MICRO EQUIPMENT CORPORATION UN-1083E Data bus: 32-bit VL-Bus Size: Three/quarter-length, full-height card Hard drive supported: Four IDE (AT) interface drives Floppy drives Two 360KB, 720KB, 1.2MB, or 1.44MB drives supported: [Image] CONNECTIONS Function Location 40-pin Primary IDE (AT) interface connector CN1 40-pin Secondary IDE (AT) interface connector CN2 34-pin control cable connector - floppy drive CN3 16-pin game port - internal CN4 10-pin serial port - internal COMA 10-pin serial port - internal COMB 2-pin connector - drive active LED LED1 25-pin parallel port - external P1 USER CONFIGURABLE SETTINGS Function Location Setting » Factory configured - do not W1 N/A alter » Factory configured - do not W2 N/A alter » Factory configured - do not W3 N/A alter » Factory configured - do not W4 N/A alter » Factory configured - do not W5 N/A alter » IOCHRDY 759AF select W6/pins 2 & 3 closed IOCHRDY ISA select W6/pins 1 & 2 closed » Primary IDE (AT) interface W8/pins 2 & 3 closed enabled Primary IDE (AT) interface W8/pins 1 & 2 closed disabled » Secondary IDE (AT) interface W9/pins 2 & 3 closed enabled Secondary IDE (AT) interface W9/pins 1 & 2 closed disabled » Speed 50MHz select W10/pins 2 & 3 closed Speed 33MHz select W10/pins 1 & 2 closed » Factory configured - do not W13 N/A alter » Floppy drive order A:, B: W26/pins 1 & 2 closed normal Floppy drive order A:, B: W26/pins 2 & 3 closed exchange » Floppy drive address is W27/pins 2 & 3 closed 3F0h-3F7h Floppy drive address is W27/pins 1 & 2 closed 370h-377h » Floppy controller enabled W28/pins 1 & 2 closed Floppy controller disabled W28/pins 2 & 3 closed » Factory configued - do not W32 N/A alter » Factory configured - do not W33 N/A alter » Factory configured - do not W34 N/A alter » Game port enabled W46 closed Game port disabled W46 open IDE (AT) TIMMING & MODE CONFIGURATION Timing Mode W11 W12 240ns 3 pins 1 & 2 pins 1 & 2 closed closed 400ns 2 pins 1 & 2 pins 2 & 3 closed closed 500ns 1 pins 2 & 3 pins 1 & 2 closed closed 600ns 0 pins 2 & 3 pins 2 & 3 closed closed HARD DRIVE DMA SELECTION Channel W14 W15 W16 W17 W18 W19 5 open open closed open open closed 6 open closed open open closed open 7 closed open open closed open open SERIAL PORT 1 CONFIGURATION COM W20 W21 » COM1 (3F8h) pins 1 & 2 closed pins 2 & 3 closed COM3 (3E8h) pins 2 & 3 closed pins 1 & 2 closed Not available pins 1 & 2 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 2 CONFIGURATION COM W22 W23 » COM2 (2F8h) pins 1 & 2 closed pins 2 & 3 closed COM4 (2E8h) pins 2 & 3 closed pins 1 & 2 closed Not available pins 1 & 2 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed PARALLEL PORT CONFIGURATION LPT W24 W25 » LPT1 (378h) pins 2 & 3 closed pins 1 & 2 closed LPT2 (278h) pins 1 & 2 closed pins 2 & 3 closed LPT3 (3BCh) pins 1 & 2 closed pins 1 & 2 closed Disabled pins 2 & 3 closed pins 2 & 3 closed PARALLEL PORT MODE SELECTION Mode W29 W30 Printer pins 1 & 2 closed pins 1 & 2 closed EPP/ECP pins 1 & 2 closed pins 2 & 3 closed EPP/SPP pins 2 & 3 closed pins 1 & 2 closed EXT2FDD pins 2 & 3 closed pins 2 & 3 closed SERIAL PORT 1 INTERRUPT SELECTION IRQ W35 W36 W37 » 4 closed open open 3 open closed open 5 open open closed SERIAL PORT 2 INTERRUPT SELECTION IRQ W38 W39 W40 » 3 closed open open 4 open closed open 5 open open closed PARALLEL PORT INTERRUPT SELECTION IRQ W41 W42 » 7 closed open 5 open closed PRINTER OUTPUT CONFIGURATION Setting W43 Output closed Bi-directional open DMA SELECTION Channel W31 W44 W45 1 pins 1 & 2 closed open closed 3 pins 2 & 3 open closed closed