€•‹Œsphinx.addnodes”Œdocument”“”)”}”(Œ rawsource”Œ”Œchildren”]”(Œ translations”Œ LanguagesNode”“”)”}”(hhh]”(hŒ pending_xref”“”)”}”(hhh]”Œdocutils.nodes”ŒText”“”ŒChinese (Simplified)”…””}”Œparent”hsbaŒ attributes”}”(Œids”]”Œclasses”]”Œnames”]”Œdupnames”]”Œbackrefs”]”Œ refdomain”Œstd”Œreftype”Œdoc”Œ reftarget”Œ&/translations/zh_CN/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuŒtagname”hhh ubh)”}”(hhh]”hŒChinese (Traditional)”…””}”hh2sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/zh_TW/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒItalian”…””}”hhFsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/it_IT/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒJapanese”…””}”hhZsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/ja_JP/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒKorean”…””}”hhnsbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/ko_KR/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒPortuguese (Brazilian)”…””}”hh‚sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/pt_BR/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubh)”}”(hhh]”hŒSpanish”…””}”hh–sbah}”(h]”h ]”h"]”h$]”h&]”Œ refdomain”h)Œreftype”h+Œ reftarget”Œ&/translations/sp_SP/sound/cards/cmipci”Œmodname”NŒ classname”NŒ refexplicit”ˆuh1hhh ubeh}”(h]”h ]”h"]”h$]”h&]”Œcurrent_language”ŒEnglish”uh1h hhŒ _document”hŒsource”NŒline”NubhŒsection”“”)”}”(hhh]”(hŒtitle”“”)”}”(hŒ1Brief Notes on C-Media 8338/8738/8768/8770 Driver”h]”hŒ1Brief Notes on C-Media 8338/8738/8768/8770 Driver”…””}”(hh¼h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhh·h²hh³Œ@/var/lib/git/docbuild/linux/Documentation/sound/cards/cmipci.rst”h´KubhŒ paragraph”“”)”}”(hŒTakashi Iwai ”h]”(hŒTakashi Iwai <”…””}”(hhÍh²hh³Nh´NubhŒ reference”“”)”}”(hŒ tiwai@suse.de”h]”hŒ tiwai@suse.de”…””}”(hh×h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”Œrefuri”Œmailto:tiwai@suse.de”uh1hÕhhÍubhŒ>”…””}”(hhÍh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khh·h²hubh¶)”}”(hhh]”(h»)”}”(hŒ!Front/Rear Multi-channel Playback”h]”hŒ!Front/Rear Multi-channel Playback”…””}”(hhôh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhhñh²hh³hÊh´K ubhÌ)”}”(hŒ÷CM8x38 chip can use ADC as the second DAC so that two different stereo channels can be used for front/rear playbacks. Since there are two DACs, both streams are handled independently unlike the 4/6ch multi- channel playbacks in the section below.”h]”hŒ÷CM8x38 chip can use ADC as the second DAC so that two different stereo channels can be used for front/rear playbacks. Since there are two DACs, both streams are handled independently unlike the 4/6ch multi- channel playbacks in the section below.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K hhñh²hubhÌ)”}”(hŒÂAs default, ALSA driver assigns the first PCM device (i.e. hw:0,0 for card#0) for front and 4/6ch playbacks, while the second PCM device (hw:0,1) is assigned to the second DAC for rear playback.”h]”hŒÂAs default, ALSA driver assigns the first PCM device (i.e. hw:0,0 for card#0) for front and 4/6ch playbacks, while the second PCM device (hw:0,1) is assigned to the second DAC for rear playback.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khhñh²hubhÌ)”}”(hŒ2There are slight differences between the two DACs:”h]”hŒ2There are slight differences between the two DACs:”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khhñh²hubhŒ bullet_list”“”)”}”(hhh]”(hŒ list_item”“”)”}”(hŒVThe first DAC supports U8 and S16LE formats, while the second DAC supports only S16LE.”h]”hÌ)”}”(hŒVThe first DAC supports U8 and S16LE formats, while the second DAC supports only S16LE.”h]”hŒVThe first DAC supports U8 and S16LE formats, while the second DAC supports only S16LE.”…””}”(hj7h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khj3ubah}”(h]”h ]”h"]”h$]”h&]”uh1j1hj.h²hh³hÊh´Nubj2)”}”(hŒ1The second DAC supports only two channel stereo. ”h]”hÌ)”}”(hŒ0The second DAC supports only two channel stereo.”h]”hŒ0The second DAC supports only two channel stereo.”