COMPEX, INC. ANET16-1A NIC Type ARCnet Transfer Rate 2.5Mbps Data Bus 16-bit ISA Topology Star Linear Bus Wiring Type Shielded/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) INTERRUPT REQUEST IRQ JP1 JP2 JP3 JP4 JP5 » 2/9 Open Open Open Open Closed 3 Open Open Open Closed Open 4 Open Open Closed Open Open 5 Open Closed Open Open Open 7 Closed Open Open Open Open I/O ADDRESS Address JP6 JP7 JP8 260h Closed Closed Closed 290h Closed Closed Open » 2E0h Closed Open Closed 2F0h Closed Open Open 300h Open Closed Closed 350h Open Closed Open 380h Open Open Closed 3E0h Open Open Open Note:Jumpers count from right to left in the diagram. BOOT ROM Setting JP14 » Disabled Open Enabled Closed BASE ADDRESS AND BOOT ROM ADDRESS Address Boot ROM JP9 JP10 JP11 JP12 JP13 Address C0000h C2000h Closed Closed Closed Closed Closed C4000h C6000h Closed Closed Open Closed Closed CC000h CE000h Closed Open Closed Closed Closed D0000h D2000h Closed Open Open Closed Closed D4000h D6000h Open Closed Closed Closed Closed D8000h DA000h Open Closed Open Closed Closed DC000h DE000h Open Open Closed Closed Closed E0000h E2000h Open Open Open Closed Closed Note:Jumpers count from right to left in the diagram. WAIT STATE Setting JP15 » Zero wait states disabled Open Zero wait states enabled Closed Note:If Zero wait states are enabled, IOCHRDY (JP20) must be disabled. CABLE TYPE Type Topology JP16 JP17 » RG62A/U 93ohm with Star Pins 1 & 2 Closed terminator Closed RG62A/U 93ohm without Bus Open Closed terminator Shielded/Unshielded Bus Pins 2 & 3 Open twisted pair Closed I/O CHANNEL READY Status JP20 » IOCHRDY signal disabled Open IOCHRDY signal enabled Closed Note:If IOCHRDY signal is enabled, Zero wait state (JP15) must be disabled. If optional PROM is installed,