MICRODYNE CORPORATION
EXOS 205T
| 
 NIC Type  | 
 Ethernet  | 
| 
 Processor  | 
 Intel 80186  | 
| 
 Processor Speed  | 
 8MHz  | 
| 
 Chip Set  | 
 Intel 82586  | 
| 
 Maximum Onboard Memory  | 
 512KB DRAM  | 
| 
 Data Bus  | 
 8/16-bit ISA  | 
| 
 Network Transfer Rate  | 
 10Mbps  | 
| 
 Topology  | 
 Linear Bus  | 
| 
 Wiring Type  | 
 RG-58A/U 50ohm coaxial AUI transceiver via DB-15 port  | 
| 
 Boot ROM  | 
 Available (location unidentified)  | 
| 
 CONNECTIONS  | |||
| 
 Function  | 
 Label  | 
 Function  | 
 Label  | 
| 
 AUI transceiver via DB-15 port  | 
 CN1  | 
 RG-58A/U 50ohm coaxial connector  | 
 CN2  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Setting  | 
 Label  | 
 Position  | |
| » | 
 SQE heartbeat enabled  | 
 J2  | 
 Open  | 
| 
 SQE heartbeat disabled  | 
 J2  | 
 Closed  | |
| » | 
 Carrier detect enabled  | 
 J3  | 
 Open  | 
| 
 Carrier detect disabled  | 
 J3  | 
 Closed  | |
| » | 
 Auto-detect bus size  | 
 J33  | 
 Closed  | 
| 
 Force 8-bit bus size  | 
 J33  | 
 Open  | |
| 
 CABLE TYPE  | |
| 
 Setting  | 
 S1  | 
| 
 RG-58A/U 50ohm coaxial  | 
 On  | 
| 
 AUI transceiver via DB-15 port  | 
 Off  | 
| 
 BASE I/O ADDRESS  | |||
| 
 Setting  | 
 J24  | 
 J25  | |
| 
 300h  | 
 Closed  | 
 Closed  | |
| » | 
 310h  | 
 Open  | 
 Closed  | 
| 
 320h  | 
 Closed  | 
 Open  | |
| 
 330h  | 
 Open  | 
 Open  | |
| 
 BOOT ROM ADDRESS  | |||||||||
| 
 Setting  | 
 J16  | 
 J17  | 
 J18  | 
 J19  | 
 J20  | 
 J21  | 
 J22  | 
 J23  | |
| 
 C0000h  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 C4000h  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 C8000h  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 CC000h  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 D0000h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 D4000h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 D8000h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 DC000h  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| » | 
 Disabled  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 INTERRUPT  | |||||||
| 
 Setting  | 
 J10  | 
 J11  | 
 J12  | 
 J13  | 
 J14  | 
 J15  | |
| » | 
 
  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ3  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ4  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 IRQ6  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 IRQ7  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 IRQ10  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ11  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ12  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ13  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ14  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 INTERRUPT (CON’T)  | ||||||
| 
 Setting  | 
 J34  | 
 J35  | 
 J36  | 
 J37  | 
 J38  | |
| » | 
 
  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
| 
 IRQ3  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ4  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ5  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ6  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ7  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ10  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | |
| 
 IRQ11  | 
 Open  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | |
| 
 IRQ12  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | |
| 
 IRQ13  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | |
| 
 IRQ14  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | |
| 
 DRAM CONFIGURATION  | ||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
| 
 256KB  | 
 (2) 256K x 4  | 
 None  | 
| 
 512KB  | 
 (2) 256K x 4  | 
 (2) 256K x 4  | 
| 
 DRAM JUMPER  | |
| 
 Size  | 
 J1  | 
| 
 256KB  | 
 Closed  | 
| 
 512KB  | 
 Open  |