CMS ENHANCEMENTS, INC.
HCWD7VSE1/2
| 
 
  | |
| 
 Data bus:  | 
 16-bit ISA  | 
| 
 Size:  | 
 Three-quarter length, half-height card  | 
| 
 Hard drive supported:  | 
 Two ESDI ST506/412 drives  | 
| 
 Floppy drives supported:  | 
 360KB, 720KB, 1.2MB, 1.44MB  | 
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin control cable connector - floppy drive  | 
 J1  | 
| 
 34-pin control cable connector - hard drive  | 
 J2  | 
| 
 20-pin data cable connector - drive 0  | 
 J3  | 
| 
 20-pin data cable connector - drive 1  | 
 J4  | 
| 
 4-pin connector - drive active LED  | 
 J5  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Caching enabled  | 
 W1/A  | 
 open  | 
| 
 Caching disabled  | 
 W1/A  | 
 closed  | |
| » | 
 Four byte ECC mode enabled  | 
 W1/B  | 
 open  | 
| 
 Seven byte ECC mode enabled  | 
 W1/B  | 
 closed  | |
| » | 
 Disk address translation enabled  | 
 W1/C  | 
 open  | 
| 
 Disk address translation disabled  | 
 W1/C  | 
 closed  | |
| 
 USER CONFIGURABLE SETTINGS(CONTINUED)  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Factory configured - do not alter  | 
 W1/D  | 
 open  | 
| » | 
 Sectors per track determined by drive jumpers  | 
 W1/E  | 
 open  | 
| 
 Sectors per track not determined by drive jumpers  | 
 W1/E  | 
 closed  | |
| » | 
 Alternate hard drive sectors disabled  | 
 W1/F  | 
 open  | 
| 
 Alternate hard drive sectors enabled  | 
 W1/F  | 
 closed  | |
| » | 
 BIOS enabled  | 
 W3  | 
 open  | 
| 
 BIOS disabled  | 
 W3  | 
 closed  | |
| » | 
 Single speed floppy drive interface enabled  | 
 W5  | 
 open  | 
| 
 Dual speed floppy drive interface enabled  | 
 W5  | 
 closed  | |
| » | 
 Floppy drive address 3F2h select  | 
 W6  | 
 open  | 
| 
 Floppy drive address 372h select  | 
 W6  | 
 closed  | |
| » | 
 Interrupt IRQ14 enabled  | 
 W7  | 
 pins 1 & 2 closed  | 
| 
 Interrupt IRQ15 enabled  | 
 W7  | 
 pins 2 & 3 closed  | |
| » | 
 Base memory address is CC000h  | 
 W8  | 
 pins 2 & 3 closed  | 
| 
 Base memory address is C8000h  | 
 W8  | 
 pins 1 & 2 closed  | |
| » | 
 Hard drive address is 1F0h  | 
 W12  | 
 open  | 
| 
 Hard drive address is 170h  | 
 W12  | 
 closed  | |