DATA TECHNOLOGY CORPORATION
DTC6180-15TX, DTC6280-15TX
| 
 
  | 
Data bus: 16-bit, ISA
Size: Full-length, full-height card
Hard drives supported: Two ESDI RLL drives with 17,32, or 60 sector mapping
Floppy drives supported: DTC6180-15TX: None
DTC6280-15TX: Four 360KB, 720KB, 1.2MB, 1.44MB
Sector interleave: 1:1
| 
 CONNECTIONS  | |
| 
 Function  | 
 Location  | 
| 
 34-pin data cable connector-floppy drive (DTC6280-15TX only)  | 
 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 SETTTINGS - DTC6X80-15TX  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Reserved for Floppy precomp  | 
 W1  | 
 open  | 
| » | 
 Wait state disabled  | 
 W2  | 
 open  | 
| 
 Wait state enabled  | 
 W2  | 
 closed  | |
| » | 
 BIOS SRAM is 8Kx8 (6264)  | 
 W3  | 
 pins 1 & 2 closed  | 
| 
 BIOS SRAM is 2Kx8 (6116) (Hard-wired)  | 
 W3  | 
 pins 2 & 3 closed  | |
| » | 
 Track buffer size is 32Kx8 SRAM  | 
 W4  | 
 pins 1 & 2 closed  | 
| 
 Track buffer size is 8Kx8 SRAM  | 
 W4  | 
 pins 2 & 3 closed  | |
| » | 
 Hard Drive Interrupt is IRQ14  | 
 W5  | 
 pins 1 & 2 closed  | 
| 
 Hard Drive Interrupt is IRQ15  | 
 W5  | 
 pins 2 & 3 closed  | |
| 
 BIOS ADDRESS - DTC6180-15TX  | |||
| 
 Address  | 
 SW1/switch 5  | 
 SW1/switch 6  | |
| » | 
 C8000h  | 
 off  | 
 off  | 
| 
 D8000h  | 
 on  | 
 off  | |
| 
 D0000h  | 
 off  | 
 on  | |
| 
 D4000h  | 
 on  | 
 on  | |
| 
 USER CONFIGURABLE SETTINGS - DTC6280-15TX  | |||
| 
 Function  | 
 Location  | 
 Setting  | |
| » | 
 Floppy drive data transfer rate is 300Kb/s  | 
 SW1/switch 1  | 
 off  | 
| 
 Floppy drive data transfer rate is 250Kb/s  | 
 SW1/switch 1  | 
 on  | |
| » | 
 PS/2-type floppy at Drive Select 2 not supported  | 
 SW1/switch 2  | 
 on  | 
| 
 PS/2-type floppy drive on Drive Select 2 supported  | 
 SW1/switch 2  | 
 off  | |
| » | 
 Floppy drive enabled  | 
 SW1/switch 3  | 
 off  | 
| 
 Floppy drive disabled  | 
 SW1/switch 3  | 
 on  | |
| » | 
 Hard drive port address 1F0-1F7h and floppy drive port address 3F2-3F7h  | 
 
 SW1/switch 4  | 
 
 off  | 
| 
 Hard drive port address 170-177h and floppy drive port address 372-377h  | 
 
 SW1/switch 4  | 
 
 on  | |
| » | 
 Auto deselect enabled  | 
 SW1/switch 5  | 
 on  | 
| 
 Auto deselect disabled  | 
 SW1/switch 5  | 
 off  | |
| » | 
 BIOS enabled  | 
 SW1/switch 6  | 
 on  | 
| 
 BIOS disabled  | 
 SW1/switch 6  | 
 off  | |
| » | 
 Initial interrupt enabled after reset  | 
 SW1/switch 9  | 
 on  | 
| 
 Initial interrupt disabled after reset  | 
 SW1/switch 9  | 
 off  | |
| » | 
 Track buffer enabled  | 
 SW1/switch 10  | 
 on  | 
| 
 Track buffer disabled  | 
 SW1/switch 10  | 
 off  | |
| 
 BIOS ADDRESS - DTC6280-15TX  | ||
| 
 Address  | 
 SW1/switch 7  | 
 SW1/switch 8  | 
| 
 C8000h  | 
 off  | 
 off  | 
| 
 D8000h  | 
 on  | 
 off  | 
| 
 D0000h  | 
 off  | 
 on  | 
| 
 D4000h  | 
 on  | 
 on  |