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news the world doesn't need

after four days off due to power supply failure at holidays

Nach langer Krankheit ist heute morgen mein Papa in Krankenhaus gestorben.

Thank You, Nicole & Moccu

Major update. Finaly managed to fix some nasty timing and stack bugs. Check out CVS for changes.

The whole setup

The system is currently running 8 tasks:

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If your Thunderbird suddendly stops sending emails mumbling something about you don't have enough permissions to access some files or you shall check your network settings, do not listen to it! Just go to C:\Documents and Settings\User\Local Settings\Temp and wipe all its ns*.tmp files!

Here is unambiguous a bug (including last TB 5.0) – if the last file named nsmail-9999.tmp is created, well then TB is doomed.

This little bug ruined an half day of my life.

Links: Bugzilla

Our dear TUBIT changes again everything. Now they abandon one wireless network in favor for an another. Thus, here are instructions, how to access the new TUBIT network using wicd.

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Sometimes there is no other option, as using FTP for backup. A quick search through Net gives several solutions, but sadly they are mostly either buggy or ugly. So here is my own.

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The ridiculous monkeytail beard:

I did it!

so far the best pic from the trip:

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Recently I got access to a windows-box and could not resist to check if my tweaked theme still looks good in Explorer, as it does in Mozilla, Chrome and Safari. Well, MS sucks, as usual. Here is a proof:

I was really surprised, that IE still doesn't support hsl definition for colors. Well, dear IE users, go here and do yourself a favor, getting a real browser.

Finally started a migration from my old good home-brewed page to blogsum.

Since I have the intention to keep things in chronological order, as it was (more or less) on the old site, it will take a while. Sometimes it is difficult to track down exact dates of updates on the old page. But I hope the best.

Finally managed to check-in the source code into CVS repository. Feel free to dig around.

New 3-wire LCD output driver.

New serial bootloader and according firmware.

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DimOS RT is a preemtive real-time kernel with EDF-scheduling for Atmega microcontorllers It is inpired by the research paper from Dan Henriksson and Anton Cervin

RGB-LED

A test application for Atmega8 at 16MHz: cycle through HSV-values with 5 independent tasks:

• 1x heartbeat
• 1x hsv2rgb converter/feeder
• 3x PWM driver/reader for each color accordingly

The UART 9600,8n1 feeds current running task, although due to its speed limitation it's not in sync with real context switches.