…””}”(hjOh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KhjKubah}”(h]”h ]”h"]”h$]”h&]”uh1j1hj.h²hh³hÊh´Nubeh}”(h]”h ]”h"]”h$]”h&]”Œbullet”Œ-”uh1j,h³hÊh´Khhñh²hubhÌ)”}”(hŒšPlease note that the CM8x38 DAC doesn't support continuous playback rate but only fixed rates: 5512, 8000, 11025, 16000, 22050, 32000, 44100 and 48000 Hz.”h]”hŒœPlease note that the CM8x38 DAC doesn’t support continuous playback rate but only fixed rates: 5512, 8000, 11025, 16000, 22050, 32000, 44100 and 48000 Hz.”…””}”(hjkh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khhñh²hubhÌ)”}”(hŒ£The rear output can be heard only when "Four Channel Mode" switch is disabled. Otherwise no signal will be routed to the rear speakers. As default it's turned on.”h]”hŒ©The rear output can be heard only when “Four Channel Mode†switch is disabled. Otherwise no signal will be routed to the rear speakers. As default it’s turned on.”…””}”(hjyh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khhñh²hubhŒwarning”“”)”}”(hŒêWhen "Four Channel Mode" switch is off, the output from rear speakers will be FULL VOLUME regardless of Master and PCM volumes [#]_. This might damage your audio equipment. Please disconnect speakers before your turn off this switch.”h]”hÌ)”}”(hŒêWhen "Four Channel Mode" switch is off, the output from rear speakers will be FULL VOLUME regardless of Master and PCM volumes [#]_. This might damage your audio equipment. Please disconnect speakers before your turn off this switch.”h]”(hŒƒWhen “Four Channel Mode†switch is off, the output from rear speakers will be FULL VOLUME regardless of Master and PCM volumes ”…””}”(hjh²hh³Nh´NubhŒfootnote_reference”“”)”}”(hŒ[#]_”h]”hŒ1”…””}”(hj—h²hh³Nh´Nubah}”(h]”Œid1”ah ]”h"]”h$]”h&]”Œauto”KŒrefid”Œid2”Œdocname”Œsound/cards/cmipci”uh1j•hjŒresolved”KubhŒg. This might damage your audio equipment. Please disconnect speakers before your turn off this switch.”…””}”(hjh²hh³Nh´Nubeh}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K#hj‰ubah}”(h]”h ]”h"]”h$]”h&]”uh1j‡hhñh²hh³hÊh´NubhŒfootnote”“”)”}”(hX‹Well.. I once got the output with correct volume (i.e. same with the front one) and was so excited. It was even with "Four Channel" bit on and "double DAC" mode. Actually I could hear separate 4 channels from front and rear speakers! But.. after reboot, all was gone. It's a very pity that I didn't save the register dump at that time.. Maybe there is an unknown register to achieve this... ”h]”(hŒlabel”“”)”}”(hhh]”hŒ1”…””}”(hjÄh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1jÂhj¾h²hh³Nh´NubhÌ)”}”(hXŠWell.. I once got the output with correct volume (i.e. same with the front one) and was so excited. It was even with "Four Channel" bit on and "double DAC" mode. Actually I could hear separate 4 channels from front and rear speakers! But.. after reboot, all was gone. It's a very pity that I didn't save the register dump at that time.. Maybe there is an unknown register to achieve this...”h]”hX–Well.. I once got the output with correct volume (i.e. same with the front one) and was so excited. It was even with “Four Channel†bit on and “double DAC†mode. Actually I could hear separate 4 channels from front and rear speakers! But.. after reboot, all was gone. It’s a very pity that I didn’t save the register dump at that time.. Maybe there is an unknown register to achieve this...”…””}”(hjÑh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K*hj¾ubeh}”(h]”j¨ah ]”h"]”Œ1”ah$]”h&]”j¡aj¦Kj©jªuh1j¼h³hÊh´K)hhñh²hubhÌ)”}”(hX&If your card has an extra output jack for the rear output, the rear playback should be routed there as default. If not, there is a control switch in the driver "Line-In As Rear", which you can change via alsamixer or somewhat else. When this switch is on, line-in jack is used as rear output.”h]”hX*If your card has an extra output jack for the rear output, the rear playback should be routed there as default. If not, there is a control switch in the driver “Line-In As Rearâ€, which you can change via alsamixer or somewhat else. When this switch is on, line-in jack is used as rear output.”