NATIONAL INSTRUMENTS
PC-DIO-24
|
Card Type |
Digital I/O card |
|
Chip Set |
OKI |
|
I/O Options |
50-pin interface |
|
Data Bus |
16-bit ISA |
|
Card Size |
Half-length, full-height |
|
CONNECTIONS |
|
|
Function |
Label |
|
50-pin interface |
J1 |
|
BASE I/O ADDRESS SELECTION |
||||||||
|
Setting |
U2/1 |
U2/2 |
U2/3 |
U2/4 |
U2/5 |
U2/6 |
U2/7 |
U2/8 |
|
100h |
Off |
On |
On |
On |
On |
On |
On |
On |
|
200h |
On |
Off |
On |
On |
On |
On |
On |
On |
|
210h |
Off |
On |
On |
On |
On |
Off |
On |
On |
|
300h |
Off |
Off |
On |
On |
On |
On |
On |
On |
|
400h |
On |
On |
Off |
On |
On |
On |
On |
On |
|
EF00h |
Off |
Off |
Off |
Off |
On |
Off |
Off |
Off |
|
FB00h |
Off |
Off |
On |
Off |
Off |
Off |
Off |
Off |
|
FD00h |
Off |
On |
Off |
Off |
Off |
Off |
Off |
Off |
|
FE00h |
On |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
FF00h |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
Off |
|
Note: A total of 255 base address settings are available. The switches are a binary representation of the decimal memory addresses. U2/8 is the Most Significant Bit and switch U2/1 is the Least Significant Bit. The switches have the following decimal values: U2/8=32768, U2/7=16384, U2/6=8192, U2/5=4096, U2/4=2048, U2/3=1024, U2/2=512, U2/1=256. Turn off the switches and add the values of the switches to obtain the correct memory address. (Off=1, On=0) |
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|
INTERRUPT ENABLE LINE SELECTION |
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|
Line |
W1/A |
W1/B |
W1/C |
W1/D |
|
PC2 |
Open |
Open |
Closed |
Open |
|
PC4 |
Open |
Closed |
Open |
Open |
|
PC6 |
Closed |
Open |
Open |
Open |
|
N/C (disabled) |
Open |
Open |
Open |
Closed |
|
PARALLEL PORT INTERRUPT SELECTION |
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|
IRQ |
W2/A |
W2/B |
W2/C |
W2/D |
W2/E |
W2/F |
|
3 |
Closed |
Open |
Open |
Open |
Open |
Open |
|
4 |
Open |
Closed |
Open |
Open |
Open |
Open |
|
5 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
6 |
Open |
Open |
Open |
Closed |
Open |
Open |
|
7 |
Open |
Open |
Open |
Open |
Closed |
Open |
|
9 |
Open |
Open |
Open |
Open |
Open |
Closed |