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# UNIDENTIFIED
XTIO
Card Type Multi I/O
Chipset/Controller Unidentified
I/O Options Clock (location unknown), floppy drive
interface, game port,
parallel port, serial ports (2)
Maximum DRAM N/A
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------------+----------+---------------+----------|
| Floppy drive | CN1 | Game port | CN4 |
| interface | | | |
|----------------------+----------+---------------+----------|
| Serial port 1 | CN2 | Parallel port | CN5 |
|----------------------+----------+---------------+----------|
| Serial port 2 | CN3 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| LPT | J1 | J2 |
|------------------+--------------------+--------------------|
| » | LPT1 | Pins 1 & 2 closed | Pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | LPT2 | Pins 2 & 3 closed | Pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | N/A | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Port 1 (CN2) | Port 2 (CN3) | J6 | J7 |
|---------------+---------------+--------------+-------------|
| Enabled | Enabled | Open | Open |
|---------------+---------------+--------------+-------------|
| Enabled | Disabled | Closed | Open |
|---------------+---------------+--------------+-------------|
| Disabled | Enabled | Open | Closed |
|---------------+---------------+--------------+-------------|
| Disabled | Disabled | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PRIMARY SERIAL PORT CONFIGURATION |
|------------------------------------------------------------|
| Address | J3 | J4 |
|------------------+--------------------+--------------------|
| » | 3F8h | Pins 1 & 2 closed | Pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | 2F8h | Pins 2 & 3 closed | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FLOPPY DRIVE CONFIGURATION |
|------------------------------------------------------------|
| Setting | J5 | J8 | J9 |
|-------------------+-------------+-------------+------------|
| » | Enabled | Closed | Open | Closed |
|---+---------------+-------------+-------------+------------|
| | Disabled | Open | Closed | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| ROM ADDRESS SELECT |
|------------------------------------------------------------|
| Address | J10 |
|----------------------------+-------------------------------|
| CA00h | Pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| CC00h | Pins 1 & 3, 2 & 4 closed |
|----------------------------+-------------------------------|
| CE00h | Pins 1 & 2, 5 & 6 closed |
+------------------------------------------------------------+