DSDP-100 IO card Settings and Configuration

Card Type	Multi I/O card
Chipset/Controller	Unidentified UART
I/O Options	Parallel ports (2), serial ports (2)
Maximum DRAM	N/A

CONNECTIONS
Purpose	Location
DB-62 connector	CN1
Note:The 62-pin connector attaches to an adapter for 4 DB25 connectors (2 serial, 2 parallel).

SERIAL/PARALLEL PORT ENABLE
Port	J2
Serial 1	Pins 3 & 7 closed
Serial 2	Pins 4 & 8 closed
Parallel 1	Pins 1 & 5 closed
Parallel 2	Pins 2 & 6 closed
Note:To disable ports, leave corresponding Pins open.

PRIMARY SERIAL PORT CONFIGURATION
Address		SW2/1	SW2/2	SW2/3	SW2/4	SW2/5	SW2/6	SW2/7
»	03F8h	Off	Off	Off	Off	Off	Off	Off
	02F8h	Off	On	Off	Off	Off	Off	Off
	03E8h	Off	Off	Off	Off	Off	On	Off
	02E8h	Off	On	Off	Off	Off	On	Off

SECONDARY SERIAL PORT CONFIGURATION
Address		SW4/1	SW4/2	SW4/3	SW4/4	SW4/5	SW4/6	SW4/7
»	02F8h	Off	On	Off	Off	Off	Off	Off
	03F8h	Off	Off	Off	Off	Off	Off	Off
	03E8h	Off	Off	Off	Off	Off	On	Off
	02E8h	Off	On	Off	Off	Off	On	Off

PRIMARY PARALLEL PORT CONFIGURATION
Address		SW1/1	SW1/2	SW1/3	SW1/4	SW1/5	SW1/6	SW1/7	SW1/8
»	0378h	Off	Off	On	Off	Off	Off	Off	On
	03BCh	Off	Off	Off	On	Off	Off	Off	Off
	0278h	Off	On	On	Off	Off	Off	Off	On

SECONDARY PARALLEL PORT CONFIGURATION
Address		SW3/1	SW3/2	SW3/3	SW3/4	SW3/5	SW3/6	SW3/7	SW3/8
»	0278h	Off	On	On	Off	Off	Off	Off	On
	03BCh	Off	Off	Off	On	Off	Off	Off	Off
	0378h	Off	Off	On	Off	Off	Off	Off	On

SERIAL PORT INTERRUPT SELECT
IRQ	J4 (Port 1)	J6 (Port 2)
IRQ2	Pins 1 & 12 closed	Pins 1 & 12 closed
IRQ3	Pins 2 & 13 closed	Pins 2 & 13 closed
IRQ4	Pins 3 & 14 closed	Pins 3 & 14 closed
IRQ5	Pins 4 & 15 closed	Pins 4 & 15 closed
IRQ6	Pins 5 & 16 closed	Pins 5 & 16 closed
IRQ7	Pins 6 & 17 closed	Pins 6 & 17 closed
IRQ10	Pins 7 & 18 closed	Pins 7 & 18 closed
IRQ11	Pins 8 & 19 closed	Pins 8 & 19 closed
IRQ12	Pins 9 & 20 closed	Pins 9 & 20 closed
IRQ14	Pins 10 & 21 closed	Pins 10 & 21 closed
IRQ15	Pins 11 & 22 closed	Pins 11 & 22 closed
Note:Serial port 1 has a factory default of IRQ4 and Serial port 2 has a default setting of IRQ3.

PARALLEL PORT INTERRUPT SELECT
IRQ	J3 (Port 1)	J5 (Port 2)
IRQ2	Pins 1 & 12 closed	Pins 1 & 12 closed
IRQ3	Pins 2 & 13 closed	Pins 2 & 13 closed
IRQ4	Pins 3 & 14 closed	Pins 3 & 14 closed
IRQ5	Pins 4 & 15 closed	Pins 4 & 15 closed
IRQ6	Pins 5 & 16 closed	Pins 5 & 16 closed
IRQ7	Pins 6 & 17 closed	Pins 6 & 17 closed
IRQ10	Pins 7 & 18 closed	Pins 7 & 18 closed
IRQ11	Pins 8 & 19 closed	Pins 8 & 19 closed
IRQ12	Pins 9 & 20 closed	Pins 9 & 20 closed
IRQ14	Pins 10 & 21 closed	Pins 10 & 21 closed
IRQ15	Pins 11 & 22 closed	Pins 11 & 22 closed
Note:Parallel port 1 has a factory default of IRQ7 and Parallel port 2 has a default setting of IRQ5.

CLOCK INPUT CONFIGURATION
Divide by	J1
1	Pins 2 & 5 closed
2	Pins 1 & 2, 5 & 6 closed
5	Pins 2 & 3, 4 & 5 closed
10	Pins 1 & 2, 4 & 5, 3 & 6 closed

PARALLEL PORT BI-DIRECTIONAL SELECT
Port 1 (J3)	Port 2 (J5)	J7
Standard	Standard	Pins 2 & 3, 5 & 6 closed
Standard	Bi-directional	Pins 1 & 2, 5 & 6 closed
Bi-directional	Standard	Pins 2 & 3, 4 & 5 closed
Bi-directional	Bi-directional	Pins 1 & 2, 4 & 5 closed

FACTORY CONFIGURED SETTINGS
Switch	Setting
SW2/8	N/A
SW4/8	N/A
Note:These switch positions are unused, and can be set to either on or Off.