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# TIARA COMPUTER SYSTEMS, INC.
LanCard/E * AT TP
NIC Type Ethernet
Transfer Rate 10Mbps
Data Bus 16-bit ISA
Topology Linear Bus
Wiring Type Shielded twisted pair
Unshielded twisted pair
AUI transceiver via DB-15 port
Boot ROM Available
IMG IMG 1
+------------------------------------------------------------+
| CABLE TYPE |
|------------------------------------------------------------|
| Jumper | JPA - JPH |
|----------------------------------+-------------------------|
| Shielded/Unshielded twisted pair | Pins 1 & 2 closed |
|----------------------------------+-------------------------|
| AUI transceiver via DB-15 port | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DIAGNOSTIC LED(S) |
|------------------------------------------------------------|
| LED | Status | Condition |
|------+--------+--------------------------------------------|
| LED1 | On | Power on |
|------+--------+--------------------------------------------|
| LED1 | Off | Card is not receiving power, the fuse is |
| | | blown, or cable type is twisted pair. |
|------+--------+--------------------------------------------|
| LED2 | On | Twisted pair network connection is good |
|------+--------+--------------------------------------------|
| LED2 | Off | Twisted pair network connection is broken |
|------------------------------------------------------------|
| Note:LED2 will only function is the cable type is twisted |
| pair. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O BASE ADDRESS |
|------------------------------------------------------------|
| Address | JP2 | JP3 | JP4 | JP5 | JP6 |
|------------+-----------+--------+--------+--------+--------|
| » | 300h | Pins 2 & | Pins 2 | Pins 2 | Pins 1 | Pins 1 |
| | | 3 | & 3 | & 3 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 000h | Pins 2 & | Pins 2 | Pins 2 | Pins 2 | Pins 2 |
| | | 3 | & 3 | & 3 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 020h | Pins 1 & | Pins 2 | Pins 2 | Pins 2 | Pins 2 |
| | | 2 | & 3 | & 3 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 040h | Pins 2 & | Pins 1 | Pins 2 | Pins 2 | Pins 2 |
| | | 3 | & 2 | & 3 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 060h | Pins 1 & | Pins 1 | Pins 2 | Pins 2 | Pins 2 |
| | | 2 | & 2 | & 3 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 080h | Pins 2 & | Pins 2 | Pins 1 | Pins 2 | Pins 2 |
| | | 3 | & 3 | & 2 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 0A0h | Pins 1 & | Pins 2 | Pins 1 | Pins 2 | Pins 2 |
| | | 2 | & 3 | & 2 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 0C0h | Pins 2 & | Pins 1 | Pins 1 | Pins 2 | Pins 2 |
| | | 3 | & 2 | & 2 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 0E0h | Pins 1 & | Pins 1 | Pins 1 | Pins 2 | Pins 2 |
| | | 2 | & 2 | & 2 | & 3 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 100h | Pins 2 & | Pins 2 | Pins 2 | Pins 1 | Pins 2 |
| | | 3 | & 3 | & 3 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 120h | Pins 1 & | Pins 2 | Pins 2 | Pins 1 | Pins 2 |
| | | 2 | & 3 | & 3 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 140h | Pins 2 & | Pins 1 | Pins 2 | Pins 1 | Pins 2 |
| | | 3 | & 2 | & 3 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 160h | Pins 1 & | Pins 1 | Pins 2 | Pins 1 | Pins 2 |
| | | 2 | & 2 | & 3 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 180h | Pins 2 & | Pins 2 | Pins 1 | Pins 1 | Pins 2 |
| | | 3 | & 3 | & 2 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 1A0h | Pins 1 & | Pins 2 | Pins 1 | Pins 1 | Pins 2 |
| | | 2 | & 3 | & 2 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 1C0h | Pins 2 & | Pins 1 | Pins 1 | Pins 1 | Pins 2 |
| | | 3 | & 2 | & 2 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 1E0h | Pins 1 & | Pins 1 | Pins 1 | Pins 1 | Pins 2 |
| | | 2 | & 2 | & 2 | & 2 | & 3 |
|----+-------+-----------+--------+--------+--------+--------|
| | 200h | Pins 2 & | Pins 2 | Pins 2 | Pins 2 | Pins 1 |
| | | 3 | & 3 | & 3 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 220h | Pins 1 & | Pins 2 | Pins 2 | Pins 2 | Pins 1 |
| | | 2 | & 3 | & 3 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 240h | Pins 2 & | Pins 1 | Pins 2 | Pins 2 | Pins 1 |
| | | 3 | & 2 | & 3 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 260h | Pins 1 & | Pins 1 | Pins 2 | Pins 2 | Pins 1 |
| | | 2 | & 2 | & 3 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 280h | Pins 2 & | Pins 2 | Pins 1 | Pins 2 | Pins 1 |
| | | 3 | & 3 | & 2 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 2A0h | Pins 1 & | Pins 2 | Pins 1 | Pins 2 | Pins 1 |
| | | 2 | & 3 | & 2 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 2C0h | Pins 2 & | Pins 1 | Pins 1 | Pins 2 | Pins 1 |
| | | 3 | & 2 | & 2 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 2E0h | Pins 1 & | Pins 1 | Pins 1 | Pins 2 | Pins 1 |
| | | 2 | & 2 | & 2 | & 3 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 320h | Pins 1 & | Pins 2 | Pins 2 | Pins 1 | Pins 1 |
