RT10-AT Hard Disk/Floppy Controller Settings and Configuration

RANCHO TECHNOLOGY, INC.

RT10-AT

Data bus: 16-bit, ISA

Size: Full-length, full-height card

Hard drives supported: Up to seven SCSI devices

Floppy drives supported: None

CONNECTIONS
Function
Location
50-pin SCSI connector-internal
J1
50-pin SCSI connector-external
J2

I/O PORT ADDRESS
Address
W1/1
W1/2
W1/3
W1/4
W1/5
W1/6
W1/7
W1/8*
»
340h
closed
closed
closed
open
closed
open
open
closed

348h
open
closed
closed
open
closed
open
open
closed

350h
closed
open
closed
open
closed
open
open
closed

358h
open
open
closed
open
closed
open
open
closed

360h
closed
closed
open
open
closed
open
open
closed

Note * Open disables Port Address

BIOS ADDRESS
Address
W2/1
W2/2
W2/3
W2/4
W2/5
W2/6*
»
D000h
pins 1 & 2
pins 2 & 3
pins 2 & 3
closed
open
closed

D400h
pins 1 & 2
pins 2 & 3
pins 1 & 2
closed
open
closed

D800h
pins 1 & 2
pins 2 & 3
pins 2 & 3
open
open
closed

DC00h
pins 1 & 2
pins 2 & 3
pins 1 & 2
open
open
closed

C000h
pins 1 & 2
pins 2 & 3
pins 2 & 3
closed
closed
closed

C400h
pins 1 & 2
pins 2 & 3
pins 1 & 2
closed
closed
closed

C800h
pins 1 & 2
pins 2 & 3
pins 2 & 3
open
closed
closed

CC00h
pins 1 & 2
pins 2 & 3
pins 1 & 2
open
closed
closed
Note:Pins designated should be in the closed position.
* Open disables BIOS Address

INTERRUPT REQUEST (BUS MASTER)
IRQ
W6/9
W6/10
W6/11
W6/12
W6/13
IRQ15
closed
open
open
open
open
IRQ14
open
closed
open
open
open
IRQ12
open
open
closed
open
open
IRQ11
open
open
open
closed
open
IRQ10
open
open
open
open
closed

ROM SIZE
ROM Size
W3/pins 2 & 3
W3/pins 4 & 5
BIOS ROM size is 8KB
open
open
BIOS ROM size is 16KB
closed
open
BIOS ROM size is 32KB
closed
closed

DMA CHANNEL (HOST)
Channel
W4/jumpers 7 & 10
W4/jumpers 8 & 11
W4/jumpers 9 & 12
1
closed
open
open
2
open
closed
open
3
open
open
closed

INTERRUPT REQUEST (HOST)
IRQ
W4/1
W4/2
W4/3
W4/4
W4/5
W4/6
IRQ3
closed
open
open
open
open
open
IRQ4
open
closed
open
open
open
open
IRQ5
open
open
closed
open
open
open
IRQ6
open
open
open
closed
open
open
IRQ7
open
open
open
open
closed
open
IRQ9
open
open
open
open
open
closed

READ PORT CONFIGURATION JUMPERS - JP5
Setting
D0
D1
D2
D3
D4
D5
Address is 340h
open
open
N/A
N/A
N/A
N/A
Address is 328h
closed
open
N/A
N/A
N/A
N/A
Address is 310h
open
closed
N/A
N/A
N/A
N/A
Address is 300h
closed
closed
N/A
N/A
N/A
N/A
RAM address. is 0:4B0h
N/A
N/A
open
N/A
N/A
N/A
RAM address. is 0:300h
N/A
N/A
closed
N/A
N/A
N/A
Data transfer polled I/O
N/A
N/A
N/A
open
open
N/A
DREQ5/DACK5 (HS)
N/A
N/A
N/A
closed
open
N/A
DREQ6/DACK6 (HS)
N/A
N/A
N/A
open
closed
N/A
DREQ3/DACK3
N/A
N/A
N/A
closed
closed
N/A
Parity, Inquiry & Verify Cmd. enabled
N/A
N/A
N/A
N/A
N/A
open
Parity, Inquiry & Verify Cmd. disabled
N/A
N/A
N/A
N/A
N/A
closed

DMA CHANNEL (BUS MASTER) JUMPERS - W6
Channel
Jumpers 1 & 5
Jumpers 2 & 6
Jumpers 3 & 7
Jumpers 4 & 8
7
closed
open
open
open
6
open
closed
open
open
5
open
open
closed
open
0
open
open
open
closed

