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authorTobias Lorenz <tobias.lorenz@gmx.net>2009-02-12 14:55:45 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-03-30 12:42:45 -0300
commit00ec8d0799d56448525b51abbf2075951f637b37 (patch)
treecbf7d98c974c8e4982b3f65c66606b186cbe3a0c /Documentation/video4linux/si470x.txt
parentf74a61e3c6f218053742c2caf3e247fb41bf395e (diff)
downloadop-kernel-dev-00ec8d0799d56448525b51abbf2075951f637b37.zip
op-kernel-dev-00ec8d0799d56448525b51abbf2075951f637b37.tar.gz
V4L/DVB (10530): Documentation and code cleanups
- "DealExtreme" sells the "PCear" radio and that comes from "Sanei Electric". - MPlayer is also usable as radio application. - Consistent usage of tabulators and blanks in the code. Signed-off-by: Tobias Lorenz <tobias.lorenz@gmx.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'Documentation/video4linux/si470x.txt')
-rw-r--r--Documentation/video4linux/si470x.txt11
1 files changed, 8 insertions, 3 deletions
diff --git a/Documentation/video4linux/si470x.txt b/Documentation/video4linux/si470x.txt
index 49679e6..3a7823e 100644
--- a/Documentation/video4linux/si470x.txt
+++ b/Documentation/video4linux/si470x.txt
@@ -1,6 +1,6 @@
Driver for USB radios for the Silicon Labs Si470x FM Radio Receivers
-Copyright (c) 2008 Tobias Lorenz <tobias.lorenz@gmx.net>
+Copyright (c) 2009 Tobias Lorenz <tobias.lorenz@gmx.net>
Information from Silicon Labs
@@ -41,7 +41,7 @@ chips are known to work:
- 10c4:818a: Silicon Labs USB FM Radio Reference Design
- 06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF)
- 1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700)
-- 10c5:819a: DealExtreme USB Radio
+- 10c5:819a: Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear)
Software
@@ -52,6 +52,7 @@ Testing is usually done with most application under Debian/testing:
- gradio - GTK FM radio tuner
- kradio - Comfortable Radio Application for KDE
- radio - ncurses-based radio application
+- mplayer - The Ultimate Movie Player For Linux
There is also a library libv4l, which can be used. It's going to have a function
for frequency seeking, either by using hardware functionality as in radio-si470x
@@ -69,7 +70,7 @@ Audio Listing
USB Audio is provided by the ALSA snd_usb_audio module. It is recommended to
also select SND_USB_AUDIO, as this is required to get sound from the radio. For
listing you have to redirect the sound, for example using one of the following
-commands.
+commands. Please adjust the audio devices to your needs (/dev/dsp* and hw:x,x).
If you just want to test audio (very poor quality):
cat /dev/dsp1 > /dev/dsp
@@ -80,6 +81,10 @@ sox -2 --endian little -r 96000 -t oss /dev/dsp1 -t oss /dev/dsp
If you use arts try:
arecord -D hw:1,0 -r96000 -c2 -f S16_LE | artsdsp aplay -B -
+If you use mplayer try:
+mplayer -radio adevice=hw=1.0:arate=96000 \
+ -rawaudio rate=96000 \
+ radio://<frequency>/capture
Module Parameters
=================
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