mk
mk post.html
mk clean

# the idea is that scope looks ≃ like:
http://www.tsc.uc3m.es/docencia/SyC/Fourier/SerieFourier.html

# refs:
http://en.wikipedia.org/wiki/Fourier_series
http://en.wikipedia.org/wiki/Fourier_transform
http://www.gii.upv.es/personal/gbenet/doctorat
http://www.gii.upv.es/personal/gbenet/libro%20dsp_guide/ch8.pdf

hget http://cs.marlboro.edu/term/fall01/computation/fourier/fft_c_code/fft.zip
gunzip < fft.tar.gz > /n/local/tmp/fft.tar
Local tarfs /n/local/tmp/fft.tar fft
Local unmount fft/
scope -c1 -r 22050 </n/local/tmp/bachfugue.pcm
scope -o -s 25 -c1 -r 22050 </n/local/tmp/bachfugue.pcm > /dev/audio
scope -o -c1 -r 22050 </dev/audio > /dev/audio
broken
kill Scope|sh
kill FFT|sh
audio rate 22050
audio out vol 50
for i in `{seq 0 10 630} {
	echo '0 + 2 * sin ( 5 * '^ $i ^'* (2*Pi/360))' | mc
} > test
wc test
ffttest <test >test.res
wc test.res

# locate & debug alignment exceptions in Xscale (ARM)
/proc/cpu/alignment by default set to 3
http://www.simplemachines.it/arm-linux/book/afaq.html
http://www.nslu2-linux.org/wiki/Info/Alignment
http://lecs.cs.ucla.edu/wiki/index.php/XScale_alignment

#toolchain
http://hri.sourceforge.net/tools/jtag_faq_org.html
http://gdb-jtag-arm.sourceforge.net/