DTC6180-15TX (REV. B) Hard Disk/Floppy Controller Settings and Configuration

Data Bus	16-bit ISA
Card Size	Full-length, full-height card
Hard Drives supported	Two ESDI drives with 17 or 60 sector mapping
Floppy drives supported	None
Sector interleave	1:1

CONNECTIONS
Function	Location	Function	Location
34-pin cable connector - hard drive	J2	20-pin data cable connector - drive 1	J4
20-pin data cable connector - drive 0	J3	4-pin connector - drive active LED	J5

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	Wait state disabled	W2	Open
	Wait state enabled	W2	Closed
»	BIOS SRAM is 2Kx8 (6116)	W3	Open
	BIOS SRAM is 8Kx8 (6264)	W3	Closed
»	Track buffer size is 32Kx8 SRAM	W4	Pins 1 & 2 closed
	Track buffer size is 8Kx8 SRAM	W4	Pins 2 & 3 closed
»	Factory configured - do not alter	SW1/1	On
»	Primary port address (1F0h-1F7h) enabled	SW1/2	Off
	Secondary port address (170h-177h) enabled	SW1/2	On
»	Auto-deselect disabled	SW1/3	Off
	Auto-deselect enabled	SW1/3	On
»	BIOS EPROM enabled	SW1/4	On
	BIOS EPROM disabled	SW1/4	Off
»	Interrupt after reset enabled	SW1/7	On
	Interrupt after reset disabled	SW1/7	Off
»	Track buffer enabled	SW1/8	On
	Track buffer disabled	SW1/8	Off

BIOS ADDRESS SELECTION
Address		SW1/5	SW1/6
»	C8000h	Off	Off
	D0000h	Off	On
	D4000h	On	On
	D8000h	On	Off