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# TYAN COMPUTER CORPORATION
S1344
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 32-bit, VL-bus |
|---------------+--------------------------------------------|
| Size: | Three/quarter-length, half-height card |
|---------------+--------------------------------------------|
| Hard drive | Four IDE (AT) Interface drives |
| supported: | |
|---------------+--------------------------------------------|
| Floppy drives | Four 360KB, 720KB, 1.2MB, or 1.44MB drives |
| supported: | |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-------------------------------------------------+----------|
| 34-pin control cable connector - floppy drive 1 | CN1 |
|-------------------------------------------------+----------|
| 25-pin parallel port (LPT1/2/3) - external | CN2 |
|-------------------------------------------------+----------|
| 40-pin IDE(AT) Interface (IDE-0) | CN3 |
|-------------------------------------------------+----------|
| 4-pin connector - Drive active (IDE-0) | CN4 |
|-------------------------------------------------+----------|
| 10-pin serial port (COM1/2/4) - internal | CN5 |
|-------------------------------------------------+----------|
| 10-pin serial port (COM1/2/3) - external | CN6 |
|-------------------------------------------------+----------|
| 40-pin IDE(AT) Interface (IDE-1) | CN7 |
|-------------------------------------------------+----------|
| 4-pin connector - Drive active (IDE-1) | CN8 |
|-------------------------------------------------+----------|
| 34-pin control cable connector - floppy drive 2 | CN9 |
|-------------------------------------------------+----------|
| 15-pin game port - internal | JP2 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|------------------------------------+----------+------------|
| » | I/O Channel Ready signal | J1 | open |
| | disabled | | |
|---+--------------------------------+----------+------------|
| | I/O Channel Ready signal | J1 | closed |
| | enabled | | |
|---+--------------------------------+----------+------------|
| » | Floppy drive compatible mode | J7 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive enhanced mode | J7 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Floppy drive enabled | J8 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive disabled | J8 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Uses VL Ready | J14 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Use CPU Ready | J14 | pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|------------------------------------+----------+------------|
| » | Hard drive enabled | J15 | pins 2 & 3 |
| | | | closed |
|---+--------------------------------+----------+------------|
| | Hard drive disabled | J15 | pins 1 & 2 |
| | | | closed |
|---+--------------------------------+----------+------------|
| » | Floppy drive port address is | J26 | pins 2 & 3 |
| | 3F0-3F7h | | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive port address is | J26 | pins 1 & 2 |
| | 370-377h | | closed |
|---+--------------------------------+----------+------------|
| » | Floppy drive interrupt is IRQ6 | J35 | closed |
|---+--------------------------------+----------+------------|
| | Floppy drive interrupt is | J35 | open |
| | disabled | | |
|---+--------------------------------+----------+------------|
| » | Game Port enabled | J42 | closed |
|---+--------------------------------+----------+------------|
| | Game Port disabled | J42 | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HARD DRIVE INTERRUPT REQUEST |
|------------------------------------------------------------|
| Function | J2 | J3 |
|---------------------------------------+----------+---------|
| » | IRQ14 for IDE-0 (CN3) | open | closed |
|---+-----------------------------------+----------+---------|
| | IRQ15 for IDE-1 (CN7) | closed | open |
|---+-----------------------------------+----------+---------|
| | IRQ14 for IDE-0, IRQ 15 for IDE-1 | closed | closed |
|---+-----------------------------------+----------+---------|
| | IDE Interrupt disabled | open | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT (CN2) CONFIGURATION |
|------------------------------------------------------------|
| LPT | J9 | J27 |
|------------------+--------------------+--------------------|
| » | LPT1 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | LPT2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | LPT3 | pins 1 & 2 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 (CN6) CONFIGURATION |
|------------------------------------------------------------|
| COM | J10 | J11 |
|------------------+--------------------+--------------------|
