LONGSHINE MICROSYSTEM, INC.
LCS-8830 (REVISION A1)
NIC Type | ARCnet |
Transfer Rate | 2.5Mbps |
Data Bus | 8-bit ISA |
Topology | Linear/Star |
Wiring Type | RG62A/U 93ohm coaxial Unshielded twisted pair |
Boot ROM | Available |

BASE I/O ADDRESS | |||
Address range | SW2/switch 6 | SW2/switch 7 | SW2/switch 8 |
260h - 26Fh | Closed | Closed | Closed |
290h - 29Fh | Open | Closed | Closed |
2E0h - 2EFh | Closed | Open | Closed |
2F0h - 2FFh | Open | Open | Closed |
300h - 30Fh | Closed | Closed | Open |
350h - 35Fh | Open | Closed | Open |
380h - 38Fh | Closed | Open | Open |
3E0h - 3EFh | Open | Open | Open |
BOOT ROM | ||
| Setting | JP2 | |
| » | Disabled | Open |
Enabled | Closed | |
BASE MEMORY ADDRESS | ||||||
RAM Address range | PROM address range | SW2/1 | SW2/2 | SW2/3 | SW2/4 | SW2/5 |
C:0000h - C:07FFh | C:2000h - C:3FFFh | On | On | On | On | On |
C:0800h - C:0FFFh | C:2000h - C:3FFFh | Off | On | On | On | On |
C:1000h - C:17FFh | C:2000h - C:3FFFh | On | Off | On | On | On |
C:1800h - C:1FFFh | C:2000h - C:3FFFh | Off | Off | On | On | On |
C:4000h - C:47FFh | C:6000h - C:7FFFh | On | On | Off | On | On |
C:4800h - C:4FFFh | C:6000h - C:7FFFh | Off | On | Off | On | On |
C:5000h - C:57FFh | C:6000h - C:7FFFh | On | Off | Off | On | On |
C:5800h - C:5FFFh | C:6000h - C:7FFFh | Off | Off | Off | On | On |
C:C000h - C:C7FFh | C:E000h - C:FFFFh | On | On | On | Off | On |
C:C800h - C:CFFFh | C:E000h - C:FFFFh | Off | On | On | Off | On |
C:D000h - C:D7FFh | C:E000h - C:FFFFh | On | Off | On | Off | On |
C:0000h - C:DFFFh | C:E000h - C:FFFFh | Off | Off | On | Off | On |
D: 0000h - D:07FFh | D:2000h - D:3FFFh | On | On | Off | Off | On |
D: 0800h - D:0FFFh | D:2000h - D:3FFFh | Off | On | Off | Off | On |
D:1000h - D:17FFh | D:2000h - D:3FFFh | On | Off | Off | Off | On |
D:1800h - D:1FFFh | D:2000h - D:3FFFh | Off | Off | Off | Off | On |
D:4000h - D:47FFh | D:6000h - D:7FFFh | On | On | On | On | Off |
D:4800h - D:4FFFh | D:6000h - D:7FFFh | Off | On | On | On | Off |
D:5000h - D:57FFh | D:6000h - D:7FFFh | On | Off | On | On | Off |
D:5800h - D:5FFFh | D:6000h - D:7FFFh | On | On | Off | Off | On |
D:8000h - D:87FFh | D:A000h - D:BFFFh | Off | Off | On | Off | On |
D:8800h - D:8FFFh | D:A000h - D:BFFFh | On | Off | On | Off | On |
D:9000h - D:97FFh | D:A000h - D:BFFFh | Off | On | On | Off | On |
D:9800h - D:9FFFh | D:A000h - D:BFFFh | On | On | On | Off | On |
D:C000h - D:C7FFh | D:E000h - D:FFFFh | Off | Off | Off | On | On |
D:C800h - D:CFFFh | D:E000h - D:FFFFh | On | Off | Off | On | On |
D:D000h - D:D7FFh | D:E000h - D:FFFFh | Off | On | Off | On | On |
D:D800h - D:DFFFh | D:E000h - D:FFFFh | On | On | Off | On | On |
E:0000h - E:07FFh | E:2000h - E:3FFFh | Off | Off | On | On | On |
E:0800h - E:0FFFh | E:2000h - E:3FFFh | On | Off | On | On | On |
E:1000h - E:17FFh | E:2000h - E:3FFFh | Off | On | On | On | On |
E:1800h - E:1FFFh | E:2000h - E:3FFFh | On | On | On | On | On |
INTERRUPT REQUEST | |||||
IRQ | JP1/1 | JP1/2 | JP1/3 | JP1/4 | JP1/5 |
IRQ2 | Closed | Open | Open | Open | Open |
IRQ3 | Open | Closed | Open | Open | Open |
IRQ4 | Open | Open | Closed | Open | Open |
IRQ5 | Open | Open | Open | Closed | Open |
IRQ7 | Open | Open | Open | Open | Closed |
RESPONSE AND RECONFIGURATION SETTINGS | |||
Response Time | Idle Time | Reconfiguration Time | JP3 |
78 m | 86 m | 840ms | Open |
285 m | 316 m | 1680ms | Pins 1 & 2 closed |
563 m | 624 m | 1680ms | Pins 3 & 4 closed |
1130 m | 1237 m | 1680ms | Closed |
NODE ADDRESS | ||||||||
Node | SW1/1 | SW1/2 | SW1/3 | SW1/4 | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
1 | On | On | On | On | On | On | On | Off |
2 | On | On | On | On | On | On | Off | On |
3 | On | On | On | On | On | On | Off | Off |
4 | On | On | On | On | On | Off | On | On |
251 | Off | Off | Off | Off | Off | On | Off | Off |
252 | Off | Off | Off | Off | Off | Off | On | On |
253 | Off | Off | Off | Off | Off | Off | On | Off |
254 | Off | Off | Off | Off | Off | Off | Off | On |
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 8 is the Least Significant Bit and switch 1 is the Most Significant Bit. The switches have the following decimal values: switch 1=128, 2=64, 3=32, 4=16, 5=8, 6=4, 7=2, 8=1. Turn Off the switches and add the values of the Off switches to obtain the correct node address. (On=0, Off=1) | ||||||||