversed (B:, A:) |
JP2/1 |
pins 2 & 3 closed | |
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Floppy drive address is 3F0h |
JP2/2 |
pins 1 & 2 closed | |
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Floppy drive address is 370h |
JP2/2 |
pins 2 & 3 closed | |
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Floppy drive interface enabled |
JP2/3 |
pins 1 & 2 closed | |
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Floppy drive interface disabled |
JP2/3 |
pins 2 & 3 closed | |
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SERIAL PORT 1 ADDRESS SELECTION | |||
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COM |
JP5/1 |
JP5/2 | |
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COM1 (3F8h) |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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COM3 (3E8h) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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COM4 (2E8h) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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Disabled |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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SERIAL PORT 2 ADDRESS SELECTION | |||
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COM |
JP5/3 |
JP5/4 | |
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COM2 (2F8h) |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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COM3 (3E8h) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM4 (2E8h) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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Disabled |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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PARALLEL PORT ADDRESS SELECTION | |||
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LPT |
JP5/5 |
JP6/6 | |
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LPT1 (378h) |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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LPT2 (278h) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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LPT3 (3BCh) |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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Disabled |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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PARALLEL PORT INTERRUPT SELECTION | |||
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IRQ |
JP7/1 |
JP7/1 | |
|
7 |
closed |
open | |
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5 |
open |
closed | |