RT1000C-6/RT1000C-8 Hard Disk/Floppy Controller Settings and Configuration

Data bus:	8-bit, ISA
Size:	Half-length, full-height card
Hard drive supported:	Up to seven SCSI devices
Floppy drives supported:	Two 360KB, 720KB, 1.2MB or 1.44MB drives

CONNECTIONS
Function	Location
50-pin SCSI connector - internal	J15
50-pin SCSI connector - external	J18

USER CONFIGURABLE SETTINGS
Function		Location	Setting
	I/O mapped data transfer enabled (BIOS-installed version)	J8	closed
	Memory mapped data transfer enabled (BIOS not installed)	J8	open
»	Other drive is Drive A:	J9	open
	Floptical drive is Drive A:	J9	closed
	Factory configured - do not alter	J10	open
»	Zero Wait State disabled	J14	pins 1 & 2 closed
	Zero Wait State enabled	J14	pins 2 & 3 closed
»	Terminator power disabled	J16	pins 1 & 2 closed
	Terminator power enabled	J16	pins 2 & 3 closed

MEMORY ADDRESS (MEMORY-MAPPED MODE)
Base Address		J1	J2	J3
»	DC00h	closed	open	open
	C800h	open	open	closed
	CC00h	closed	open	closed
	D000h	open	closed	closed
	D400h	closed	closed	closed
	D800h	open	open	open
	E000h	open	closed	open
	E400h	closed	closed	open
Note:This table applies to versions that do not have a BIOS installed (J8 is open).

I/O ADDRESS (I/O MAPPED MODE)
Base Address		J1	J2	J3
»	348h	closed	open	open
	280h	closed	closed	closed
	290h	open	closed	closed
	300h	closed	open	closed
	310h	open	open	closed
	330h	closed	closed	open
	340h	open	closed	open
	350h	open	open	open
Note:This table applies to versions that have a BIOS installed (J8 is closed).

INTERRUPT SELECT
IRQ	J4	J5	J6	J7
IRQ3	open	open	open	closed
IRQ4	open	open	closed	open
IRQ5	open	closed	open	open
IRQ7	closed	open	open	open