DECISION COMPUTER INTERNATIONAL CO., LTD
WATCHDOG I
|
Card Type |
Digital I/O card |
|
Chip Set |
Unidentified |
|
I/O Options |
Reset switch |
|
Data Bus |
8-bit ISA |
|
Card Size |
Half-length, full-height card |
|
CONNECTIONS |
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|
Function |
Label |
Function |
Label |
|
Reset connector |
JP3 |
Reset button connector |
JP4 |
|
REFRESH TIMER CONTROL |
|
|
Setting |
JP5 |
|
62.5ms |
Pins 1 & 2 closed |
|
125ms |
Pins 3 & 4 closed |
|
250ms |
Pins 5 & 6 closed |
|
500ms |
Pins 7 & 8 closed |
|
1sec |
Pins 9 & 10 closed |
|
2sec |
Pins 11 & 12 closed |
|
4sec |
Pins 13 & 14 closed |
|
8sec |
Pins 15 & 16 closed |
|
16sec |
Pins 17 & 18 closed |
|
32sec |
Pins 19 & 20 closed |
|
64sec |
Pins 21 & 22 closed |
|
BASE I/O ADDRESS SELECTION |
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|
Setting |
JP1/A |
JP1/B |
JP1/C |
JP1/D |
JP1/E |
JP1/F |
|
000h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
|
002h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
|
004h |
Closed |
Closed |
Closed |
Closed |
Closed |
Closed |
|
300h |
Closed |
Closed |
Open |
Open |
Closed |
Closed |
|
FFAh |
Open |
Open |
Open |
Open |
Open |
Open |
|
FFCh |
Open |
Open |
Open |
Open |
Open |
Open |
|
FFEh |
Open |
Open |
Open |
Open |
Open |
Open |
|
BASE I/O ADDRESS SELECTION (CON'T) |
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|
Setting |
JP1/G |
JP1/H |
JP1/I |
JP1/J |
JP1/K |
|
000h |
Closed |
Closed |
Closed |
Closed |
Closed |
|
002h |
Closed |
Closed |
Closed |
Closed |
Open |
|
004h |
Closed |
Closed |
Closed |
Open |
Closed |
|
300h |
Closed |
Closed |
Closed |
Closed |
Closed |
|
FFAh |
Open |
Open |
Open |
Closed |
Open |
|
FFCh |
Open |
Open |
Open |
Open |
Closed |
|
FFEh |
Open |
Open |
Open |
Open |
Open |
|
Note: A total of 255 base address settings are available. The pins are a binary representation of the decimal memory addresses. JP1/A is the Most Significant Bit and switch JP1/K is the Least Significant Bit. The switches have the following decimal values: JP1/A=32768, JP1/B=16384, JP1/C=8192, JP1/D=4096, JP1/E=2048, JP1/F=1024, JP1/G=512, JP1/H=256, JP1/I=128, JP1/J=64, JP1/K=32. Open the pins and add the values of the pins to obtain the correct memory address. (Open=1, Closed=0) |
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