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CONNECTIONS
Function	Location
50-pin SCSI connector-internal	J1
50-pin SCSI connector-external	J2

I/O PORT ADDRESS
Address		W1/1	W1/2	W1/3	W1/4	W1/5	W1/6	W1/7	W1/8*
»	340h	closed	closed	closed	open	closed	open	open	closed
	348h	open	closed	closed	open	closed	open	open	closed
	350h	closed	open	closed	open	closed	open	open	closed
	358h	open	open	closed	open	closed	open	open	closed
	360h	closed	closed	open	open	closed	open	open	closed
	Note * Open disables Port Address

BIOS ADDRESS
Address		W2/1	W2/2	W2/3	W2/4	W2/5	W2/6*
»	D000h	pins 1 & 2	pins 2 & 3	pins 2 & 3	closed	open	closed
	D400h	pins 1 & 2	pins 2 & 3	pins 1 & 2	closed	open	closed
	D800h	pins 1 & 2	pins 2 & 3	pins 2 & 3	open	open	closed
	DC00h	pins 1 & 2	pins 2 & 3	pins 1 & 2	open	open	closed
	C000h	pins 1 & 2	pins 2 & 3	pins 2 & 3	closed	closed	closed
	C400h	pins 1 & 2	pins 2 & 3	pins 1 & 2	closed	closed	closed
	C800h	pins 1 & 2	pins 2 & 3	pins 2 & 3	open	closed	closed
	CC00h	pins 1 & 2	pins 2 & 3	pins 1 & 2	open	closed	closed
Note:Pins designated should be in the closed position. * Open disables BIOS Address

INTERRUPT REQUEST (BUS MASTER)
IRQ	W6/9	W6/10	W6/11	W6/12	W6/13
IRQ15	closed	open	open	open	open
IRQ14	open	closed	open	open	open
IRQ12	open	open	closed	open	open
IRQ11	open	open	open	closed	open
IRQ10	open	open	open	open	closed

ROM SIZE
ROM Size	W3/pins 2 & 3	W3/pins 4 & 5
BIOS ROM size is 8KB	open	open
BIOS ROM size is 16KB	closed	open
BIOS ROM size is 32KB	closed	closed

DMA CHANNEL (HOST)
Channel	W4/jumpers 7 & 10	W4/jumpers 8 & 11	W4/jumpers 9 & 12
1	closed	open	open
2	open	closed	open
3	open	open	closed

INTERRUPT REQUEST (HOST)
IRQ	W4/1	W4/2	W4/3	W4/4	W4/5	W4/6
IRQ3	closed	open	open	open	open	open
IRQ4	open	closed	open	open	open	open
IRQ5	open	open	closed	open	open	open
IRQ6	open	open	open	closed	open	open
IRQ7	open	open	open	open	closed	open
IRQ9	open	open	open	open	open	closed

READ PORT CONFIGURATION JUMPERS - JP5
Setting	D0	D1	D2	D3	D4	D5
Address is 340h	open	open	N/A	N/A	N/A	N/A
Address is 328h	closed	open	N/A	N/A	N/A	N/A
Address is 310h	open	closed	N/A	N/A	N/A	N/A
Address is 300h	closed	closed	N/A	N/A	N/A	N/A
RAM address. is 0:4B0h	N/A	N/A	open	N/A	N/A	N/A
RAM address. is 0:300h	N/A	N/A	closed	N/A	N/A	N/A
Data transfer polled I/O	N/A	N/A	N/A	open	open	N/A
DREQ5/DACK5 (HS)	N/A	N/A	N/A	closed	open	N/A
DREQ6/DACK6 (HS)	N/A	N/A	N/A	open	closed	N/A
DREQ3/DACK3	N/A	N/A	N/A	closed	closed	N/A
Parity, Inquiry & Verify Cmd. enabled	N/A	N/A	N/A	N/A	N/A	open
Parity, Inquiry & Verify Cmd. disabled	N/A	N/A	N/A	N/A	N/A	closed

DMA CHANNEL (BUS MASTER) JUMPERS - W6
Channel	Jumpers 1 & 5	Jumpers 2 & 6	Jumpers 3 & 7	Jumpers 4 & 8
7	closed	open	open	open
6	open	closed	open	open
5	open	open	closed	open
0	open	open	open	closed