sphinx.addnodesdocument)}( rawsource children]( translations
LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextChinese (Simplified)}parenthsba
attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget,/translations/zh_CN/admin-guide/media/si470xmodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Traditional)}hh2sbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/zh_TW/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/it_IT/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/ja_JP/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/ko_KR/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hPortuguese (Brazilian)}hhsbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/pt_BR/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubh)}(hhh]hSpanish}hhsbah }(h ]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget,/translations/sp_SP/admin-guide/media/si470xmodnameN classnameN refexplicituh1hhh ubeh }(h ]h ]h"]h$]h&]current_languageEnglishuh1h
hh _documenthsourceNlineNubhcomment)}(h SPDX-License-Identifier: GPL-2.0h]h SPDX-License-Identifier: GPL-2.0}hhsbah }(h ]h ]h"]h$]h&] xml:spacepreserveuh1hhhhhhF/var/lib/git/docbuild/linux/Documentation/admin-guide/media/si470x.rsthKubh)}(h4This data file has been placed in the public domain.h]h4This data file has been placed in the public domain.}hhsbah }(h ]h ]h"]h$]h&]hhuh1hhhhhho/srv/docbuild/lib/venvs/build-kernel-docs/lib64/python3.9/site-packages/docutils/parsers/rst/include/isonum.txthKubh)}(hDerived from the Unicode character mappings available from
.
Processed by unicode2rstsubs.py, part of Docutils:
.h]hDerived from the Unicode character mappings available from
.
Processed by unicode2rstsubs.py, part of Docutils:
.}hhsbah }(h ]h ]h"]h$]h&]hhuh1hhhhhhhhKubhsubstitution_definition)}(h*.. |amp| unicode:: U+00026 .. AMPERSANDh]h&}hhsbah }(h ]h ]h"]ampah$]h&]uh1hhhhKhhhhubh)}(h+.. |apos| unicode:: U+00027 .. APOSTROPHEh]h'}hhsbah }(h ]h ]h"]aposah$]h&]uh1hhhhKhhhhubh)}(h).. |ast| unicode:: U+0002A .. ASTERISKh]h*}hj sbah }(h ]h ]h"]astah$]h&]uh1hhhhK hhhhubh)}(h+.. |brvbar| unicode:: U+000A6 .. BROKEN BARh]h¦}hj sbah }(h ]h ]h"]brvbarah$]h&]uh1hhhhK
hhhhubh)}(h0.. |bsol| unicode:: U+0005C .. REVERSE SOLIDUSh]h\}hj# sbah }(h ]h ]h"]bsolah$]h&]uh1hhhhK hhhhubh)}(h*.. |cent| unicode:: U+000A2 .. CENT SIGNh]h¢}hj2 sbah }(h ]h ]h"]centah$]h&]uh1hhhhK hhhhubh)}(h&.. |colon| unicode:: U+0003A .. COLONh]h:}hjA sbah }(h ]h ]h"]colonah$]h&]uh1hhhhK
