...because we can't all be on the bleeding edge...





MCT-VIO

MODULAR CIRCUIT TECHNOLOGY

MCT-VIO

Data bus:

32-bit, VL-bus

Size:

Three/quarter-length, full-height card

Hard drive supported:

Two IDE (AT) interface drives

Floppy drives supported:

Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS

Function

Location

9-pin serial port - external

CN1

25-pin parallel port - external

CN2

40-pin IDE (AT) Interface connector

JP4

34-pin control cable connector - floppy drive

JP6

10-pin serial port - internal

JP8

16-pin game port - internal

JP9

4-pin connector - drive active LED

JP20

USER CONFIGURABLE SETTINGS

Function

Location

Setting

Floppy drive enable

J1

pins 2 & 3 closed

Floppy drive disable

J1

pins 1 & 2 closed

IDE address is 1F0-1F7

J2

pins 2 & 3 closed

IDE address is 170-177

J2

pins 1 & 2 closed

Floppy drive designation normal

J3

pins 2 & 3 closed

Floppy drive designation change

J3

pins 1 & 2 closed

IDE controller enable

J4

pins 2 & 3 closed

IDE controller disable

J4

pins 1 & 2 closed

IDE I/O address is 1F0-1F7, 3F0-3F7

J5

pins 2 & 3 closed

IDE I/O address is 170-177, 370-377

J5

pins 1 & 2 closed

Game port enable

J12

pins 2 & 3 closed

Game port disable

J12

Pins 1 & 2 closed

1 IDE drive installed

JP5

closed

2 IDE drives installed (master/slave)

JP5

open

Printer port as bi-directional

JP7

closed

Printer port as uni-directional

JP7

open

IDE(AT) interrupt select IRQ 14

JP10

closed

IRQ 14 disabled

JP10

open

COM2 or COM4 interrupt select IRQ 3

JP11

closed

IRQ 3 disabled

JP11

open

COM1 or COM3 interrupt select IRQ 4

JP12

closed

IRQ 4 disabled

JP12

open

FDC interrupt select IRQ 6

JP13

closed

IRQ 6 disabled

JP13

open

IRQ 5 disabled

JP14

open

LPT interrupt select IRQ 5

JP14

closed

LPT interrupt select IRQ 7

JP15

closed

IRQ 7 disabled

JP15

open

Factory configured - do not alter

JP16

N/A

Factory configured - do not alter

JP18

N/A

PARALLEL PORT CONFIGURATION

LPT

J6

J7

LPT1 (378-37F)

pins 2 & 3 closed

pins 2 & 3 closed

LPT2 (278-27F)

pins 1 & 2 closed

pins 1 & 2 closed

LPT3 (3BC-3BE)

pins 2 & 3 closed

pins 1 & 2 closed

Disabled

pins 1 & 2 closed

pins 2 & 3 closed

SERIAL PORT 1 CONFIGURATION

COM

J8

J9

COM1 (3F8-3FF)

pins 2 & 3 closed

pins 2 & 3 closed

COM3 (3E8-3EF)

pins 1 & 2 closed

pins 1 & 2 closed

COM4 (2E8-2EF)

pins 2 & 3 closed

pins 1 & 2 closed

Disabled

pins 1 & 2 closed

pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION

COM

J10

J11

COM2 (2F8-2FF)

pins 2 & 3 closed

pins 2 & 3 closed

COM4 (2E8-2EF)

pins 1 & 2 closed

pins 1 & 2 closed

COM3 (3E8-3EF)

pins 2 & 3 closed

pins 1 & 2 closed

Disable

pins 1 & 2 closed

pins 2 & 3 closed

VESA /ISA CONFIGURATION

Mode

J15

JP17

VESA

pins 2 & 3 closed

open

ISA

pins 1 & 2 closed

closed

IDE WAIT STATE CONTROL

IDE Wait State Control

J16

J17

50MHz VL bus clock

pins 2 & 3 closed

pins 2 & 3 closed

25MHz VL bus clock

pins 1 & 2 closed

pins 1 & 2 closed

33MHz VL bus clock

pins 2 & 3 closed

pins 1 & 2 closed

40MHz VL bus clock

pins 1 & 2 closed

pins 2 & 3 closed

MISCELLANEOUS TECHNICAL NOTES

50MHz is not part of the VESA standard and may not be compatible with some systems.