PX-2285A IO card Settings and Configuration

Card Type	Serial
Chipset	Unidentified
I/O Options	Serial ports (2)
Data Bus	8/16 bit ISA

CONNECTIONS
Function	Label	Function	Label
DSR-Not and OUT1-Not signals (see pinout below)	CN1	RS-422/485 serial port 2	DB2
RS-422/485 serial port 1	DB1

CN1 PINOUT
Function	Pin	Function	Pin
OUT1-Not signal to port 1	1	DSR-Not signal from port 1	4
OUT1-Not signal to port 2	2	Ground	5
DSR-Not signal from port 2	3

USER CONFIGURABLE SETTINGS
Setting	Label	Position
DSR-Not signals for port 1 sent to CN1	JP2/1	Closed
DSR-Not signals for port 1 not sent to CN1	JP2/1	Open
DSR-Not signals for port 2 sent to CN1	JP2/2	Closed
DSR-Not signals for port 2 not sent to CN1	JP2/2	Open
Serial port 1 is terminated	JP4/3	Pins 1 & 2 closed
Serial port 1 is not terminated	JP4/3	Pins 2 & 3 closed
Serial port 2 is terminated	JP5/3	Pins 1 & 2 closed
Serial port 2 is not terminated	JP5/3	Pins 2 & 3 closed
Serial port 1 receive line always enabled	SW1/1	Off
Serial port 1 receive line enabled DTR-Not is 0	SW1/1	On
Serial port 1 transmit line always enabled	SW1/2	Off
Serial port 1 transmit line enabled DTR-Not is 1	SW1/2	On
Serial port 2 receive line always enabled	SW1/6	Off
Serial port 2 receive line enabled DTR-Not is 0	SW1/6	On
Serial port 2 transmit line always enabled	SW1/7	Off
Serial port 2 transmit line enabled DTR-Not is 1	SW1/7	On

SERIAL PORT 1 ADDRESS SELECTION
Setting	SW1/3	SW1/4	SW1/5
2C0h	On	On	On
2D0h	On	On	Off
2E0h	On	Off	On
2E8h (COM4:)	Off	On	On
2F8h (COM2:)	Off	Off	On
3E0h	On	Off	Off
3E8h (COM3:)	Off	On	Off
3F8h (COM1:)	Off	Off	Off

SERIAL PORT 2 ADDRESS SELECTION
Setting	SW1/8	SW1/9	SW1/10
2C0h	On	On	On
2D0h	On	On	Off
2E0h	On	Off	On
2E8h (COM4:)	Off	On	On
2F8h (COM2:)	Off	Off	On
3E0h	On	Off	Off
3E8h (COM3:)	Off	On	Off
3F8h (COM1:)	Off	Off	Off

SERIAL PORT 1 TYPE SELECTION
Setting	JP4/1	JP4/2
RS-422	Pins 2 & 3 closed	Pins 2 & 3 closed
RS-485	Pins 1 & 2 closed	Pins 1 & 2 closed

SERIAL PORT 2 TYPE SELECTION
Setting	JP5/1	JP5/2
RS-422	Pins 2 & 3 closed	Pins 2 & 3 closed
RS-485	Pins 1 & 2 closed	Pins 1 & 2 closed

SERIAL PORT 1 INTERRUPT SELECTION
Setting	JP6/1	JP6/2	JP6/3	JP6/4
IR/FONT>	Open	Open	Open	Open
IRQ3	Open	Open	Open	Open
IRQ4	Open	Open	Open	Open
IRQ5	Open	Open	Open	Open
IRQ10	Open	Open	Open	Pins 1 & 2 closed
IRQ11	Open	Open	Pins 1 & 2 closed	Open
IRQ12	Open	Pins 1 & 2 closed	Open	Open
IRQ15	Pins 1 & 2 closed	Open	Open	Open

SERIAL PORT 1 INTERRUPT SELECTION (CON’T)
Setting	JP6/5	JP6/6	JP6/7	JP6/8
IR/FONT>	Open	Open	Open	Pins 1 & 2 closed
IRQ3	Open	Open	Pins 1 & 2 closed	Open
IRQ4	Open	Pins 1 & 2 closed	Open	Open
IRQ5	Pins 1 & 2 closed	Open	Open	Open
IRQ10	Open	Open	Open	Open
IRQ11	Open	Open	Open	Open
IRQ12	Open	Open	Open	Open
IRQ15	Open	Open	Open	Open

SERIAL PORT 2 INTERRUPT SELECTION
Setting	JP6/1	JP6/2	JP6/3	JP6/4
IR/FONT>	Open	Open	Open	Open
IRQ3	Open	Open	Open	Open
IRQ4	Open	Open	Open	Open
IRQ5	Open	Open	Open	Open
IRQ10	Open	Open	Open	Pins 2 &3 closed
IRQ11	Open	Open	Pins 2 &3 closed	Open
IRQ12	Open	Pins 2 &3 closed	Open	Open
IRQ15	Pins 2 &3 closed	Open	Open	Open

SERIAL PORT 2 INTERRUPT SELECTION (CON’T)
Setting	JP6/5	JP6/6	JP6/7	JP6/8
IR/FONT>	Open	Open	Open	Pins 2 &3 closed
IRQ3	Open	Open	Pins 2 &3 closed	Open
IRQ4	Open	Pins 2 &3 closed	Open	Open
IRQ5	Pins 2 &3 closed	Open	Open	Open
IRQ10	Open	Open	Open	Open
IRQ11	Open	Open	Open	Open
IRQ12	Open	Open	Open	Open
IRQ15	Open	Open	Open	Open

DIAGNOSTIC LED(S)
LED	Color	Status	Condition
LED1	Red	On	Serial port 1 is transmitting data
LED1	Red	Off	Serial port 1 is not transmitting data
LED2	Red	On	Serial port 1 is receiving data
LED2	Red	Off	Serial port 1 is not receiving data
LED3	Red	On	Serial port 2 is transmitting data
LED3	Red	Off	Serial port 2 is not transmitting data
LED4	Red	On	Serial port 2 is receiving data
LED4	Red	Off	Serial port 2 is not receiving data