ZENITH DATA SYSTEMS
RS-422 CURRENT LOOP LAN INTERFACE CARD
|
Card Type |
Serial I/O controller |
|
Chipset Controller |
Unidentified |
|
I/O Options |
RS-422 serial port |
|
Maximum Dram |
N/A |
|
CONNECTIONS |
|
|
Purpose |
Location |
|
RS-422 serial interface |
CN1 |
|
INTERRUPT SELECT |
||||||||
|
IRQ |
JP2/A |
JP2/B |
JP2/C |
JP2/D |
JP2/E |
JP2/F |
JP2/G |
JP2/H |
|
IRQ4 |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
|
IRQ3 |
Closed |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
|
IRQ5 |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
Open |
|
IRQ10 |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
Open |
|
IRQ11 |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
Open |
|
IRQ12 |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
Open |
|
IRQ14 |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
Open |
|
IRQ15 |
Open |
Open |
Open |
Open |
Open |
Open |
Open |
Closed |
|
BASE MEMORY ADDRESS SELECT |
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|
Address |
SW1/2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
|
3F8-3FFh |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
2F8-2FFh |
Off |
On |
Off |
Off |
Off |
Off |
Off |
|
1A0-1A7h |
On |
Off |
Off |
On |
Off |
On |
On |
|
RTS/CTS CONFIGURATION |
|
|
Setting |
JP1 |
|
RTS/CTS handshaking disabled |
Open |
|
RTS/CTS handshaking enabled |
Closed |
|
CURRENT LOOP INTERFACE CONFIGURATION |
|
|
Setting |
SW1/1 |
|
Disabled |
On |
|
Enabled |
Off |