UNIDENTIFIED
FDC-344
| 
 Card Type  | 
 Floppy controller  | 
| 
 Chipset Controller  | 
 Unidentified  | 
| 
 I/O Options  | 
 360KB, 720KB, 1.2MB, 1.44MB drives (4)  | 
| 
 Maximum Dram  | 
 N/A  | 
| 
 CONNECTIONS  | |
| 
 Purpose  | 
 Location  | 
| 
 34-pin floppy drive controller 1  | 
 CN1  | 
| 
 34-pin floppy drive controller 2  | 
 CN2  | 
| 
 FLOPPY DRIVE 1 CONFIGURATION  | |
| 
 Size Drive  | 
 JP1  | 
| 
 360KB  | 
 Pins 1 & 9 closed  | 
| 
 720KB  | 
 Pins 1 & 9, 2 & 10 closed  | 
| 
 1.2MB  | 
 All open  | 
| 
 1.44MB  | 
 Pins 2 & 10 closed  | 
| 
 FLOPPY DRIVE 2 CONFIGURATION  | |
| 
 Size Drive  | 
 JP1  | 
| 
 360KB  | 
 Pins 3 & 11 closed  | 
| 
 720KB  | 
 Pins 3 & 11, 4 & 12 closed  | 
| 
 1.2MB  | 
 All open  | 
| 
 1.44MB  | 
 Pins 4 & 12 closed  | 
| 
 FLOPPY DRIVE 3 CONFIGURATION  | |
| 
 Size Drive  | 
 JP1  | 
| 
 360KB  | 
 Pins 5 & 13 closed  | 
| 
 720KB  | 
 Pins 5 & 13, 6 & 14 closed  | 
| 
 1.2MB  | 
 All open  | 
| 
 1.44MB  | 
 Pins 6 & 14 closed  | 
| 
 FLOPPY DRIVE 4 CONFIGURATION  | |
| 
 Size Drive  | 
 JP1  | 
| 
 360KB  | 
 Pins 7 & 15 closed  | 
| 
 720KB  | 
 Pins 7 & 15, 8 & 16 closed  | 
| 
 1.2MB  | 
 All open  | 
| 
 1.44MB  | 
 Pins 8 & 16 closed  |