THOMAS-CONRAD CORPORATION ========================= TC6142-HZ(HIGH IMPEDANCE) NIC Type ARCnet Transfer Rate 2.5Mbps Data Bus 8-bit ISA Topology Star Linear Bus Wiring Type RG62/U 93ohm coaxial Boot ROM Available +------------------------------------------------------------+ | NODE ADDRESS | |------------------------------------------------------------| |Node |SW2/1 |SW2/2 |SW2/3 |SW2/4 |SW2/5 |SW2/6 |SW2/7 |SW2/8| |-----+------+------+------+------+------+------+------+-----| | 0 | - | - | - | - | - | - | - | - | |-----+------+------+------+------+------+------+------+-----| | 1 | Off | On | On | On | On | On | On | On | |-----+------+------+------+------+------+------+------+-----| | 2 | On | Off | On | On | On | On | On | On | |-----+------+------+------+------+------+------+------+-----| | 3 | Off | Off | On | On | On | On | On | On | |-----+------+------+------+------+------+------+------+-----| | 4 | On | On | Off | On | On | On | On | On | |-----+------+------+------+------+------+------+------+-----| | 251 | Off | Off | On | Off | Off | Off | Off | Off | |-----+------+------+------+------+------+------+------+-----| | 252 | On | On | Off | Off | Off | Off | Off | Off | |-----+------+------+------+------+------+------+------+-----| | 253 | Off | On | Off | Off | Off | Off | Off | Off | |-----+------+------+------+------+------+------+------+-----| | 254 | On | Off | Off | Off | Off | Off | Off | Off | |-----+------+------+------+------+------+------+------+-----| | 255 | Off | Off | Off | Off | Off | Off | Off | Off | |------------------------------------------------------------| |Note:Node address 0 is used for messaging between nodes and | |must not be used. | | | | A total of 255 node address settings are available. The | | switches are a binary representation of the decimal node | | addresses. Switch 1 is the Least Significant Bit and | | switch 8 is the Most Significant Bit. The switches have | | the following decimal values: switch 1=1, 2=2, 3=4, 4=8, | | 5=16, 6=32, 7=64, 8=128. Turn off the switches and add the| | values of the off switches to obtain the correct node | | address. (On=0, off=1) | +------------------------------------------------------------+ +------------------------------------------------------------+ | INTERRUPT REQUEST | |------------------------------------------------------------| | IRQ | JP1 | JP2 | JP3 | JP4 | JP5 | |---------+----------+---------+---------+---------+---------| |>> | 2 | Closed | Open | Open | Open | Open | |---+-----+----------+---------+---------+---------+---------| | | 3 | Open | Closed | Open | Open | Open | |---+-----+----------+---------+---------+---------+---------| | | 4 | Open | Open | Closed | Open | Open | |---+-----+----------+---------+---------+---------+---------| | | 5 | Open | Open | Open | Closed | Open | |---+-----+----------+---------+---------+---------+---------| | | 7 | Open | Open | Open | Open | Closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | CABLE LENGTH AND RESPONSE/RECONFIGURATION TIMEOUTS | |------------------------------------------------------------| | Cable | Response | Reconfiguration | JP6 | JP7 | | Length | Time | | | | |-------------+----------+-----------------+--------+--------| |>> | < | 74.7us | 840ms | Open | Open | | | 20,000 | | | | | | | feet | | | | | |---+---------+----------+-----------------+--------+--------| | | > | 283.4us | 1680ms | Closed | Open | | | 20,000 | | | | | | | feet | | | | | |---+---------+----------+-----------------+--------+--------| | | > | 561.8us | 1680ms | Open | Closed | | | 20,000 | | | | | | | feet | | | | | |---+---------+----------+-----------------+--------+--------| | | > | 1118.6us | 1680ms | Closed | Closed | | | 20,000 | | | | | | | feet | | | | | |------------------------------------------------------------| | Note: All NICs on the network must have this option set | | the same. | +------------------------------------------------------------+ +------------------------------------------------------------+ | BASE MEMORY ADDRESS | |------------------------------------------------------------| | Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 | |------------+-------+-------+-------+-------+-------+-------| |>> | D000h | Off | Off | On | Off | On | On | |---+--------+-------+-------+-------+-------+-------+-------| | | C000h | Off | Off | On | On | On | On | |---+--------+-------+-------+-------+-------+-------+-------| | | C400h | Off | Off | On | On | On | Off | |---+--------+-------+-------+-------+-------+-------+-------| | | C800h | Off | Off | On | On | Off | On | |---+--------+-------+-------+-------+-------+-------+-------| | | CC00h | Off | Off | On | On | Off | Off | |---+--------+-------+-------+-------+-------+-------+-------| | | D400h | Off | Off | On | Off | On | Off | |---+--------+-------+-------+-------+-------+-------+-------| | | D800h | Off | Off | On | Off | Off | On | |---+--------+-------+-------+-------+-------+-------+-------| | | DC00h | Off | Off | On | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPATIBLY MODE | |------------------------------------------------------------| | Mode | SW1/8 | |-------------------------------------------+----------------| |>> | Enhanced mode | On | |------------+------------------------------+----------------| | | Compatible mode | Off | |------------------------------------------------------------| | Note:Enhanced mode optimizes performance and minimizes | | conflicts of your hardware, by using a Thomas-Conrad | | ARCNET drivers. It is also not necessary to set the I/O | | address. In compatible mode the adapter can use most | | existing ARCNET drivers. | +------------------------------------------------------------+ +------------------------------------------------------------+ | I/O BASE ADDRESS | |------------------------------------------------------------| | I/O | SW3/3 | SW3/4 | SW3/5 | SW3/6 | SW3/7 | SW3/8 | |-----------+--------+-------+-------+-------+-------+-------| |>> | 2E0h | Off | On | Off | Off | Off | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 2F0h | Off | On | Off | Off | Off | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 300h | Off | Off | On | On | On | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 310h | Off | Off | On | On | On | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 320h | Off | Off | On | On | Off | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 330h | Off | Off | On | On | Off | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 340h | Off | Off | On | Off | On | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 350h | Off | Off | On | Off | On | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 360h | Off | Off | On | Off | Off | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 370h | Off | Off | On | Off | Off | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 380h | Off | Off | Off | On | On | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 390h | Off | Off | Off | On | On | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 3A0h | Off | Off | Off | On | Off | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 3B0h | Off | Off | Off | On | Off | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 3C0h | Off | Off | Off | Off | On | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 3D0h | Off | Off | Off | Off | On | Off | |---+-------+--------+-------+-------+-------+-------+-------| | | 3E0h | Off | Off | Off | Off | Off | On | |---+-------+--------+-------+-------+-------+-------+-------| | | 3F0h | Off | Off | Off | Off | Off | Off | +------------------------------------------------------------+ +------------------------------------------------------------+ | FACTORY CONFIGURED SETTINGS - DO NOT ALTER | |------------------------------------------------------------| | Switch | Setting | |-----------------------------+------------------------------| | SW1/7 | Unused | |-----------------------------+------------------------------| | SW3/1 | Unused | |-----------------------------+------------------------------| | SW3/2 | Unused | +------------------------------------------------------------+