…””}”(hjæh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K1hhñh²hubhÌ)”}”(hŒµThere are two more controls regarding to the rear output. The "Exchange DAC" switch is used to exchange front and rear playback routes, i.e. the 2nd DAC is output from front output.”h]”hŒ¹There are two more controls regarding to the rear output. The “Exchange DAC†switch is used to exchange front and rear playback routes, i.e. the 2nd DAC is output from front output.”…””}”(hjôh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K7hhñh²hubeh}”(h]”Œ!front-rear-multi-channel-playback”ah ]”h"]”Œ!front/rear multi-channel playback”ah$]”h&]”uh1hµhh·h²hh³hÊh´K ubh¶)”}”(hhh]”(h»)”}”(hŒ4/6 Multi-Channel Playback”h]”hŒ4/6 Multi-Channel Playback”…””}”(hj h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhj h²hh³hÊh´K=ubhÌ)”}”(hŒyThe recent CM8738 chips support for the 4/6 multi-channel playback function. This is useful especially for AC3 decoding.”h]”hŒyThe recent CM8738 chips support for the 4/6 multi-channel playback function. This is useful especially for AC3 decoding.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K?hj h²hubhÌ)”}”(hŒ’When the multi-channel is supported, the driver name has a suffix "-MC" such like "CMI8738-MC6". You can check this name from /proc/asound/cards.”h]”hŒšWhen the multi-channel is supported, the driver name has a suffix “-MC†such like “CMI8738-MC6â€. You can check this name from /proc/asound/cards.”…””}”(hj)h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KBhj h²hubhÌ)”}”(hX2When the 4/6-ch output is enabled, the second DAC accepts up to 6 (or 4) channels. While the dual DAC supports two different rates or formats, the 4/6-ch playback supports only the same condition for all channels. Since the multi-channel playback mode uses both DACs, you cannot operate with full-duplex.”h]”hX2When the 4/6-ch output is enabled, the second DAC accepts up to 6 (or 4) channels. While the dual DAC supports two different rates or formats, the 4/6-ch playback supports only the same condition for all channels. Since the multi-channel playback mode uses both DACs, you cannot operate with full-duplex.”…””}”(hj7h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KFhj h²hubhÌ)”}”(hŒ•The 4.0 and 5.1 modes are defined as the pcm "surround40" and "surround51" in alsa-lib. For example, you can play a WAV file with 6 channels like ::”h]”hŒšThe 4.0 and 5.1 modes are defined as the pcm “surround40†and “surround51†in alsa-lib. For example, you can play a WAV file with 6 channels like”…””}”(hjEh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KLhj h²hubhŒ literal_block”“”)”}”(hŒ$% aplay -Dsurround51 sixchannels.wav”h]”hŒ$% aplay -Dsurround51 sixchannels.wav”…””}”hjUsbah}”(h]”h ]”h"]”h$]”h&]”Œ xml:space”Œpreserve”uh1jSh³hÊh´KPhj h²hubhÌ)”}”(hŒ£For programming the 4/6 channel playback, you need to specify the PCM channels as you like and set the format S16LE. For example, for playback with 4 channels, ::”h]”hŒ For programming the 4/6 channel playback, you need to specify the PCM channels as you like and set the format S16LE. For example, for playback with 4 channels,”…””}”(hjeh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KRhj h²hubjT)”}”(hŒÊsnd_pcm_hw_params_set_access(pcm, hw, SND_PCM_ACCESS_RW_INTERLEAVED); // or mmap if you like snd_pcm_hw_params_set_format(pcm, hw, SND_PCM_FORMAT_S16_LE); snd_pcm_hw_params_set_channels(pcm, hw, 4);”h]”hŒÊsnd_pcm_hw_params_set_access(pcm, hw, SND_PCM_ACCESS_RW_INTERLEAVED); // or mmap if you like snd_pcm_hw_params_set_format(pcm, hw, SND_PCM_FORMAT_S16_LE); snd_pcm_hw_params_set_channels(pcm, hw, 4);”…””}”hjssbah}”(h]”h ]”h"]”h$]”h&]”jcjduh1jSh³hÊh´KWhj h²hubhÌ)”}”(hŒ'and use the interleaved 4 channel data.”h]”hŒ'and use the interleaved 4 channel data.”