DIAMOND FLOWER INC.
MIO-550
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Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE (AT) Interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives
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CONNECTIONS | |
|
Function |
Location |
|
2-pin connector-drive active LED |
CN1 |
|
34-pin data cable connector-floppy drive |
CN2 |
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16-pin connector-game port |
CN3 |
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10-pin connector-serial port 2 |
CN4 |
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40-pin IDE (AT) Interface connector-internal |
CN5 |
|
DB-9 male connector-serial port 1 |
CN6 |
|
DB-25 female connector-parallel port |
CN7 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
| » |
Serial Port 1 (CN6) DMA disabled |
JP1 |
open |
|
Serial Port 1 (CN6) DMA enabled |
JP1 |
closed | |
| » |
Serial Port 2 (CN4) DMA disabled |
JP1A |
open |
|
Serial Port 2 (CN4) DMA enabled |
JP1A |
closed | |
| » |
Baud rate up to 448Kbps (Clock input is 7.3728) |
JP2 |
pins 1 & 2 closed |
|
Baud rate up to 56Kbps (Clock input is 1.8432) |
JP2 |
pins 2 & 3 closed | |
| » |
Game port enabled |
JP3/jumper 11 |
closed |
|
Game port disabled |
JP3/jumper 11 |
open | |
| » |
Floppy drive enabled |
JP3/jumper 12 |
closed |
|
Floppy drive disabled |
JP3/jumper 12 |
open | |
| » |
Hard drive enabled |
JP3/jumper 13 |
closed |
|
Hard drive disabled |
JP3/jumper 13 |
open | |
|
SERIAL PORT CONFIGURATION JUMPERS - JP3 JUMPERS 1-4 - SERIAL PORT 1 (DEFAULT SETTING = » )JUMPERS 5-8 - SERIAL PORT 2 (DEFAULT SETTING = »Í ) | |||||
|
COM |
Jumper 1/5 |
Jumper 2/6 |
Jumper 3/7 |
Jumper 4/8 | |
| » |
COM1 (3F8) |
open |
open |
open |
closed |
| » |
í COM2 (2F8) |
open |
closed |
open |
open |
|
COM3 (3E8) |
open |
open |
closed |
open | |
|
COM4 (2E8) |
closed |
open |
open |
open | |
|
PARALLEL PORT CONFIGURATION JUMPERS - JP3 | |||
|
LPT |
JP3 Jumper 9 |
JP3 Jumper 10 | |
| » |
LPT1 (378) |
open |
closed |
|
LPT2 (278) |
closed |
open | |
|
SERIAL PORT IRQ JUMPERS - JP4 JUMPERS 1-4 - SERIAL PORT 1 (DEFAULT SETTING = » )JUMPERS 5-8 - SERIAL PORT 2 (DEFAULT SETTING = »Í ) | |||||
|
IRQ |
Jumper 1/5 |
Jumper 2/6 |
Jumper 3/7 |
Jumper 4/8 | |
|
IRQ2 |
closed |
open |
open |
open | |
|
IRQ5 |
open |
closed |
open |
open | |
| » |
IRQ4 |
open |
open |
closed |
open |
| » |
í IRQ3 |
open |
open |
open |
closed |
|
PARALLEL PORT IRQ | |||
|
IRQ |
JP4 Jumper 9 |
JP4 Jumper 10 | |
|
IRQ5 |
closed |
open | |
| » |
IRQ7 |
open |
closed |
|
SERIAL PORT DMA MODE SELECT JUMPERS - JP5 PINS 1-8 - SERIAL PORT 1 (DEFAULT SETTING = » )PINS 9-16 - SERIAL PORT 2 (DEFAULT SETTING = »Í ) | |||
|
DMA |
Serial Port 1 (CN6) |
Serial Port 2 (CN4) | |
| » |
Receive DMA1 |
pins 3 & 4 and 7 & 8 closed |
pins 11 & 12 and 15 & 16 closed |
|
Transmit DMA1 |
pins 1 & 3 and 7 & 8 closed |
pins 9 & 11 and 15 & 16 closed | |
| » |
í Receive DMA3 |
pins 2 & 4 and 5 & 6 closed |
pins 10 & 12 and 13 & 14 closed |
|
Transmit DMA3 |
pins 1 & 2 and 5 & 6 closed |
pins 9 & 10 and 13 & 14 closed | |
