COMPEX, INC.
ANET16-1A (REV. B)
NIC Type | ARCnet |
Transfer Rate | 2.5Mbps |
Data Bus | 16-bit ISA |
Topology | Star Linear Bus |
Wiring Type | Unshielded twisted pair RG-62A/U 93ohm coaxial |
Boot ROM | Available |

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 | JP1A | JP1B | JP1C | JP1D | JP1E | JP1F | JP1G | JP1H | JP1I | |
| » | 2/9 | Open | Open | Open | Open | Closed | Open | Open | Open | Open |
3 | Open | Open | Open | Open | Open | Closed | Open | Open | Open | |
4 | Open | Open | Open | Open | Open | Open | Closed | Open | Open | |
5 | Open | Open | Open | Open | Open | Open | Open | Closed | Open | |
7 | Open | Open | Open | Open | Open | Open | Open | Open | Closed | |
10 | Open | Open | Open | Closed | Open | Open | Open | Open | Open | |
11 | Open | Open | Closed | Open | Open | Open | Open | Open | Open | |
12 | Open | Closed | Open | Open | Open | Open | Open | Open | Open | |
15 | Closed | Open | Open | Open | Open | Open | Open | Open | Open | |
I/O BASE ADDRESS | ||||
Address | JP2A | JP2B | JP2C | |
260h | Closed | Closed | Closed | |
290h | Open | Closed | Closed | |
| » | 2E0h | Closed | Open | Closed |
2F0h | Open | Open | Closed | |
300h | Closed | Closed | Open | |
350h | Open | Closed | Open | |
380h | Closed | Open | Open | |
3E0h | Open | Open | Open | |
BOOT ROM ADDRESS | |||||||
Address | JP3A | JP3B | JP3C | JP3D | JP3E | ||
C0000h 1 | Closed | Closed | Closed | Closed | Closed | ||
C4000h 1 | Closed | Closed | Open | Closed | Closed | ||
CC000h | Closed | Closed | Closed | Open | Closed | ||
| » | D0000h | Closed | Closed | Open | Open | Closed | |
D4000h | Closed | Closed | Closed | Closed | Open | ||
D8000h | Closed | Closed | Open | Closed | Open | ||
DC000h | Closed | Closed | Closed | Open | Open | ||
E0000h | Closed | Closed | Open | Open | Open | ||
Note 1 :These options can be supported by XT or fully XT-compatible PCs only. | |||||||
WAIT STATE | ||
Setting | JP4 | |
| » | Zero wait states disabled | Open |
Zero wait states enabled | Closed | |
Note:If Zero wait state is enabled, IOCHRDY (JP5) must be disabled. | ||
I/O CHANNEL READY | ||
Setting | JP5 | |
| » | IOCHRDY signal disabled | Open |
IOCHRDY signal enabled | Closed | |
Note:If IOCHRDY signal is enabled, Zero wait state (JP4) must be disabled. If optional PROM is installed, IOCHRDY must be enabled and Zero wait state (JP4) must be disabled. | ||
CABLE TYPE | ||
Type | JP7 & JP8 | |
| » | RG62A/U 93ohm coaxial | Pins 1 & 2 Closed |
Unshielded twisted pair | Pins 2 & 3 Closed | |
TOPOLOGY CONFIGURATION | ||
Mode | JP9 | |
| » | Star | Closed |
Linear Bus | Open | |
DIAGNOSTIC LED(S)S | |||
LED | Color | Status | Condition |
LED1 | Red | On | Network connection is good |
LED1 | Red | Blinking | Network connection is bad or no other nodes are active |
LED2 | Green | On | Data is being transmitted or received |
LED2 | Green | Off | Data is not being transmitted or received |
LED2 | Green | Blinking | System is being powered up |