PTI-227W (VER. 3) Hard Disk/Floppy Controller Settings and Configuration

Data Bus	16-bit ISA
Card Size	Half-length, half-height card
Hard Drives supported	Two IDE (AT) drives
Floppy drives supported	Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function	Location	Function	Location
40-pin IDE(AT) connector	JP1	34-pin cable connector - floppy drive	JP5
16-pin game port	JP2	2-pin connector - drive active LED	JP8
9-pin serial port 1 - external	JP3	25-pin parallel port - external	JP15
10-pin serial port 2 - internal	JP4

USER CONFIGURABLE SETTINGS
Function		Label	Position
»	IDEIOR path ATBUS IOR select	J1	Pins 2 & 3 closed
	IDEIOR path W83758P chipset (IOROP) select	J1	Pins 1 & 2 closed
»	IDEIOW path ATBUS IOW select	J2	Pins 2 & 3 closed
	IDEIOW path W83758P chipset (IOWOP) select	J2	Pins 1 & 2 closed
»	Floppy drive order is normal (A:, B:)	JP6/1	Pins 1 & 2 closed
	Floppy drive order is reversed (B:, A:)	JP6/1	Pins 2 & 3 closed
»	Floppy drive I/O address is 3F0-3F7h	JP6/2	Pins 2 & 3 closed
	Floppy drive I/O address is 370-377h	JP6/2	Pins 1 & 2 closed
»	IDE(AT) interface enabled	JP6/3	Pins 1 & 2 closed
	IDE(AT) interface disabled	JP6/3	Pins 2 & 3 closed
»	IDE I/O address is 3F6, 3F7, 1F0-1F7h	JP6/4	Pins 2 & 3 closed
	IDE I/O address is 376, 377, 170-177h	JP6/4	Pins 1 & 2 closed
»	Floppy drive enabled	JP6/5	Pins 1 & 2 closed
	Floppy drive disabled	JP6/5	Pins 2 & 3 closed
	Parallel port is bidirectional	JP11	Open
	Parallel port is output only	JP11	Closed
»	Game port enabled	JP16	Closed
	Game port disabled	JP16	Open

PARALLEL PORT ADDRESS SELECTION
Setting		JP9/5	JP9/6
»	LPT1 (378h)	Pins 2 & 3 closed	Pins 1 & 2 closed
	LPT2 (278h)	Pins 1 & 2 closed	Pins 2 & 3 closed
	LPT3 (3BCh)	Pins 1 & 2 closed	Pins 1 & 2 closed
	Disabled	Pins 2 & 3 closed	Pins 2 & 3 closed

SERIAL PORT 1 ADDRESS SELECTION
Setting		JP9/1	JP9/2
»	COM1 (3F8h)	Pins 1 & 2 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 2 & 3 closed	Pins 2 & 3 closed

SERIAL PORT 2 ADDRESS SELECTION
Setting		JP9/3	JP9/4
»	COM2 (3F8h)	Pins 1 & 2 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 2 & 3 closed	Pins 2 & 3 closed

SERIAL PORT 1 INTERRUPT SELECTION
IRQ		JP12/1	JP12/2	JP12/3
	IRQ3	Open	Closed	Open
»	IRQ4	Closed	Open	Open
	IRQ5	Open	Open	Closed

SERIAL PORT 2 INTERRUPT SELECTION
IRQ		JP12/4	JP12/5	JP12/6
»	IRQ3	Closed	Open	Open
	IRQ4	Open	Closed	Open
	IRQ5	Open	Open	Closed

PARALLEL PORT INTERRUPT SELECTION
IRQ		JP12/7	JP12/8
	IRQ5	Open	Closed
»	IRQ7	Closed	Open

MISCELLANEOUS TECHNICAL NOTES

In jumpers JP6/1-5 and JP9/1-6, pin positions 1 &2 correspond to "low" board positions. Positions 2 & 3 correspond to "high" board positions.