hhhhubh)}(h&.. |comma| unicode:: U+0002C .. COMMAh]h,}hjP sbah }(h ]h ]h"]commaah$]h&]uh1hhhhKhhhhubh)}(h... |commat| unicode:: U+00040 .. COMMERCIAL ATh]h@}hj_ sbah }(h ]h ]h"]commatah$]h&]uh1hhhhKhhhhubh)}(h/.. |copy| unicode:: U+000A9 .. COPYRIGHT SIGNh]h©}hjn sbah }(h ]h ]h"]copyah$]h&]uh1hhhhKhhhhubh)}(h... |curren| unicode:: U+000A4 .. CURRENCY SIGNh]h¤}hj} sbah }(h ]h ]h"]currenah$]h&]uh1hhhhKhhhhubh)}(h0.. |darr| unicode:: U+02193 .. DOWNWARDS ARROWh]h↓}hj sbah }(h ]h ]h"]darrah$]h&]uh1hhhhKhhhhubh)}(h,.. |deg| unicode:: U+000B0 .. DEGREE SIGNh]h°}hj sbah }(h ]h ]h"]degah$]h&]uh1hhhhKhhhhubh)}(h... |divide| unicode:: U+000F7 .. DIVISION SIGNh]h÷}hj sbah }(h ]h ]h"]divideah$]h&]uh1hhhhKhhhhubh)}(h,.. |dollar| unicode:: U+00024 .. DOLLAR SIGNh]h$}hj sbah }(h ]h ]h"]dollarah$]h&]uh1hhhhKhhhhubh)}(h,.. |equals| unicode:: U+0003D .. EQUALS SIGNh]h=}hj sbah }(h ]h ]h"]equalsah$]h&]uh1hhhhKhhhhubh)}(h1.. |excl| unicode:: U+00021 .. EXCLAMATION MARKh]h!}hj sbah }(h ]h ]h"]exclah$]h&]uh1hhhhKhhhhubh)}(h9.. |frac12| unicode:: U+000BD .. VULGAR FRACTION ONE HALFh]h½}hj sbah }(h ]h ]h"]frac12ah$]h&]uh1hhhhKhhhhubh)}(h<.. |frac14| unicode:: U+000BC .. VULGAR FRACTION ONE QUARTERh]h¼}hj sbah }(h ]h ]h"]frac14ah$]h&]uh1hhhhKhhhhubh)}(h;.. |frac18| unicode:: U+0215B .. VULGAR FRACTION ONE EIGHTHh]h⅛}hj sbah }(h ]h ]h"]frac18ah$]h&]uh1hhhhKhhhhubh)}(h?.. |frac34| unicode:: U+000BE .. VULGAR FRACTION THREE QUARTERSh]h¾}hj sbah }(h ]h ]h"]frac34ah$]h&]uh1hhhhKhhhhubh)}(h>.. |frac38| unicode:: U+0215C .. VULGAR FRACTION THREE EIGHTHSh]h⅜}hj" sbah }(h ]h ]h"]frac38ah$]h&]uh1hhhhK hhhhubh)}(h=.. |frac58| unicode:: U+0215D .. VULGAR FRACTION FIVE EIGHTHSh]h⅝}hj1 sbah }(h ]h ]h"]frac58ah$]h&]uh1hhhhK hhhhubh)}(h>.. |frac78| unicode:: U+0215E .. VULGAR FRACTION SEVEN EIGHTHSh]h⅞}hj@ sbah }(h ]h ]h"]frac78ah$]h&]uh1hhhhK hhhhubh)}(h2.. |gt| unicode:: U+0003E .. GREATER-THAN SIGNh]h>}hjO sbah }(h ]h ]h"]gtah$]h&]uh1hhhhK hhhhubh)}(h9.. |half| unicode:: U+000BD .. VULGAR FRACTION ONE HALFh]h½}hj^ sbah }(h ]h ]h"]halfah$]h&]uh1hhhhK hhhhubh)}(h/.. |horbar| unicode:: U+02015 .. HORIZONTAL BARh]h―}hjm sbah }(h ]h ]h"]horbarah$]h&]uh1hhhhK!hhhhubh)}(h'.. |hyphen| unicode:: U+02010 .. HYPHENh]h‐}hj| sbah }(h ]h ]h"]hyphenah$]h&]uh1hhhhK"hhhhubh)}(h:.. |iexcl| unicode:: U+000A1 .. INVERTED EXCLAMATION MARKh]h¡}hj sbah }(h ]h ]h"]iexclah$]h&]uh1hhhhK#hhhhubh)}(h7.. |iquest| unicode:: U+000BF .. INVERTED QUESTION MARKh]h¿}hj sbah }(h ]h ]h"]iquestah$]h&]uh1hhhhK$hhhhubh)}(hJ.. |laquo| unicode:: U+000AB .. LEFT-POINTING DOUBLE ANGLE QUOTATION MARKh]h«}hj sbah }(h ]h ]h"]laquoah$]h&]uh1hhhhK%hhhhubh)}(h0.. |larr| unicode:: U+02190 .. LEFTWARDS ARROWh]h←}hj sbah }(h ]h ]h"]larrah$]h&]uh1hhhhK&hhhhubh)}(h3.. |lcub| unicode:: U+0007B .. LEFT CURLY BRACKETh]h{}hj sbah }(h ]h ]h"]lcubah$]h&]uh1hhhhK'hhhhubh)}(h;.. |ldquo| unicode:: U+0201C .. LEFT DOUBLE QUOTATION MARKh]h“}hj sbah }(h ]h ]h"]ldquoah$]h&]uh1hhhhK(hhhhubh)}(h).. |lowbar| unicode:: U+0005F .. LOW LINEh]h_}hj sbah }(h ]h ]h"]lowbarah$]h&]uh1hhhhK)hhhhubh)}(h1.. |lpar| unicode:: U+00028 .. LEFT PARENTHESISh]h(}hj sbah }(h ]h ]h"]lparah$]h&]uh1hhhhK*hhhhubh)}(h4.. |lsqb| unicode:: U+0005B .. LEFT SQUARE BRACKETh]h[}hj sbah }(h ]h ]h"]lsqbah$]h&]uh1hhhhK+hhhhubh)}(h;.. |lsquo| unicode:: U+02018 .. LEFT SINGLE QUOTATION MARKh]h‘}hj sbah }(h ]h ]h"]lsquoah$]h&]uh1hhhhK,hhhhubh)}(h/.. |lt| unicode:: U+0003C .. LESS-THAN SIGNh]h<}hj! sbah }(h ]h ]h"]ltah$]h&]uh1hhhhK-hhhhubh)}(h+.. |micro| unicode:: U+000B5 .. MICRO SIGNh]hµ}hj0 sbah }(h ]h ]h"]microah$]h&]uh1hhhhK.hhhhubh)}(h+.. |middot| unicode:: U+000B7 .. MIDDLE DOTh]h·}hj? sbah }(h ]h ]h"]middotah$]h&]uh1hhhhK/hhhhubh)}(h/.. |nbsp| unicode:: U+000A0 .. NO-BREAK SPACEh]h }hjN sbah }(h ]h ]h"]nbspah$]h&]uh1hhhhK0hhhhubh)}(h).. |not| unicode:: U+000AC .. NOT SIGNh]h¬}hj] sbah }(h ]h ]h"]notah$]h&]uh1hhhhK1hhhhubh)}(h,.. |num| unicode:: U+00023 .. NUMBER SIGNh]h#}hjl sbah }(h ]h ]h"]numah$]h&]uh1hhhhK2hhhhubh)}(h).. |ohm| unicode:: U+02126 .. OHM SIGNh]hΩ}hj{ sbah }(h ]h ]h"]ohmah$]h&]uh1hhhhK3hhhhubh)}(h;.. |ordf| unicode:: U+000AA .. FEMININE ORDINAL INDICATORh]hª}hj sbah }(h ]h ]h"]ordfah$]h&]uh1hhhhK4hhhhubh)}(h<.. |ordm| unicode:: U+000BA .. MASCULINE ORDINAL INDICATORh]hº}hj sbah }(h ]h ]h"]ordmah$]h&]uh1hhhhK5hhhhubh)}(h-.. |para| unicode:: U+000B6 .. PILCROW SIGNh]h¶}hj sbah }(h ]h ]h"]paraah$]h&]uh1hhhhK6hhhhubh)}(h-.. |percnt| unicode:: U+00025 .. PERCENT SIGNh]h%}hj sbah }(h ]h ]h"]percntah$]h&]uh1hhhhK7hhhhubh)}(h*.. |period| unicode:: U+0002E .. FULL STOPh]h.}hj sbah }(h ]h ]h"]periodah$]h&]uh1hhhhK8hhhhubh)}(h*.. |plus| unicode:: U+0002B .. PLUS SIGNh]h+}hj sbah }(h ]h ]h"]plusah$]h&]uh1hhhhK9hhhhubh)}(h0.. |plusmn| unicode:: U+000B1 .. PLUS-MINUS SIGNh]h±}hj sbah }(h ]h ]h"]plusmnah$]h&]uh1hhhhK:hhhhubh)}(h+.. |pound| unicode:: U+000A3 .. POUND SIGNh]h£}hj sbah }(h ]h ]h"]poundah$]h&]uh1hhhhK;hhhhubh)}(h... |quest| unicode:: U+0003F .. QUESTION MARKh]h?}hj sbah }(h ]h ]h"]questah$]h&]uh1hhhhKhhhhubh)}(h1.. |rarr| unicode:: U+02192 .. RIGHTWARDS ARROWh]h→}hj/ sbah }(h ]h ]h"]rarrah$]h&]uh1hhhhK?hhhhubh)}(h4.. |rcub| unicode:: U+0007D .. RIGHT CURLY BRACKETh]h}}hj> sbah }(h ]h ]h"]rcubah$]h&]uh1hhhhK@hhhhubh)}(h<.. |rdquo| unicode:: U+0201D .. RIGHT DOUBLE QUOTATION MARKh]h”}hjM sbah }(h ]h ]h"]rdquoah$]h&]uh1hhhhKAhhhhubh)}(h0.. |reg| unicode:: U+000AE .. REGISTERED SIGNh]h®}hj\ sbah }(h ]h ]h"]regah$]h&]uh1hhhhKBhhhhubh)}(h2.. |rpar| unicode:: U+00029 .. RIGHT PARENTHESISh]h)}hjk sbah }(h ]h ]h"]rparah$]h&]uh1hhhhKChhhhubh)}(h5.. |rsqb| unicode:: U+0005D .. RIGHT SQUARE BRACKETh]h]}hjz sbah }(h ]h ]h"]rsqbah$]h&]uh1hhhhKDhhhhubh)}(h<.. |rsquo| unicode:: U+02019 .. RIGHT SINGLE QUOTATION MARKh]h’}hj sbah }(h ]h ]h"]rsquoah$]h&]uh1hhhhKEhhhhubh)}(h-.. |sect| unicode:: U+000A7 .. SECTION SIGNh]h§}hj sbah }(h ]h ]h"]sectah$]h&]uh1hhhhKFhhhhubh)}(h*.. |semi| unicode:: U+0003B .. SEMICOLONh]h;}hj sbah }(h ]h ]h"]semiah$]h&]uh1hhhhKGhhhhubh)}(h,.. |shy| unicode:: U+000AD .. SOFT HYPHENh]h}hj sbah }(h ]h ]h"]shyah$]h&]uh1hhhhKHhhhhubh)}(h(.. |sol| unicode:: U+0002F .. SOLIDUSh]h/}hj sbah }(h ]h ]h"]solah$]h&]uh1hhhhKIhhhhubh)}(h,.. |sung| unicode:: U+0266A .. EIGHTH NOTEh]h♪}hj sbah }(h ]h ]h"]sungah$]h&]uh1hhhhKJhhhhubh)}(h0.. |sup1| unicode:: U+000B9 .. SUPERSCRIPT ONEh]h¹}hj sbah }(h ]h ]h"]sup1ah$]h&]uh1hhhhKKhhhhubh)}(h0.. |sup2| unicode:: U+000B2 .. SUPERSCRIPT TWOh]h²}hj sbah }(h ]h ]h"]sup2ah$]h&]uh1hhhhKLhhhhubh)}(h2.. |sup3| unicode:: U+000B3 .. SUPERSCRIPT THREEh]h³}hj sbah }(h ]h ]h"]sup3ah$]h&]uh1hhhhKMhhhhubh)}(h4.. |times| unicode:: U+000D7 .. MULTIPLICATION SIGNh]h×}hj sbah }(h ]h ]h"]timesah$]h&]uh1hhhhKNhhhhubh)}(h0.. |trade| unicode:: U+02122 .. TRADE MARK SIGNh]h™}hj sbah }(h ]h ]h"]tradeah$]h&]uh1hhhhKOhhhhubh)}(h... |uarr| unicode:: U+02191 .. UPWARDS ARROWh]h↑}hj. sbah }(h ]h ]h"]uarrah$]h&]uh1hhhhKPhhhhubh)}(h... |verbar| unicode:: U+0007C .. VERTICAL LINEh]h|}hj= sbah }(h ]h ]h"]verbarah$]h&]uh1hhhhKQhhhhubh)}(h*.. |yen| unicode:: U+000A5 .. YEN SIGN
h]h¥}hjL sbah }(h ]h ]h"]yenah$]h&]uh1hhhhKRhhhhubhsection)}(hhh](htitle)}(h1The Silicon Labs Si470x FM Radio Receivers driverh]h1The Silicon Labs Si470x FM Radio Receivers driver}(hjb hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj] hhhhhKubh paragraph)}(h;Copyright |copy| 2009 Tobias Lorenz h](h
Copyright }(hjr hhhNhNubh©}(hjr hhhNhNubh 2009 Tobias Lorenz <}(hjr hhhNhNubh reference)}(htobias.lorenz@gmx.neth]htobias.lorenz@gmx.net}(hj hhhNhNubah }(h ]h ]h"]h$]h&]refuri mailto:tobias.lorenz@gmx.netuh1j hjr ubh>}(hjr hhhNhNubeh }(h ]h ]h"]h$]h&]uh1jp hhhKhj] hhubj\ )}(hhh](ja )}(h Information from Silicon Labsh]h Information from Silicon Labs}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj hhhhhK ubjq )}(hX) Silicon Laboratories is the manufacturer of the radio ICs, that nowadays are the
most often used radio receivers in cell phones. Usually they are connected with
I2C. But SiLabs also provides a reference design, which integrates this IC,
together with a small microcontroller C8051F321, to form a USB radio.
