LARK ASSOCIATES, INC.
LRK-330/331
| 
 
  | |
| 
 Data bus:  | 
 16-bit ISA  | 
| 
 Size:  | 
 Three-quarter length, full-height card  | 
| 
 Hard drive supported:  | 
 Two ESDI drives  | 
| 
 Floppy drives supported:  | 
 Two 360KB, 720KB, 1.2MB, or 1.44MB drives  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin cable connector - floppy drive  | 
 J1  | 
| 
 20-pin data cable connector- drive 1  | 
 J3  | 
| 
 20-pin data cable connector- drive 0  | 
 J4  | 
| 
 34-pin control cable connector-hard drive  | 
 J5  | 
| 
 4-pin connector - drive active LED  | 
 J6  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Primary hard drive address is 1F0h-1F7h Primary floppy drive address is 370h-3F7h  | 
 W1  | 
 open  | 
| » | 
 Secondary hard drive address is 170h-177h Secondary floppy drive address is 370h-377h  | 
 W1  | 
 closed  | 
| » | 
 Floppy drive is single speed  | 
 W2  | 
 open  | 
| 
 Floppy drive is dual speed  | 
 W2  | 
 closed  | |
| » | 
 Interrupt delay disabled  | 
 W3  | 
 open  | 
| 
 Interrupt delay enabled  | 
 W3  | 
 closed  | |
| 
 USER CONFIGURABLE SETTINGS (CONTINUED)  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Factory configured - do not alter  | 
 W4  | 
 N/A  | 
| » | 
 IDE(AT) IRQ 14 select  | 
 W9  | 
 closed  | 
| 
 IDE(AT) IRQ 15 select  | 
 W10  | 
 closed  | |
| » | 
 Floppy drive interface enabled  | 
 W11  | 
 open  | 
| 
 Floppy drive interface disabled  | 
 W11  | 
 closed  | |
| 
 Note: W12 is unidentified  | |||
| 
 BIOS ADDRESS SELECTION  | |||||
| 
 Address  | 
 W5  | 
 W6  | 
 W7  | 
 W8  | |
| » | 
 C800h  | 
 closed  | 
 open  | 
 open  | 
 open  | 
| 
 CC00h  | 
 open  | 
 closed  | 
 open  | 
 open  | |
| 
 D000h  | 
 open  | 
 open  | 
 closed  | 
 open  | |
| 
 D400h  | 
 open  | 
 open  | 
 open  | 
 closed  | |
| 
 Disabled  | 
 open  | 
 open  | 
 open  | 
 open  | |