MODULAR CIRCUIT TECHNOLOGY
MCT-IDEIO+
|
Data bus: |
16-bit ISA |
|
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 connector - serial port 1 - external |
CN1 |
|
25-pin connector - parallel port |
CN2 |
|
2-pin connector - drive active LED |
J1 |
|
34-pin connector - floppy drive interface |
J2 |
|
16-pin connector - game port |
J3 |
|
10-pin connector - serial port 2 - internal |
J4 |
|
40-pin connector - IDE(AT) interface |
J5 |
|
USER CONFIGURABLE SETTINGS | ||
|
Function |
Location |
Setting |
|
» UART clock speed 1.8432MHZ select |
JP2 |
Pins 2 & 3 closed |
|
UART clock speed 7.3728MHz select |
JP2 |
Pins 1 & 2 closed |
|
» IDE(AT) interface enabled |
JP3/A |
Closed |
|
IDE(AT) interface disabled |
JP3/A |
Open |
|
» Floppy drive interface enabled |
JP3/B |
Closed |
|
Floppy drive interface disabled |
JP3/B |
Open |
|
» Game port enabled |
JP3/C |
Closed |
|
Game port disabled |
JP3/C |
Open |
|
» Parallel port is uni-directional |
JP6 |
Closed |
|
Parallel port is bi-directional |
JP6 |
Open |
|
PARALLEL PORT CONFIGURATION | ||
|
LPT |
JP3/D |
JP3/E |
|
» LPT1 |
Closed |
Open |
|
LPT2 |
Open |
Closed |
|
Disabled |
Open |
Open |
|
PARALLEL PORT INTERRUPT SELECTION | ||
|
IRQ |
JP4/A |
JP4/B |
|
» IRQ7 |
Closed |
Open |
|
IRQ5 |
Open |
Closed |
|
PRIMARY SERIAL PORT CONFIGURATION | ||||
|
COM |
JP3/J |
JP3/K |
JP3/L |
JP3/M |
|
» COM1 |
Closed |
Open |
Open |
Open |
|
COM2 |
Open |
Open |
Closed |
Open |
|
COM3 |
Open |
Closed |
Open |
Open |
|
COM4 |
Open |
Open |
Open |
Closed |
|
SECONDARY SERIAL PORT CONFIGURATION | ||||
|
COM |
JP3/F |
JP3/G |
JP3/H |
JP3/I |
|
» COM2 |
Open |
Open |
Closed |
Open |
|
COM1 |
Closed |
Open |
Open |
Open |
|
COM3 |
Open |
Closed |
Open |
Open |
|
COM4 |
Open |
Open |
Open |
Closed |
|
PRIMARY SERIAL PORT INTERRUPT SELECTION | ||||
|
IRQ |
JP4/G |
JP4/H |
JP4/I |
JP4/J |
|
» IRQ4 |
Open |
Closed |
Open |
Open |
|
IRQ2 |
Open |
Open |
Open |
Closed |
|
IRQ3 |
Closed |
Open |
Open |
Open |
|
IRQ5 |
Open |
Open |
Closed |
Open |
|
SECONDARY SERIAL PORT INTERRUPT SELECTION | ||||
|
IRQ |
JP4/C |
JP4/D |
JP4/E |
JP4/F |
|
» IRQ3 |
Closed |
Open |
Open |
Open |
|
IRQ2 |
Open |
Open |
Open |
Closed |
|
IRQ4 |
Open |
Closed |
Open |
Open |
|
IRQ5 |
Open |
Open |
Closed |
Open |
|
SERIAL PORT DMA CONFIGURATION | ||
|
Setting |
JP1/A |
JP1/B |
|
» DMA disabled |
Open |
Open |
|
Primary port DMA enabled |
Closed |
Open |
|
Secondary port DMA enabled |
Open |
Closed |
|
Both ports DMA enabled |
Closed |
Closed |
|
PRIMARY SERIAL PORT DMA SELECTION | ||
|
DMA |
Mode |
JP5 |
|
» 1 |
Receive |
Pins 3 & 4, 7 & 8 closed |
|
3 |
Transmit |
Pins 1 & 2, 5 & 6 closed |
|
SECONDARY SERIAL PORT DMA SELECTION | ||
|
DMA |
Mode |
JP5 |
|
» 3 |
Receive |
Pins 10 & 12, 13 & 14 closed |
|
1 |
Transmit |
Pins 9 & 11, 15 & 16 closed |