Part of this reference design is also a radio application in binary and source
code. The software also contains an automatic firmware upgrade to the most
current version. Information on these can be downloaded here:
http://www.silabs.com/usbradioh](hX Silicon Laboratories is the manufacturer of the radio ICs, that nowadays are the
most often used radio receivers in cell phones. Usually they are connected with
I2C. But SiLabs also provides a reference design, which integrates this IC,
together with a small microcontroller C8051F321, to form a USB radio.
Part of this reference design is also a radio application in binary and source
code. The software also contains an automatic firmware upgrade to the most
current version. Information on these can be downloaded here:
}(hj hhhNhNubj )}(h http://www.silabs.com/usbradioh]h http://www.silabs.com/usbradio}(hj hhhNhNubah }(h ]h ]h"]h$]h&]refurij uh1j hj ubeh }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubeh }(h ] information-from-silicon-labsah ]h"] information from silicon labsah$]h&]uh1j[ hj] hhhhhK ubj\ )}(hhh](ja )}(h
Supported ICsh]h
Supported ICs}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj hhhhhKubjq )}(hqThe following ICs have a very similar register set, so that they are or will be
supported somewhen by the driver:h]hqThe following ICs have a very similar register set, so that they are or will be
supported somewhen by the driver:}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubh bullet_list)}(hhh](h list_item)}(hSi4700: FM radio receiverh]jq )}(hj h]hSi4700: FM radio receiver}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h&Si4701: FM radio receiver, RDS Supporth]jq )}(hj h]h&Si4701: FM radio receiver, RDS Support}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(hSi4702: FM radio receiverh]jq )}(hj* h]hSi4702: FM radio receiver}(hj, hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK hj( ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h&Si4703: FM radio receiver, RDS Supporth]jq )}(hjA h]h&Si4703: FM radio receiver, RDS Support}(hjC hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK!hj? ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h7Si4704: FM radio receiver, no external antenna requiredh]jq )}(hjX h]h7Si4704: FM radio receiver, no external antenna required}(hjZ hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK"hjV ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(hMSi4705: FM radio receiver, no external antenna required, RDS support, Dig I/Oh]jq )}(hjo h]hMSi4705: FM radio receiver, no external antenna required, RDS support, Dig I/O}(hjq hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK#hjm ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h]Si4706: Enhanced FM RDS/TMC radio receiver, no external antenna required, RDS
Supporth]hdefinition_list)}(hhh]hdefinition_list_item)}(hUSi4706: Enhanced FM RDS/TMC radio receiver, no external antenna required, RDS
Supporth](hterm)}(hMSi4706: Enhanced FM RDS/TMC radio receiver, no external antenna required, RDSh]hMSi4706: Enhanced FM RDS/TMC radio receiver, no external antenna required, RDS}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j hhhK$hj ubh
definition)}(hhh]jq )}(hSupporth]hSupport}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK%hj ubah }(h ]h ]h"]h$]h&]uh1j hj ubeh }(h ]h ]h"]h$]h&]uh1j hhhK$hj ubah }(h ]h ]h"]h$]h&]uh1j hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhNhNubj )}(hLSi4707: Dedicated weather band radio receiver with SAME decoder, RDS Supporth]jq )}(hj h]hLSi4707: Dedicated weather band radio receiver with SAME decoder, RDS Support}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK&hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h Si4708: Smallest FM receiversh]jq )}(hj h]h Si4708: Smallest FM receivers}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK'hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h+Si4709: Smallest FM receivers, RDS Support
h]jq )}(h*Si4709: Smallest FM receivers, RDS Supporth]h*Si4709: Smallest FM receivers, RDS Support}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK(hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubeh }(h ]h ]h"]h$]h&]bullet-uh1j hhhK hj hhubjq )}(hlMore information on these can be downloaded here:
