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Controlling LEDs

Posted: Mon Jul 27, 2009 7:14 pm
by uservm
Hi,

we are planning to use FitPC2 for an embedded linux server application, without monitor, keyboard and mouse, only power supply and LAN cables are connected.
We are investigating how to give a simple local feedback during server installation or software upgrade.

From another post in this forum we already know that FitPC2 unfortunately doesn't have an internal speaker:
http://www.fit-pc2.com/forum/viewtopic.php?f=32&t=514

Our idea now is to control one of the 3 FitPC2 LEDs from a linux user-space application or from a shell script.

Can anyone address us to do this?

Thank you

Re: Controlling LEDs

Posted: Wed Jul 29, 2009 3:56 pm
by prj
It's probably hard control any of the LEDs. Instead you could buy a USB-LCD and print stuff to it. It's also possible to build your own (Google gave me this: http://forums.bit-tech.net/showthread.php?t=115461).

But why not use the LAN and check the status remotely?

Re: Controlling LEDs

Posted: Fri Jul 31, 2009 7:21 pm
by uservm
Thank you for the very interesting link, may be in the future we can add a USB-LCD device like that.

I agree with you; at the moment the LAN method seems the only way to give feedback to the user in absence of a monitor or a speaker.