| | | 2 | & 3 | & 3 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 340h | Pins 2 & | Pins 1 | Pins 2 | Pins 1 | Pins 1 |
| | | 3 | & 2 | & 3 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 360h | Pins 1 & | Pins 1 | Pins 2 | Pins 1 | Pins 1 |
| | | 2 | & 2 | & 3 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 380h | Pins 2 & | Pins 2 | Pins 1 | Pins 1 | Pins 1 |
| | | 3 | & 3 | & 2 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 3A0h | Pins 1 & | Pins 2 | Pins 1 | Pins 1 | Pins 1 |
| | | 2 | & 3 | & 2 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 3C0h | Pins 2 & | Pins 1 | Pins 1 | Pins 1 | Pins 1 |
| | | 3 | & 2 | & 2 | & 2 | & 2 |
|----+-------+-----------+--------+--------+--------+--------|
| | 3E0h | Pins 1 & | Pins 1 | Pins 1 | Pins 1 | Pins 1 |
| | | 2 | & 2 | & 2 | & 2 | & 2 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM |
|------------------------------------------------------------|
| Setting | JP7 |
|----------------------------+-------------------------------|
| » | Disabled | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | Enabled | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE MEMORY ADDRESS - FIRST DIGIT |
|------------------------------------------------------------|
| Address | JP8 | JP9 | JP10 | JP11 |
| Segment | | | | |
|-----------+------------+-----------+-----------+-----------|
| 0h | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 2 & |
| | closed | 3 closed | 3 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 1h | Pins 2 & 3 | Pins 2 & | Pins 2 & | Pins 1 & |
| | closed | 3 closed | 3 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 2h | Pins 2 & 3 | Pins 2 & | Pins 1 & | Pins 2 & |
| | closed | 3 closed | 2 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 3h | Pins 2 & 3 | Pins 2 & | Pins 1 & | Pins 1 & |
| | closed | 3 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 4h | Pins 2 & 3 | Pins 1 & | Pins 2 & | Pins 2 & |
| | closed | 2 closed | 3 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 5h | Pins 2 & 3 | Pins 1 & | Pins 2 & | Pins 1 & |
| | closed | 2 closed | 3 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 6h | Pins 2 & 3 | Pins 1 & | Pins 1 & | Pins 2 & |
| | closed | 2 closed | 2 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 7h | Pins 2 & 3 | Pins 1 & | Pins 1 & | Pins 1 & |
| | closed | 2 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 8h | Pins 1 & 2 | Pins 2 & | Pins 2 & | Pins 2 & |
| | closed | 3 closed | 3 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 9h | Pins 1 & 2 | Pins 2 & | Pins 2 & | Pins 1 & |
| | closed | 3 closed | 3 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| Ah | Pins 1 & 2 | Pins 2 & | Pins 1 & | Pins 2 & |
| | closed | 3 closed | 2 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| Bh | Pins 1 & 2 | Pins 2 & | Pins 1 & | Pins 1 & |
| | closed | 3 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| Ch | Pins 1 & 2 | Pins 1 & | Pins 2 & | Pins 2 & |
| | closed | 2 closed | 3 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| Dh | Pins 1 & 2 | Pins 1 & | Pins 2 & | Pins 1 & |
| | closed | 2 closed | 3 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| Eh | Pins 1 & 2 | Pins 1 & | Pins 1 & | Pins 2 & |
| | closed | 2 closed | 2 closed | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| Fh | Pins 1 & 2 | Pins 1 & | Pins 1 & | Pins 1 & |
| | closed | 2 closed | 2 closed | 2 closed |
|------------------------------------------------------------|
| Note:The Address Segment is the first digit in the Base |
| Memory Address. Refer to the next table for the |
| remaining three digits in the address. Note that not all |
| configurable addresses are valid on all systems. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE MEMORY ADDRESS - LAST THREE DIGITS |
|------------------------------------------------------------|
| Address | ROM Size | JP11 | JP12 | JP30 |
|-----------+-----------+------------+-----------+-----------|
| x000h | 8K x 8 | Pins 2 & 3 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x200h | 8K x 8 | Pins 2 & 3 | Pins 2 & | Pins 1 & |
| | | closed | 3 closed | 2 closed |
|-----------+-----------+------------+-----------+-----------|
| x400h | 8K x 8 | Pins 2 & 3 | Pins 1 & | Pins 2 & |
| | | closed | 2 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x600h | 8K x 8 | Pins 2 & 3 | Pins 1 & | Pins 1 & |
| | | closed | 2 closed | 2 closed |
|-----------+-----------+------------+-----------+-----------|
| x800h | 8K x 8 | Pins 1 & 2 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| xA00h | 8K x 8 | Pins 1 & 2 | Pins 2 & | Pins 1 & |
| | | closed | 3 closed | 2 closed |
|-----------+-----------+------------+-----------+-----------|
| xC00h | 8K x 8 | Pins 1 & 2 | Pins 1 & | Pins 2 & |
| | | closed | 2 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| xE00h | 8K x 8 | Pins 1 & 2 | Pins 1 & | Pins 1 & |
| | | closed | 2 closed | 2 closed |
