OLICOM, INC.
OC-3117
NIC Type | Token Ring |
Transfer Rate | 4/16Mbps |
Data Bus | 16-bit ISA |
Topology | Ring |
Wiring Type | AUI transceiver via DB-15 Shielded Twisted Pair Unshielded Twisted Pair |
Boot ROM | Available |
CONNECTIONS | |
Purpose | Location |
Board Configuration ROM | ROM |
Crystal Oscillator | OSC |
RING SPEED SELECT | ||
Setting | SW1/1 | |
» | 4Mbps | Off |
16 Mbps | On |
I/O ADDRESS SELECT | |||
Address | SW1/2 | SW1/3 | |
» | A20 - A23, A30 - A3Fh | Off | Off |
A24 - A27, A40 - A4Fh | On | Off | |
A50 - A53, A60 - A6Fh | Off | On | |
A54 - A57, A70 - A7Fh | On | On |
RPL ROM ADDRESS | ||||||
Setting | SW1/4 | SW1/5 | SW1/6 | SW1/7 | SW1/8 | |
» | CC000 | Off | On | On | Off | Off |
C0000 | Off | Off | Off | Off | Off | |
C2000 | On | Off | Off | Off | Off | |
C4000 | Off | On | Off | Off | Off | |
C6000 | On | On | Off | Off | Off | |
C8000 | Off | Off | On | Off | Off | |
CA000 | On | Off | On | Off | Off | |
CE000 | On | On | On | Off | Off | |
D0000 | Off | Off | Off | On | Off | |
D2000 | On | Off | Off | On | Off | |
D4000 | Off | On | Off | On | Off | |
D6000 | On | On | Off | On | Off | |
D8000 | Off | Off | On | On | Off | |
DA000 | On | Off | On | On | Off | |
DC000 | Off | On | On | On | Off | |
DE000 | On | On | On | On | Off |
INTERRUPT SELECT | ||||
IRQ | SW2/1 | SW2/2 | SW2/3 | |
» | IRQ2 | Off | Off | Off |
» | IRQ9 | Off | Off | Off |
IRQ3 | On | Off | On | |
IRQ5 | Off | On | On | |
IRQ7 | On | On | On | |
IRQ10 | On | Off | Off | |
IRQ11 | Off | On | Off | |
IRQ12 | On | On | Off | |
IRQ15 | Off | Off | On | |
Note:If this card is installed into a PC/AT level machine the Default is IRQ9, if the machine level is PC/XT the default is IRQ2. | ||||
Note:If the Machine is a PC/XT level or this card is install into a 8-bit slot IRQ10, IRQ11, IRQ12 & IRQ15 are not available. |
FACTORY CONFIGURED SETTING | |
Switch | Setting |
SW2/7 | Off |
SW2/8 | Off |
DMA CHANNEL | ||||
Setting | SW2/4 | SW2/5 | SW2/6 | |
» | DMA5 | Off | Off | Off |
DMA0 | On | On | Off | |
DMA1 | Off | Off | On | |
DMA3 | On | Off | On | |
DMA6 | On | Off | Off | |
DMA7 | Off | On | Off | |
Programmed I/O | Off | On | On | |
Programmed I/O | On | On | On | |
Note:If this board is installed into a PC/XT level machine or an 8-bit slot then Programmed I/O is used, and the Switch settings are non-functional. |