| » | COM1 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | COM2 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| | COM3 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 (CN5) CONFIGURATION |
|------------------------------------------------------------|
| COM | J12 | J13 |
|------------------+--------------------+--------------------|
| | COM1 | pins 2 & 3 closed | pins 1 & 2 closed |
|---+--------------+--------------------+--------------------|
| » | COM2 | pins 2 & 3 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | COM4 | pins 1 & 2 closed | pins 2 & 3 closed |
|---+--------------+--------------------+--------------------|
| | Disabled | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| HARD DRIVE ADDRESS |
|------------------------------------------------------------|
| IDE 0 | IDE 1 Address | J18 | J19 |
| Address | | | |
|--------------+---------------+----------------+------------|
| | 1F0-1F7h | 1F0-1F7h | pins 1 & 2 | pins 1 & 2 |
| | | | closed | closed |
|---+----------+---------------+----------------+------------|
| | 1F0-1F7h | 170-177h | pins 1 & 2 | pins 2 & 3 |
| | | | closed | closed |
|---+----------+---------------+----------------+------------|
| | 170-177h | disabled | pins 2 & 3 | pins 1 & 2 |
| | | | closed | closed |
|---+----------+---------------+----------------+------------|
| » | 1F0-1F7h | disabled | pins 2 & 3 | pins 2 & 3 |
| | | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE 0 (CN3) WAIT STATE |
|------------------------------------------------------------|
| Speed | J20 | J21 | J22 |
|---------------------+------------+------------+------------|
| | 16MHz VL Bus | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 20 or 25MHz VL | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| | Bus Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 25 or 33MHz VL | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 |
| | Bus Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 33MHz VL Bus | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 40MHz VL Bus | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 50MHz VL Bus | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 50MHz VL Bus | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| » | 50MHz VL Bus | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| IDE 1 (CN7) WAIT STATE |
|------------------------------------------------------------|
| Speed | J23 | J24 | J25 |
|---------------------+------------+------------+------------|
| | 16MHz VL Bus | Pins 1 & 2 | Pins 1 & 2 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 20 or 25MHz VL | Pins 1 & 2 | Pins 1 & 2 | Pins 2 & 3 |
| | Bus Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 25 or 33MHz VL | Pins 1 & 2 | Pins 2 & 3 | Pins 1 & 2 |
| | Bus Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 33MHz VL Bus | Pins 1 & 2 | Pins 2 & 3 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 40MHz VL Bus | Pins 2 & 3 | Pins 1 & 2 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 50MHz VL Bus | Pins 2 & 3 | Pins 1 & 2 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| | 50MHz VL Bus | Pins 2 & 3 | Pins 2 & 3 | Pins 1 & 2 |
| | Clock | closed | closed | closed |
|---+-----------------+------------+------------+------------|
| » | 50MHz VL Bus | Pins 2 & 3 | Pins 2 & 3 | Pins 2 & 3 |
| | Clock | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 (CN5) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J30 | J31 | J32 |
|-------+--------+------------------------------------+------|
| » | 3 | open | closed | open |
|---+---+--------+------------------------------------+------|
| | 4 | open | bottom (pin 2) of J31 & bottom | |
| | | | (pin2) of J32 closed | |
|---+---+--------+------------------------------------+------|
| | 5 | closed | open | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 (CN6) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J31 | J32 | J33 |
|-------+----------------------------------+--------+--------|
| » | 4 | open | closed | open |
|---+---+----------------------------------+--------+--------|
| | 5 | open | open | closed |
|---+---+----------------------------------+--------+--------|
| | 3 | top (pin 1) of J31 & top (pin 1) | open | |
| | | of J32 closed | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT (CN2) INTERRUPT REQUEST |
|------------------------------------------------------------|
| IRQ | J34 | J36 |
|-------------------------------------+-----------+----------|
| » | Parallel port interrupt is IRQ7 | open | closed |
|---+---------------------------------+-----------+----------|
| | Parallel port interrupt is IRQ5 | closed | open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| J16, J17, J28, J29, J37, J38, J39, J40, and J41 are |
| reserved with all pins open - do not alter. |
+------------------------------------------------------------+