S1345 (REV 1.8) Hard Disk/Floppy Controller Settings and Configuration

Q2/96
Data bus:	32-bit VL-bus
Size:	Three-quarter length, half-height card
Hard drive supported:	Four IDE(AT) drives
Floppy drives supported:	Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location
10-pin serial port 1 - internal	CN1
10-pin serial port 2 - internal	CN2
25-pin parallel port - external	CN3
16-pin game port	CN4
34-pin cable connector - floppy drive	CN5
40-pin primary IDE(AT) connector	CN6
4-pin connector - primary drive active LED	CN7
40-pin secondary IDE(AT) connector	CN8
4-pin connector - secondary drive active LED	CN9

USER CONFIGURABLE SETTINGS
Function		Location	Setting
»	IDE(AT) interface enabled	J1	pins 1 & 2 closed
	IDE(AT) interface disabled	J1	pins 2 & 3 closed
»	Floppy drive order is normal (A:, B:)	J11	pins 1 & 2 closed
	Floppy drive order is reversed (B:, A:)	J11	pins 2 & 3 closed
»	Floppy drive interface enabled	J12	pins 1 & 2 closed
	Floppy drive interface disabled	J12	pins 2 & 3 closed
»	Factory configured - do not alter	J13	N/A
»	IOCHRDY signal for primary IDE disabled	J20	open
	IOCHRDY signal for primary IDE enabled	J20	closed

USER CONFIGURABLE SETTINGS CONTINUED
Function		Location	Setting
»	Parallel port is uni-directional	J25	closed
	Parallel port is bi-directional	J25	open
»	Game port enabled	J26	open
	Game port disabled	J26	closed
»	Factory configured - do not alter	J91	N/A
»	Factory configured - do not alter	J92	N/A
»	Factory configured - do not alter	J93	N/A
»	Factory configured - do not alter	J94	N/A

PRIMARY IDE WAIT STATE SELECTION
Clock Speeds		J2	J3	J4
»	All speeds	pins 2 & 3 closed	pins 2 & 3 closed	pins 2 & 3 closed
	<= 33 MHz	pins 2 & 2 closed	pins 2 & 3 closed	pins 1 & 2 closed
	>= 33 MHz	pins 2 & 3 closed	pins 1 & 2 closed	pins 2 & 3 closed

PARALLEL PORT ADDRESS SELECTION
LPT		J5	J6
»	LPT1 (378h)	pins 2 & 3 closed	pins 2 & 3 closed
	LPT2 (278h)	pins 1 & 2 closed	pins 1 & 2 closed
	LPT3 (3BCh)	pins 1 & 2 closed	pins 2 & 3 closed
	Disabled	pins 2 & 3 closed	pins 1 & 2 closed

SERIAL PORT 1 ADDRESS SELECTION
COM		J7	J8
»	COM1 (3F8h)	pins 2 & 3 closed	pins 2 & 3 closed
	COM3 (3E8h)	pins 1 & 2 closed	pins 1 & 2 closed
	COM4 (2E8h)	pins 2 & 3 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	pins 2 & 3 closed

SERIAL PORT 2 ADDRESS SELECTION
COM		J9	J10
»	COM2 (2F8h)	pins 2 & 3 closed	pins 2 & 3 closed
	COM3 (3E8h)	pins 2 & 3 closed	pins 1 & 2 closed
	COM4 (2E8h)	pins 1 & 2 closed	pins 1 & 2 closed
	Disabled	pins 1 & 2 closed	pins 2 & 3 closed

SERIAL PORT INTERRUPT SELECTION
Serial Port 1 IRQ		Serial Port 2 IRQ	J21	J22	J23
»	IRQ4	IRQ3	closed	closed	open
	IRQ4	no IRQ3	open	closed	open
	no IRQ4	IRQ3	closed	open	open
	IRQ3	IRQ4	J21 pin 1 to J22 pin 1 J21 pin 2 to J22 pin 2	open
	IRQ3	no IRQ4	J21 pin 1 to J22 pin 1 only	open
	no IRQ3	IRQ4	J21 pin 2 to J22 pin 2 only	open
	IRQ5	IRQ3	closed	J22 pin 2 to J23 pin 2
	IRQ5	no IRQ3	open	J22 pin 2 to J23 pin 2
Note: When no interrupt is selected for serial port 2, open jumper J21. When no interrupt is selected for serial port 1, open jumper J22.

PARALLEL PORT INTERRUPT SELECTION
IRQ		J23	J24
»	IRQ7	open	closed
	IRQ5	closed	open
	no IRQ	open	open

MISCELLANEOUS NOTES

Jumper J23 appears in more than one table because it serves multiple functions.