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UN-1075 16 bit Disk controller & I/O card |
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INFORMTECH INTERNATIONAL, INC. |
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Data bus : 16-bit, ISA |
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Size : Half-length, half-height card |
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Hard drives supported : Two IDE (AT) Interface drives |
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Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
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== CONNECTORS ============================================================= |
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40-pin IDE (AT) Interface connector (internal) JP1 |
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16-pin game port JP2 |
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10-pin serial port 1 connector (internal) JP3 |
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10-pin serial port 2 connector (external) JP4 |
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34-pin floppy drive connector (internal) JP5 |
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HDD LED connector JP8 |
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DB-25 parallel port connector (external) JP15 |
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== USER CONFIGURABLE SETTINGS ============================================= |
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Function Location Setting |
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IDEIOR path = ATBUS IOR J1 pins 2+3 closed |
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IDEIOR path = W83758P - IOROP J1 pins 1+2 closed |
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IDEIOW path = ATBUS IOW J2 pins 2+3 closed |
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IDEIOW path = W83758P - IOWOP J2 pins 1+2 closed |
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Floppy drive A & B normal mode JP6/1 pins 1+2 closed |
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Floppy drive A & B change mode JP6/1 pins 2+3 closed |
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Floppy drive address = 3F0h-3F7h JP6/2 pins 2+3 closed |
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Floppy drive address = 370h-377h JP6/2 pins 1+2 closed |
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IDE bus enabled JP6/3 pins 1+2 closed |
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IDE bus disabled JP6/3 pins 2+3 closed |
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HDD address = 3F6h, 3F7h, 1F0h-1F7h JP6/4 pins 2+3 closed |
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HDD address = 376h, 377h, 170h-177h JP6/4 pins 1+2 closed |
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Floppy drive controller enabled JP6/5 pins 1+2 closed |
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Floppy drive controller disabled JP6/5 pins 2+3 closed |
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Game port enabled JP16 closed |
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Game port disabled JP16 open |
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== SERIAL PORT 1 (JP3) CONFIGURATION ====================================== |
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COM/address JP9/1 JP9/2 |
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COM1/3F8h pins 1+2 pins 2+3 |
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COM3/3E8h pins 2+3 pins 1+2 |
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COM4/2E8h pins 1+2 pins 1+2 |
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disabled pins 2+3 pins 2+3 |
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== SERIAL PORT 1 INTERRUPT SELECTION ====================================== |
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JP12/1 JP12/2 JP12/3 |
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IRQ4 closed open open |
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IRQ3 open closed open |
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IRQ5 open open closed |
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== SERIAL PORT 2 (JP4) CONFIGURATION ====================================== |
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COM/address JP9/3 JP9/4 |
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COM2/2F8h pins 1+2 pins 2+3 |
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COM3/3E8h pins 1+2 pins 1+2 |
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COM4/2E8h pins 2+3 pins 1+2 |
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disabled pins 2+3 pins 2+3 |
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== SERIAL PORT 2 INTERRUPT SELECTION ====================================== |
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JP12/4 JP12/5 JP12/6 |
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IRQ3 closed open open |
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IRQ4 open closed open |
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IRQ5 open open closed |
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== PARALLEL PORT (JP15) CONFIGURATION ===================================== |
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LPT/address JP9/5 JP9/6 |
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LPT1/378h pins 2+3 pins 1+2 |
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LPT2/278h pins 1+2 pins 2+3 |
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LPT3/38Ch pins 1+2 pins 1+2 |
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disabled pins 2+3 pins 2+3 |
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== PARALLEL PORT INTERRUPT SELECTION ====================================== |
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JP12/7 JP12/8 |
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IRQ7 closed open |
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IRQ5 open closed |
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UN-1075 1-schema.png |
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UN-1075 2-front.jpg |
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UN-1075 3-back.jpg |
