COM/4I, COM/8I IO card Settings and Configuration

DIGI INTERNATIONAL, INC.

COM/4I, COM/8I

Card Type
Serial
Processor
80C186
Processor Speed
10MHz
Chipset
Unidentified
Maximum Onboard Memory
256KB RAM
I/O Options
Serial ports (4 for COM/4i, 8 for COM/8i)
Data Bus
8/16 bit ISA
Card Size
Full height, full length

CONNECTIONS
Function
Label
Function
Label
Header to daughterboard H1B
H1A
Header to main board H2A (on back of card)
H2B
Header to main board H1A (on back of card)
H1B
RS-232, RS-422, or RS-485 serial ports via DB-78 connector
P1
Header to daughterboard H2B
H2A

Note:Standard serial ports are provided on an external expansion box.
The types of serial ports provided are configured at the factory and are not user-configurable.

USER CONFIGURABLE SETTINGS
Setting
Label
Position
»
Factory configured - do not alter
J17
Pins 2 & 3 closed

BASE I/O ADDRESS SELECTION
Setting
J2
J3
J4
100h
Pins 2 & 3 closed
Pins 2 & 3 closed
Pins 1 & 2 closed
110h
Pins 2 & 3 closed
Pins 1 & 2 closed
Pins 2 & 3 closed
120h
Pins 2 & 3 closed
Pins 1 & 2 closed
Pins 1 & 2 closed
200h
Pins 1 & 2 closed
Pins 2 & 3 closed
Pins 2 & 3 closed
220h
Pins 1 & 2 closed
Pins 2 & 3 closed
Pins 1 & 2 closed
300h
Pins 1 & 2 closed
Pins 1 & 2 closed
Pins 2 & 3 closed
320h
Pins 1 & 2 closed
Pins 1 & 2 closed
Pins 1 & 2 closed

INTERRUPT SELECTION
Setting
J5
J6
J7
J8
J9

2/9
Open
Open
Open
Open
Open

3
Open
Open
Open
Open
Open

4
Open
Open
Open
Open
Open

5
Open
Open
Open
Open
Open

6
Open
Open
Open
Open
Open

7
Open
Open
Open
Open
Closed

10
Open
Open
Open
Closed
Open

11
Open
Open
Closed
Open
Open

12
Open
Closed
Open
Open
Open

15
Closed
Open
Open
Open
Open
»
Disabled
Open
Open
Open
Open
Open

INTERRUPT SELECTION (CON'T)
Setting
J10
J11
J12
J13
J14

2/9
Open
Open
Open
Open
Closed

3
Open
Open
Open
Closed
Open

4
Open
Open
Closed
Open
Open

5
Open
Closed
Open
Open
Open

6
Closed
Open
Open
Open
Open

7
Open
Open
Open
Open
Open

10
Open
Open
Open
Open
Open

11
Open
Open
Open
Open
Open

12
Open
Open
Open
Open
Open

15
Open
Open
Open
Open
Open
»
Disabled
Open
Open
Open
Open
Open

SHARED MEMORY ADDRESS SELECTION
Setting
J15
J16
0C0000h
Pins 2 & 3 closed
Pins 2 & 3 closed
0C8000h
Pins 2 & 3 closed
Pins 1 & 2 closed
0D0000h
Pins 1 & 2 closed
Pins 2 & 3 closed
0D8000h
Pins 1 & 2 closed
Pins 1 & 2 closed

EPROM SIZE SELECTION
Setting
JP1
JP2
»
8KB
Pins 1 & 2 closed
Pins 1 & 2 closed

16KB
Pins 1 & 2 closed
Pins 1 & 2 closed

32KB
Pins 1 & 2 closed
Pins 2 & 3 closed

64KB
Pins 2 & 3 closed
Pins 2 & 3 closed

Headaches Begone! A Systemic Approach To Healing Your Headaches

Don't Let Your Bike Seat Ruin Your Sex Life Book

COM/4I, COM/8I IO card Settings and Configuration

Search

My Books

Discover

Card Type	Serial
Processor	80C186
Processor Speed	10MHz
Chipset	Unidentified
Maximum Onboard Memory	256KB RAM
I/O Options	Serial ports (4 for COM/4i, 8 for COM/8i)
Data Bus	8/16 bit ISA
Card Size	Full height, full length

CONNECTIONS
Function	Label	Function	Label
Header to daughterboard H1B	H1A	Header to main board H2A (on back of card)	H2B
Header to main board H1A (on back of card)	H1B	RS-232, RS-422, or RS-485 serial ports via DB-78 connector	P1
Header to daughterboard H2B	H2A
Note:Standard serial ports are provided on an external expansion box. The types of serial ports provided are configured at the factory and are not user-configurable.

USER CONFIGURABLE SETTINGS
Setting		Label	Position
»	Factory configured - do not alter	J17	Pins 2 & 3 closed

BASE I/O ADDRESS SELECTION
Setting	J2	J3	J4
100h	Pins 2 & 3 closed	Pins 2 & 3 closed	Pins 1 & 2 closed
110h	Pins 2 & 3 closed	Pins 1 & 2 closed	Pins 2 & 3 closed
120h	Pins 2 & 3 closed	Pins 1 & 2 closed	Pins 1 & 2 closed
200h	Pins 1 & 2 closed	Pins 2 & 3 closed	Pins 2 & 3 closed
220h	Pins 1 & 2 closed	Pins 2 & 3 closed	Pins 1 & 2 closed
300h	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 2 & 3 closed
320h	Pins 1 & 2 closed	Pins 1 & 2 closed	Pins 1 & 2 closed

INTERRUPT SELECTION
Setting		J5	J6	J7	J8	J9
	2/9	Open	Open	Open	Open	Open
	3	Open	Open	Open	Open	Open
	4	Open	Open	Open	Open	Open
	5	Open	Open	Open	Open	Open
	6	Open	Open	Open	Open	Open
	7	Open	Open	Open	Open	Closed
	10	Open	Open	Open	Closed	Open
	11	Open	Open	Closed	Open	Open
	12	Open	Closed	Open	Open	Open
	15	Closed	Open	Open	Open	Open
»	Disabled	Open	Open	Open	Open	Open

INTERRUPT SELECTION (CON'T)
Setting		J10	J11	J12	J13	J14
	2/9	Open	Open	Open	Open	Closed
	3	Open	Open	Open	Closed	Open
	4	Open	Open	Closed	Open	Open
	5	Open	Closed	Open	Open	Open
	6	Closed	Open	Open	Open	Open
	7	Open	Open	Open	Open	Open
	10	Open	Open	Open	Open	Open
	11	Open	Open	Open	Open	Open
	12	Open	Open	Open	Open	Open
	15	Open	Open	Open	Open	Open
»	Disabled	Open	Open	Open	Open	Open

SHARED MEMORY ADDRESS SELECTION
Setting	J15	J16
0C0000h	Pins 2 & 3 closed	Pins 2 & 3 closed
0C8000h	Pins 2 & 3 closed	Pins 1 & 2 closed
0D0000h	Pins 1 & 2 closed	Pins 2 & 3 closed
0D8000h	Pins 1 & 2 closed	Pins 1 & 2 closed

EPROM SIZE SELECTION
Setting		JP1	JP2
»	8KB	Pins 1 & 2 closed	Pins 1 & 2 closed
	16KB	Pins 1 & 2 closed	Pins 1 & 2 closed
	32KB	Pins 1 & 2 closed	Pins 2 & 3 closed
	64KB	Pins 2 & 3 closed	Pins 2 & 3 closed