http://www.silabs.com/products/mcu/Pages/USBFMRadioRD.aspxh](h2More information on these can be downloaded here:
}(hj hhhNhNubj )}(h:http://www.silabs.com/products/mcu/Pages/USBFMRadioRD.aspxh]h:http://www.silabs.com/products/mcu/Pages/USBFMRadioRD.aspx}(hj$ hhhNhNubah }(h ]h ]h"]h$]h&]refurij& uh1j hj ubeh }(h ]h ]h"]h$]h&]uh1jp hhhK*hj hhubeh }(h ]
supported-icsah ]h"]
supported icsah$]h&]uh1j[ hj] hhhhhKubj\ )}(hhh](ja )}(hSupported USB devicesh]hSupported USB devices}(hjD hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hjA hhhhhK/ubjq )}(hiCurrently the following USB radios (vendor:product) with the Silicon Labs si470x
chips are known to work:h]hiCurrently the following USB radios (vendor:product) with the Silicon Labs si470x
chips are known to work:}(hjR hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK1hjA hhubj )}(hhh](j )}(h510c4:818a: Silicon Labs USB FM Radio Reference Designh]jq )}(hje h]h510c4:818a: Silicon Labs USB FM Radio Reference Design}(hjg hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK4hjc ubah }(h ]h ]h"]h$]h&]uh1j hj` hhhhhNubj )}(hN06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF)h]jq )}(hj| h]hN06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music) (RDX-155-EF)}(hj~ hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK5hjz ubah }(h ]h ]h"]h$]h&]uh1j hj` hhhhhNubj )}(h;1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700)h]jq )}(hj h]h;1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700)}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK6hj ubah }(h ]h ]h"]h$]h&]uh1j hj` hhhhhNubj )}(hN10c5:819a: Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear)
h]jq )}(hL10c5:819a: Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear)h]hL10c5:819a: Sanei Electric, Inc. FM USB Radio (sold as DealExtreme.com PCear)}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK7hj ubah }(h ]h ]h"]h$]h&]uh1j hj` hhhhhNubeh }(h ]h ]h"]h$]h&]j j uh1j hhhK4hjA hhubeh }(h ]supported-usb-devicesah ]h"]supported usb devicesah$]h&]uh1j[ hj] hhhhhK/ubj\ )}(hhh](ja )}(hSoftwareh]hSoftware}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj hhhhhK;ubjq )}(hCTesting is usually done with most application under Debian/testing:h]hCTesting is usually done with most application under Debian/testing:}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK=hj hhubj )}(hhh](j )}(h-fmtools - Utility for managing FM tuner cardsh]jq )}(hj h]h-fmtools - Utility for managing FM tuner cards}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK?hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h1gnomeradio - FM-radio tuner for the GNOME desktoph]jq )}(hj h]h1gnomeradio - FM-radio tuner for the GNOME desktop}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhK@hj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(hgradio - GTK FM radio tunerh]jq )}(hj h]hgradio - GTK FM radio tuner}(hj" hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKAhj ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h.kradio - Comfortable Radio Application for KDEh]jq )}(hj7 h]h.kradio - Comfortable Radio Application for KDE}(hj9 hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKBhj5 ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h'radio - ncurses-based radio applicationh]jq )}(hjN h]h'radio - ncurses-based radio application}(hjP hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKChjL ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h-mplayer - The Ultimate Movie Player For Linuxh]jq )}(hje h]h-mplayer - The Ultimate Movie Player For Linux}(hjg hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKDhjc ubah }(h ]h ]h"]h$]h&]uh1j hj hhhhhNubj )}(h /dev/dsph]hcat /dev/dsp1 > /dev/dsp}hj) sbah }(h ]h ]h"]h$]h&]hhj j nonej }uh1j hhhKbhj hhubjq )}(hIf you use sox + OSS try:h]hIf you use sox + OSS try:}(hj9 hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKfhj hhubj )}(h@sox -2 --endian little -r 96000 -t oss /dev/dsp1 -t oss /dev/dsph]h@sox -2 --endian little -r 96000 -t oss /dev/dsp1 -t oss /dev/dsp}hjG sbah }(h ]h ]h"]h$]h&]hhj j nonej }uh1j hhhKhhj hhubjq )}(hor using sox + alsa:h]hor using sox + alsa:}(hjW hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKlhj hhubj )}(hGsox --endian little -c 2 -S -r 96000 -t alsa hw:1 -t alsa -r 96000 hw:0h]hGsox --endian little -c 2 -S -r 96000 -t alsa hw:1 -t alsa -r 96000 hw:0}hje sbah }(h ]h ]h"]h$]h&]hhj j nonej }uh1j hhhKnhj hhubjq )}(hIf you use arts try:h]hIf you use arts try:}(hju hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKrhj hhubj )}(h/captureh]hnmplayer -radio adevice=hw=1.0:arate=96000 \
