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\author "" 
\author "" 
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\begin_layout Title
Incar
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\begin_layout Author
M.
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Dederer 
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\backslash
and
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 S.
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Eisenhauer
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\begin_layout Institute
Fachbereich Informatik
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Hochschule Darmstadt
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\begin_layout Date
Masterprojekt Systementwicklung SS 2010
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Falls eine Logodatei namens 
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institution-logo-filename.xxx
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 vorhanden ist (wobei xxx ein von LaTeX bzw.
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 Sie das Folgende auskommentieren (
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%
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 am Anfang entfernen):
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Falls Sie Aufzählungen immer schrittweise zeigen wollen, können Sie folgenden
 Befehl auskommentieren:
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Gliederung
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LatexCommand tableofcontents

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\begin_layout Section
Intel Atom Target
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\begin_layout Subsection
Linux Installation
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Intel Atom Target
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{
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Linux
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}
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\begin_deeper
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Ubuntu 64 bit
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\begin_deeper
\begin_layout Pause

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\begin_layout Itemize
Hardwareunterstützung
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\begin_deeper
\begin_layout Pause

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X-Server
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Touchscreen
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Intel Atom Target
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{
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Touchscreen
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}
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Zusätzliche Treiber
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\begin_layout Pause

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Als Ubuntu-Pakete verfügbar
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Kalibrierung hakelig
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Framework
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Intel Atom Target
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{
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Framework
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\begin_deeper
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Übersetzen auf Laborrechner aus Momentics
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\begin_layout Itemize
Target LINUX_X86
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Ausführbare Datei auf das Target kopieren
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\begin_deeper
\begin_layout Pause

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\end_deeper
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Ausführbare Datei auf dem Target starten
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\begin_layout Section
GPS
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GPS Komponente
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GPS Komponente
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Beschreibung
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Framework-Komponente für alle Targets
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Auswahl zur Compile-Zeit
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Einheitliche Struktur zur Applikation
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\begin_layout Pause

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Daten im Shared Memory, Nachrichten an andere Komponenten
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SH4 Target
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SH4 Target
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{
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GPS Komponente
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}
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Liefert GPS Daten über Filehandle
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\begin_deeper
\begin_layout Pause

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\begin_layout Itemize
GPS Daten binär
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\begin_deeper
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\end_deeper
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Feste Struktur vorgegeben 
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$
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Rightarrow$
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\lang ngerman
 kein Datenverlust
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Direktes Einlesen in struct
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Parsen nicht notwendig
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NMEA
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NMEA
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NMEA Empfänger
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Targets
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LINUX_X86
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QNX_X86
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Einziger Unterschied: Pfad (/dev/...)
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GPS Daten seriell über USB im NMEA Format
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ASCII Datenstrom
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Div.
 Sätze: $GP....
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n (bis zu 82 Zeichen pro Satz)
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Datenverlust möglich
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Doppelte Pufferung
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Implementierung
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Aktueller Stand
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POSIX konform
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nicht blockierendes Lesen
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select
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Satzweise Parsen
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GPRMC implementiert
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Position, Zeit
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GPGGA, GPSGSA und GPGSV als Stubs vorhanden
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GPRMC Satz
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$GPRMC,144455.000,A,5012.8939,N,00847.6632,E,
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\backslash

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0.00,204.13,260610,,,A*6B
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OBD
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OBD Hardware
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OBD Hardware
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5cm
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Pseudostandard
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Adapter mit ELM Interpreterchip
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AGV4000
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Ford Fiesta MK6
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Skoda Roomster
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Open-Source Simulator
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nicht auf Laborrechnern kompilierbar
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5cm
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Schema
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	filename Skizze_OBD.png
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{
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AGV 4000
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	filename obddiag4000_1.jpg
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OBD Komponente
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OBD Komponente
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POSIX konform (non-blocking read, select)
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Daten im Shared Memory, Nachrichten an andere Komponenten
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Aktuell abgefragte Werte
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Drehzahl
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\begin_deeper
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Geschwindigkeit
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Kühlwasser Temperatur
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\begin_layout Itemize
Luftmasse
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Drosselklappenöffnung
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\begin_layout Itemize
Motorlast
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Demo
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OBD Demo Anwendung
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Video Simulator
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\begin_deeper
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Video Fahrzeug
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Nächste Schritte
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Mögliche Fortführungen
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<1->
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{
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GPS
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Kontinuierliche Erweiterung und Verbesserung
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Absprache mit Hr.
 Ecker
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<2->
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{
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Intel Atom Target
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}
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Touchscreen-Steuerung für Framework
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Remote Debugging
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Mögliche Fortführungen
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{
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OBD
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Verbesserung Abtastrate
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Digitales Armaturenbrett
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Kopplung mit anderen Systemen
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\begin_deeper
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Warnung bei Geschwindigkeitsübertretung
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\begin_layout Itemize
Verbrauchsoptimierung
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\end_deeper
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\begin_layout Section*
Zusammenfassung
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Zusammenfassung
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\begin_layout Itemize
Framework auf Intel Atom Target ausführbar
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\begin_layout Itemize
Stabile GPS Komponente, gegen Datenverlust gesichert
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\begin_layout Itemize
GPS Daten im Framework verfügbar
\end_layout

\begin_layout Itemize
OBD Daten im Framework verfügbar
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\begin_layout Itemize
Einfacher Drehzahlmesser über OBD
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\begin_layout EndFrame

\end_layout

\end_body
\end_document