Benutzer:Siro

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alias: Patrick
Jabber: siro @ das-labor. org
email: siro @ das-labor. org


Projekte:
Active projects:


Scheduled Projects:

einfache i2c Kommunikation:


Finished Projects

Interessante Links:
arm-elf-gcc bauen:
Pakete:

  • libgmp3-dev
  • libmpfr-dev
  • flex
$ cd /home/alios/src/toolchain
$ svn co svn://gcc.gnu.org/svn/gcc/branches/gcc-4_4-branch
$ mkdir build-arm-elf/gcc
$ cd build-arm-elf/gcc
$ ../../gcc-4.4-branch/configure --target=arm-elf --prefix=/usr/local/arm-elf --disable-nls --disable-shared --disable-threads --with-gnu-ld --with-gnu-as --disable-multilib --disable-libssp --disable-libmudflap --disable-libgomp --with-dwarf2 --with-newlib -v --disable-werror --with-cpu=cortex-m3 --with-tune=cortex-m3 --with-mode=thumb --enable-target-optspace --with-float=soft --enable-languages=c,c++
[ ... configure output ... ]
$ make all
[ ... build output ... ]

Stromquelle

  • LM 350 TO3
  • V 4527D
  • 2W DRAHT 0,82

ProjectX

Dvb-t

  • RDNG
  • Reed-Solomon - outer coder
  • outer interleaver
  • FEC encoder - inner coder
    • convolutional encoder
    • puncturing
  • inner interleaver
    • demux
    • bitinterleaver
  • symbol interleaver
    • hierachical mode - 2 DVB-T streams on 1 Frequency
      1. different modulations possible
      2. different bitrates
      3. different programm
    • non hierachical mode - 1 DVB-T stream on 1 Frequency
  • QAM mapper
  • inverse FFT
  • guard interval
  • interpolation filter

Hardware:

  • D/A converter
  • mixer
  • VCO