-rawaudio rate=96000 \
radio:///capture}hj sbah }(h ]h ]h"]h$]h&]hhj j nonej }uh1j hhhKzhj hhubeh }(h ]
audio-listingah ]h"]
audio listingah$]h&]uh1j[ hj] hhhhhKYubj\ )}(hhh](ja )}(hModule Parametersh]hModule Parameters}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj hhhhhKubjq )}(hX After loading the module, you still have access to some of them in the sysfs
mount under /sys/module/radio_si470x/parameters. The contents of read-only files
(0444) are not updated, even if space, band and de are changed using private
video controls. The others are runtime changeable.h]hX After loading the module, you still have access to some of them in the sysfs
mount under /sys/module/radio_si470x/parameters. The contents of read-only files
(0444) are not updated, even if space, band and de are changed using private
video controls. The others are runtime changeable.}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubeh }(h ]module-parametersah ]h"]module parametersah$]h&]uh1j[ hj] hhhhhKubj\ )}(hhh](ja )}(hErrorsh]hErrors}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj hhhhhKubjq )}(h4Increase tune_timeout, if you often get -EIO errors.h]h4Increase tune_timeout, if you often get -EIO errors.}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubjq )}(hFWhen timed out or band limit is reached, hw_freq_seek returns -EAGAIN.h]hFWhen timed out or band limit is reached, hw_freq_seek returns -EAGAIN.}(hj hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubjq )}(hPIf you get any errors from snd_usb_audio, please report them to the ALSA people.h]hPIf you get any errors from snd_usb_audio, please report them to the ALSA people.}(hj
hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj hhubeh }(h ]errorsah ]h"]errorsah$]h&]uh1j[ hj] hhhhhKubj\ )}(hhh](ja )}(h Open Issuesh]h Open Issues}(hj&
hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hj#
hhhhhKubjq )}(hkV4L minor device allocation and parameter setting is not perfect. A solution is
currently under discussion.h]hkV4L minor device allocation and parameter setting is not perfect. A solution is
currently under discussion.}(hj4
hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj#
hhubjq )}(hThere is an USB interface for downloading/uploading new firmware images. Support
for it can be implemented using the request_firmware interface.h]hThere is an USB interface for downloading/uploading new firmware images. Support
for it can be implemented using the request_firmware interface.}(hjB
hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj#
hhubjq )}(hThere is a RDS interrupt mode. The driver is already using the same interface
for polling RDS information, but is currently not using the interrupt mode.h]hThere is a RDS interrupt mode. The driver is already using the same interface
for polling RDS information, but is currently not using the interrupt mode.}(hjP
hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj#
hhubjq )}(hThere is a LED interface, which can be used to override the LED control
programmed in the firmware. This can be made available using the LED support
functions in the kernel.h]hThere is a LED interface, which can be used to override the LED control
programmed in the firmware. This can be made available using the LED support
functions in the kernel.}(hj^
hhhNhNubah }(h ]h ]h"]h$]h&]uh1jp hhhKhj#
hhubeh }(h ] open-issuesah ]h"] open issuesah$]h&]uh1j[ hj] hhhhhKubj\ )}(hhh](ja )}(h"Other useful information and linksh]h"Other useful information and links}(hjw
hhhNhNubah }(h ]h ]h"]h$]h&]uh1j` hjt
hhhhhKubjq )}(h http://www.silabs.com/usbradioh]j )}(hj
h]h http://www.silabs.com/usbradio}(hj
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ubah }(h ]h ]h"]h$]h&]uh1jp hhhKhjt
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