|-----------+-----------+------------+-----------+-----------|
| x000h | 16K x 8 | Pins 2 & 3 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x400h | 16K x 8 | Pins 2 & 3 | Pins 1 & | Pins 2 & |
| | | closed | 2 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x800h | 16K x 8 | Pins 1 & 2 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| xC00h | 16K x 8 | Pins 1 & 2 | Pins 1 & | Pins 2 & |
| | | closed | 2 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x000h | 32K x 8 | Pins 2 & 3 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x800h | 32K x 8 | Pins 1 & 2 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|-----------+-----------+------------+-----------+-----------|
| x000h | 64K x 8 | Pins 2 & 3 | Pins 2 & | Pins 2 & |
| | | closed | 3 closed | 3 closed |
|------------------------------------------------------------|
| Note:Place the three digit address given here behind the |
| single digit given in the previous table to get the |
| complete Base Memory Address. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BOOT ROM SIZE |
|------------------------------------------------------------|
| Size | JP15 | JP16 | JP17 | JP18 | JP19 |
|---------------+--------+--------+--------+--------+--------|
| » | 2764 | Pins 1 | Pins 1 | Pins 1 | Pins 2 | Pins 2 |
| | (8KB) | & 2 | & 2 | & 2 | & 3 | & 3 |
|---+-----------+--------+--------+--------+--------+--------|
| | 27128 | Pins 2 | Pins 1 | Pins 1 | Pins 2 | Pins 1 |
| | (16KB) | & 3 | & 2 | & 2 | & 3 | & 2 |
|---+-----------+--------+--------+--------+--------+--------|
| | 27256 | Pins 2 | Pins 2 | Pins 1 | Pins 1 | Pins 2 |
| | (32KB) | & 3 | & 3 | & 2 | & 2 | & 3 |
|---+-----------+--------+--------+--------+--------+--------|
| | 27512 | Pins 2 | Pins 2 | Pins 2 | Pins 1 | Pins 1 |
| | (64KB) | & 3 | & 3 | & 3 | & 2 | & 2 |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------------+
| DMA REQUEST CHANNEL |
|------------------------------------------------------------------|
| Channel | JP20 | JP22 | JP24 | JP26 | JP39 | JP41 | JP44 | JP46 |
|----------+------+------+------+------+------+------+------+------|
|»|Disabled| Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ0 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ1 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ2 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ3 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ5 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ6 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DRQ7 |Closed| Open | Open | Open | Open | Open | Open | Open |
+------------------------------------------------------------------+
+------------------------------------------------------------------+
| DMA ACKNOWLEDGE CHANNEL |
|------------------------------------------------------------------|
| Channel | JP21 | JP23 | JP25 | JP27 | JP33 | JP40 | JP42 | JP43 |
|----------+------+------+------+------+------+------+------+------|
|»|Disabled| Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--------+------+------+------+------+------+------+------+------|
| | DACK0 | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK1 | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK2 | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK3 | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK5 | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK6 | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--------+------+------+------+------+------+------+------+------|
| | DACK7 |Closed| Open | Open | Open | Open | Open | Open | Open |
|------------------------------------------------------------------|
|Note:DMA acknowledge channel must be set to the same number as the|
|DMA request. |
+------------------------------------------------------------------+
+---------------------------------------------------------------------------------+
| INTERRUPT REQUEST |
|---------------------------------------------------------------------------------|
|IRQ | JP28 | JP29 | JP30 | JP31 | JP32 | JP34 | JP35 | JP36 | JP37 | JP38 | JP45 |
|----+------+------+------+------+------+------+------+------+------+------+------|
|»|3 | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |2 | Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed|
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |4 | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |5 | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |6 | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |7 | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |10| Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |11| Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |12| Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |14|Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------+------+------|
| |15| Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open |
+---------------------------------------------------------------------------------+