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# DIAMOND FLOWER, INC.
DIO-550G
Card Type Multi-I/O card
Chip Set Startech
I/O Options Serial ports (2), parallel port, game port
Data Bus 8-bit ISA
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|----------------------+-------+---------------------+-------|
| Game port | J1 | Serial port 1 | J3 |
|----------------------+-------+---------------------+-------|
| Serial port 2 | J2 | Parallel port | J4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|------------------------------+-------+---------------------|
| » | Game port enabled | JP2 | Pins 25 & 38 closed |
|---+--------------------------+-------+---------------------|
| | Game port disabled | JP2 | Pins 12 & 25 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP2 |
|----------------------------+-------------------------------|
| » | LPT1 (378h) | Pins 6 & 19 closed |
|---+------------------------+-------------------------------|
| | LPT2 (278h) | Pins 18 & 31 closed |
|---+------------------------+-------------------------------|
| | LPT3 (3BCh) | Pins 5 & 18 closed |
|---+------------------------+-------------------------------|
| | Disabled | Pins 19 & 32 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP2 |
|----------------------------+-------------------------------|
| » | COM1 (3F8h) | Pins 14 & 27 closed |
|---+------------------------+-------------------------------|
| | COM2 (2F8h) | Pins 15 & 28 closed |
|---+------------------------+-------------------------------|
| | COM3 (3E8h) | Pins 16 & 29 closed |
|---+------------------------+-------------------------------|
| | COM4 (2E8h) | Pins 17 & 30 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 ADDRESS SELECTION |
|------------------------------------------------------------|
| Setting | JP2 |
|----------------------------+-------------------------------|
| | COM1 (3F8h) | Pins 1 & 14 closed |
|---+------------------------+-------------------------------|
| » | COM2 (2F8h) | Pins 2 & 15 closed |
|---+------------------------+-------------------------------|
| | COM3 (3E8h) | Pins 3 & 16 closed |
|---+------------------------+-------------------------------|
| | COM4 (2E8h) | Pins 4 & 17 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2 |
|----------------------------+-------------------------------|
| | IRQ2 | Pins 7 & 20 closed |
|----+-----------------------+-------------------------------|
| | IRQ3 | Pins 21 & 34 closed |
|----+-----------------------+-------------------------------|
| » | IRQ4 | Pins 8 & 21 closed |
|----+-----------------------+-------------------------------|
| | IRQ5 | Pins 20 & 33 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2 |
|----------------------------+-------------------------------|
| | IRQ2 | Pins 9 & 22 closed |
|----+-----------------------+-------------------------------|
| » | IRQ3 | Pins 23 & 36 closed |
|----+-----------------------+-------------------------------|
| | IRQ4 | Pins 10 & 23 closed |
|----+-----------------------+-------------------------------|
| | IRQ5 | Pins 22 & 35 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP2 |
|----------------------------+-------------------------------|
| » | IRQ7 | Pins 11 & 24 closed |
|----+-----------------------+-------------------------------|
| | IRQ5 | Pins 24 & 37 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT MODE SELECTION |
|------------------------------------------------------------|
| Setting | JP2 |
|----------------------------------+-------------------------|
| » | Uni-directional | Pins 26 & 39 closed |
|---+------------------------------+-------------------------|
| | Bi-Directional (EPP/ECP) | Pins 13 & 26 closed |
+------------------------------------------------------------+