ADDTRON TECHNOLOGY COMPANY, LTD. ARC 120TP NIC Type ARCnet Transfer Rate 2.5Mbps Data Bus 8-bit ISA Topology Star Linear bus Wiring Type Unshielded twisted pair RG-62A/U 93ohm coaxial Boot ROM Available [Image] NODE ADDRESS Node SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 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) BOOT ROM Setting JP1A » Disabled Open Enabled Closed CABLE LENGTH AND RESPONSE/RECONFIGURATION TIMEOUTS Cable Length Response Reconfiguration JP1B JP1C 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. INTERRUPT REQUEST IRQ JP1D JP1E JP1F JP1G JP1H » 2/9 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 CONNECTOR TYPE Type JP2A JP2B Unshielded twisted pair Closed Open RG62A/U 93ohm coaxial Open Closed ONBOARD TERMINATOR Setting JP2C » Enabled Closed Disabled Open Notes:If the card is on either end of a linear bus network segment, the onboard terminator may be used instead of using an external terminator. I/O BASE ADDRESS Address SW2/6 SW2/7 SW2/8 260-26Fh On On On 290-29Fh Off On On » 2E0-2EFh On Off On 2F0-2FFh Off Off On 300-30Fh On On Off 350-35Fh Off On Off 380-38Fh On Off Off 3E0-3EFh Off Off Off BASE MEMORY ADDRESS & BOOT ROM ADDRESS Base Address Boot ROM SW2/1 SW2/2 SW2/3 SW2/4 SW2/5 Address C0000-C07FFh C2000-C3FFFh On On On On On C0800-C0FFFh C2000-C3FFFh Off On On On On C1000-C17FFh C2000-C3FFFh On Off On On On C1800-C1FFFh C2000-C3FFFh Off Off On On On C4000-C47FFh C6000-C7FFFh On On Off On On C4800-C4FFFh C6000-C7FFFh Off On Off On On C5000-C57FFh C6000-C7FFFh On Off Off On On C5800-C5FFFh C6000-C7FFFh Off Off Off On On CC000-CC7FFh CE000-CFFFFh On On On Off On CC800-CCFFFh CE000-CFFFFh Off On On Off On CD000-CD7FFh CE000-CFFFFh On Off On Off On CD800-CDFFFh CE000-CFFFFh Off Off On Off On » D0000-D07FFh D2000-D3FFFh On On Off Off On D0800-D0FFFh D2000-D3FFFh Off On Off Off On D1000-D17FFh D2000-D3FFFh On Off Off Off On D1800-D1FFFh D2000-D3FFFh Off Off Off Off On D4000-D47FFh D6000-D7FFFh On On On On Off D4800-D4FFFh D6000-D7FFFh Off On On On Off D5000-D57FFh D6000-D7FFFh On Off On On Off D5800 D5FFFh D6000-D7FFFh Off Off On On Off D8000-D87FFh DA000-DBFFFh On On Off On Off D8800-D8FFFh DA000-DBFFFh Off On Off On Off D9000-D97FFh DA000-DBFFFh On Off Off On Off D9800-D9FFFh DA000-DBFFFh Off Off Off On Off DC000-DC7FFh DE000-DFFFFh On On On Off Off DC800-DCFFFh DE000-DFFFFh Off On On Off Off DD000-DD7FFh DE000-DFFFFh On Off On Off Off DD800-DDFFFh DE000-DFFFFh Off Off On Off Off E0000-E07FFh E2000-E3FFFh On On Off Off Off E0800-E0FFFh E2000-E3FFFh Off On Off Off Off E1000-E17FFh E2000-E3FFFh On Off Off Off Off E1800-E1FFFh E2000-E3FFFh Off Off Off Off Off DIAGNOSTIC LED(S) Color Status Condition Green On Twisted pair network connection is good Green Off Twisted pair network connection is broken Red On Data is being transmitted or received. Red Off Data is not being transmitted or received.