KATRON TECHNOLOGIES, INC. ARC-120 NIC Type ARCnet Transfer Rate 2.5Mbps Data Bus 8-bit ISA Topology Star Linear bus Wiring Type RG-62A/U 93ohm coaxial Unshielded twisted pair 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) CONNECTIONS Function Location External LED1 (See LED table for JP1 LED1 indications) External LED2 (See LED table for JP2 LED2 indications) BOOT ROM Setting JP3 » Disable Pins 2 & 3 closed Enable Pins 1 & 2 closed INTERRUPT REQUEST IRQ JP4A JP4B JP4C JP4D JP4E » 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 TYPE Type JP5A - JP5C Unshielded twisted pair Pins 1 & 2 closed AUI transceiver via DB-15 port Pins 2 & 3 closed ONBOARD TERMINATOR Setting JP6 » Disabled Pins 1 & 2 closed Enabled Pins 2 & 3 closed Notes:If the card is on either end of a linear bus network segment, the onboard terminator can be used instead of using an external terminator. I/O BASE ADDRESS Address JP7F JP7G JP7H 260-26Fh Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed 290-29Fh Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed » 2E0-2EFh Pins 2 & 3 Pins 1 & 2 Pins 2 & 3 closed closed closed 2F0-2FFh Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed 300-30Fh Pins 2 & 3 Pins 2 & 3 Pins 1 & 2 closed closed closed 350-35Fh Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 closed closed closed 380-38Fh Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed 3E0-3EFh Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed BASE MEMORY ADDRESS & BOOT ROM ADDRESS Base Address Boot ROM JP7A JP7B JP7C JP7D JP7E Address C0000-C07FFh C2000-C3FFFh Pins Pins Pins Pins Pins 2&3 2&3 2&3 2&3 2&3 C0800-C0FFFh C2000-C3FFFh Pins Pins Pins Pins Pins 1&2 2&3 2&3 2&3 2&3 C1000-C17FFh C2000-C3FFFh Pins Pins Pins Pins Pins 2&3 1&2 2&3 2&3 2&3 C1800-C1FFFh C2000-C3FFFh Pins Pins Pins Pins Pins 1&2 1&2 2&3 2&3 2&3 C4000-C47FFh C6000-C7FFFh Pins Pins Pins Pins Pins 2&3 2&3 1&2 2&3 2&3 C4800-C4FFFh C6000-C7FFFh Pins Pins Pins Pins Pins 1&2 2&3 1&2 2&3 2&3 C5000-C57FFh C6000-C7FFFh Pins Pins Pins Pins Pins 2&3 1&2 1&2 2&3 2&3 C5800-C5FFFh C6000-C7FFFh Pins Pins Pins Pins Pins 1&2 1&2 1&2 2&3 2&3 CC000-CC7FFh CE000-CFFFFh Pins Pins Pins Pins Pins 2&3 2&3 2&3 1&2 2&3 CC800-CCFFFh CE000-CFFFFh Pins Pins Pins Pins Pins 1&2 2&3 2&3 1&2 2&3 CD000-CD7FFh CE000-CFFFFh Pins Pins Pins Pins Pins 2&3 1&2 2&3 1&2 2&3 CD800-CDFFFh CE000-CFFFFh Pins Pins Pins Pins Pins 1&2 1&2 2&3 1&2 2&3 » D0000-D07FFh D2000-D3FFFh Pins Pins Pins Pins Pins 2&3 2&3 1&2 1&2 2&3 D0800-D0FFFh D2000-D3FFFh Pins Pins Pins Pins Pins 1&2 2&3 1&2 1&2 2&3 D1000-D17FFh D2000-D3FFFh Pins Pins Pins Pins Pins 2&3 1&2 1&2 1&2 2&3 D1800-D1FFFh D2000-D3FFFh Pins Pins Pins Pins Pins 1&2 1&2 1&2 1&2 2&3 D4000-D47FFh D6000-D7FFFh Pins Pins Pins Pins Pins 2&3 2&3 2&3 2&3 1&2 D4800-D4FFFh D6000-D7FFFh Pins Pins Pins Pins Pins 1&2 2&3 2&3 2&3 1&2 D5000-D57FFh D6000-D7FFFh Pins Pins Pins Pins Pins 2&3 1&2 2&3 2&3 1&2 D5800 D5FFFh D6000-D7FFFh Pins Pins Pins Pins Pins 1&2 1&2 2&3 2&3 1&2 D8000-D87FFh DA000-DBFFFh Pins Pins Pins Pins Pins 2&3 2&3 1&2 2&3 1&2 D8800-D8FFFh DA000-DBFFFh Pins Pins Pins Pins Pins 1&2 2&3 1&2 2&3 1&2 D9000-D97FFh DA000-DBFFFh Pins Pins Pins Pins Pins 2&3 1&2 1&2 2&3 1&2 D9800-D9FFFh DA000-DBFFFh Pins Pins Pins Pins Pins 1&2 1&2 1&2 2&3 1&2 DC000-DC7FFh DE000-DFFFFh Pins Pins Pins Pins Pins 2&3 2&3 2&3 1&2 1&2 DC800-DCFFFh DE000-DFFFFh Pins Pins Pins Pins Pins 1&2 2&3 2&3 1&2 1&2 DD000-DD7FFh DE000-DFFFFh Pins Pins Pins Pins Pins 2&3 1&2 2&3 1&2 1&2 DD800-DDFFFh DE000-DFFFFh Pins Pins Pins Pins Pins 1&2 1&2 2&3 1&2 1&2 E0000-E07FFh E2000-E3FFFh Pins Pins Pins Pins Pins 2&3 2&3 1&2 1&2 1&2 E0800-E0FFFh E2000-E3FFFh Pins Pins Pins Pins Pins 1&2 2&3 1&2 1&2 1&2 E1000-E17FFh E2000-E3FFFh Pins Pins Pins Pins Pins 2&3 1&2 1&2 1&2 1&2 E1800-E1FFFh E2000-E3FFFh Pins Pins Pins Pins Pins 1&2 1&2 1&2 1&2 1&2 Note:Pins designated should be in the closed position. DIAGNOSTIC LED(S) LED Color Status Condition LED1 Green On Network connection is good LED1 Green Off Network connection is broken LED2 Red On Data is being transmitted or received. LED2 Red Off Data is not being transmitted or received.