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# AST RESEARCH, INC.
I/O PLUS
Card Type Multi-I/O card
Chip Set 8250
Maximum Onboard Unidentified
Memory
I/O Options Parallel port, serial port, DTE connector, DCE
connector
Data Bus 8-bit ISA
Floppy drives None
supported
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-------------------+-------+------------------------+-------|
| Serial port | J1 | DCE connector | J3 |
|-------------------+-------+------------------------+-------|
| DTE connector | J2 | Parallel printer port | J4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-------------------------------------+-------+--------------|
| | DTE enabled | JP1 | Pins 1 & 2 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| | DCE enabled | JP1 | Pins 3 & 4 |
| | | | closed |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | C1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | C2 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| | Serial port enabled | S2 | Closed |
|---+---------------------------------+-------+--------------|
| | Serial port disabled | S2 | Open |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | P1 | Unidentified |
| | alter | | |
|---+---------------------------------+-------+--------------|
| » | Factory configured - do not | P2 | Unidentified |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | 2S | 2C | 3S | 3 | 4 | 5S | 5C |
|--------+-------+-------+-------+------+------+------+------|
| IRQ2 |Closed | Open | Open | Open | Open | Open | Open |
|--------+-------+-------+-------+------+------+------+------|
|IRQ2(B) | Open |Closed | Open | Open | Open | Open | Open |
|--------+-------+-------+-------+------+------+------+------|
| IRQ3 | Open | Open |Closed | Open | Open | Open | Open |
|--------+-------+-------+-------+------+------+------+------|
|IRQ3(B) | Open | Open | Open |Closed| Open | Open | Open |
|--------+-------+-------+-------+------+------+------+------|
| IRQ4 | Open | Open | Open | Open |Closed| Open | Open |
|--------+-------+-------+-------+------+------+------+------|
| IRQ5 | Open | Open | Open | Open | Open |Closed| Open |
|--------+-------+-------+-------+------+------+------+------|
|IRQ5(B) | Open | Open | Open | Open | Open | Open |Closed|
+------------------------------------------------------------+
+------------------------------------------------------------+
| RAM CONFIGURATION |
|------------------------------------------------------------|
| Note: The size and configuration of the memory is |
| unidentified. |
+------------------------------------------------------------+