[ale] configuring LEDs for clock speed
George Nies
gnies at mindspring.com
Sat Jun 13 00:13:31 EDT 1998
David S. Jackson wrote:
>
> Hi,
>
> Does anyone know of a web-based or other resource for configuring the LEDs
> for processor clock speed on the front of a computer case? There are
> basically three small clusters of jumper switches, one for 100s, one for
> 10s, and one of 1s. The turbo switch toggles between the two values for
> each decimal place. Anyway, the little instructions don't appear consistent
> with the physical configuration (big surprise). Or maybe it's just that I
> haven't done this before. Anyway, can anyone point me to a clue?
>
> TIA!
I've seen quite a few, and no two alike! You'll probably just have
to play for a little while. Typically the pins are aranged in groups of
four
in a "T" shape to give you 3 ways of connecting 2 of them with 1 jumper.
Every other "T" is upside down to conserve space:
1 - pin for seg 1
2 - pin for seg 2
3 - pin for seg 3
1112333
12223
There is one "T" jumper per led segment -- eight per digit.
Each segment is:
on during turbo, or
on without turbo, or
always on, or
always off.
The always off is usually no jumper on that "T".
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