THOMAS-CONRAD CORPORATION TC6045 NIC Type ARCnet Transfer Rate 2.5Mbps Data Bus 16-bit ISA Topology Star Wiring Type RG62/U 93ohm coaxial Boot ROM Available [Image] 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 to of the off switches to obtain the correct node address. (On=0, Off=1) INTERRUPT REQUEST IRQ JP1 JP2 JP3 JP4 JP5 JP6 JP7 JP8 JP9 JP10 JP11 » 2 Open Open Open Open Open Open Open Open Open Open Closed 3 Open Open Open Open Open Closed Open Open Open Open Open 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 14 Closed Open Open Open Open Open Open Open Open Open Open 15 Open Closed Open Open Open Open Open Open Open Open Open 12 Open Open Closed Open Open Open Open Open Open Open Open 11 Open Open Open Closed Open Open Open Open Open Open Open 10 Open Open Open Open Closed Open Open Open Open Open Open CABLE LENGTH AND RESPONSE/RECONFIGURATION TIMEOUTS Cable Length Response Reconfiguration JP12 JP13 Time » < 20,000 74.7µs 840ms Open Open feet > 20,000 283.4µs 1680ms Open Closed feet > 20,000 561.8µs 1680ms Closed Open feet > 20,000 1118.6µs 1680ms Closed Closed feet Note: All NICs on the network must have this option set the same. COMPATIBILITY MODE Mode JP14 » Enhanced mode Closed Compatible mode Open Note: Enhanced mode optimizes performance and minimizes conflicts of your hardware, by using a Thomas-Conrad ARCNET driver. It is also not necessary to set the I/O address. In compatible mode the adapter can use most existing ARCNET drivers. BASE MEMORY ADDRESS Address SW1/5 SW1/6 SW1/7 SW1/8 SW3/1 SW3/2 » D0000h Off Off On Off On On C0000h Off Off On On On On C4000h Off Off On On On Off C8000h Off Off On On Off On CC000h Off Off On On Off Off D4000h Off Off On Off On Off D8000h Off Off On Off Off On DC000h Off Off On Off Off Off E0000h Off Off Off On On On E4000h Off Off Off On On Off E8000h Off Off Off On Off On EC000h Off Off Off On Off Off Note: Only addresses C0000h and D0000h are valid when using compatible mode. Address C0000h cannot be 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 SW1/1 On SW1/2 On SW1/3 On SW1/4 On