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K\hj h²hubhÌ)”}”(hŒEThere are some control switches affecting to the speaker connections:”h]”hŒEThere are some control switches affecting to the speaker connections:”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K^hj h²hubhŒdefinition_list”“”)”}”(hhh]”(hŒdefinition_list_item”“”)”}”(hXLine-In Mode an enum control to change the behavior of line-in jack. Either "Line-In", "Rear Output" or "Bass Output" can be selected. The last item is available only with model 039 or newer. When "Rear Output" is chosen, the surround channels 3 and 4 are output to line-in jack.”h]”(hŒterm”“”)”}”(hŒ Line-In Mode”h]”hŒ Line-In Mode”…””}”(hjªh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¨h³hÊh´Kehj¤ubhŒ definition”“”)”}”(hhh]”hÌ)”}”(hX an enum control to change the behavior of line-in jack. Either "Line-In", "Rear Output" or "Bass Output" can be selected. The last item is available only with model 039 or newer. When "Rear Output" is chosen, the surround channels 3 and 4 are output to line-in jack.”h]”hXan enum control to change the behavior of line-in jack. Either “Line-Inâ€, “Rear Output†or “Bass Output†can be selected. The last item is available only with model 039 or newer. When “Rear Output†is chosen, the surround channels 3 and 4 are output to line-in jack.”…””}”(hj½h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Kahjºubah}”(h]”h ]”h"]”h$]”h&]”uh1j¸hj¤ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j¢h³hÊh´KehjŸubj£)”}”(hŒëMic-In Mode an enum control to change the behavior of mic-in jack. Either "Mic-In" or "Center/LFE Output" can be selected. When "Center/LFE Output" is chosen, the center and bass channels (channels 5 and 6) are output to mic-in jack. ”h]”(j©)”}”(hŒ Mic-In Mode”h]”hŒ Mic-In Mode”…””}”(hjÛh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¨h³hÊh´Klhj×ubj¹)”}”(hhh]”hÌ)”}”(hŒÞan enum control to change the behavior of mic-in jack. Either "Mic-In" or "Center/LFE Output" can be selected. When "Center/LFE Output" is chosen, the center and bass channels (channels 5 and 6) are output to mic-in jack.”h]”hŒêan enum control to change the behavior of mic-in jack. Either “Mic-In†or “Center/LFE Output†can be selected. When “Center/LFE Output†is chosen, the center and bass channels (channels 5 and 6) are output to mic-in jack.”…””}”(hjìh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khhjéubah}”(h]”h ]”h"]”h$]”h&]”uh1j¸hj×ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j¢h³hÊh´KlhjŸh²hubeh}”(h]”h ]”h"]”h$]”h&]”uh1jhj h²hh³hÊh´Nubeh}”(h]”Œmulti-channel-playback”ah ]”h"]”Œ4/6 multi-channel playback”ah$]”h&]”uh1hµhh·h²hh³hÊh´K=ubh¶)”}”(hhh]”(h»)”}”(hŒ Digital I/O”h]”hŒ Digital I/O”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hºhjh²hh³hÊh´KoubhÌ)”}”(hŒuThe CM8x38 provides the excellent SPDIF capability with very cheap price (yes, that's the reason I bought the card :)”h]”hŒwThe CM8x38 provides the excellent SPDIF capability with very cheap price (yes, that’s the reason I bought the card :)”…””}”(hj%h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Kqhjh²hubhÌ)”}”(hŒßThe SPDIF playback and capture are done via the third PCM device (hw:0,2). Usually this is assigned to the PCM device "spdif". The available rates are 44100 and 48000 Hz. For playback with aplay, you can run like below: ::”h]”hŒàThe SPDIF playback and capture are done via the third PCM device (hw:0,2). Usually this is assigned to the PCM device “spdifâ€. The available rates are 44100 and 48000 Hz. For playback with aplay, you can run like below:”…””}”(hj3h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Kthjh²hubjT)”}”(hŒ% aplay -Dhw:0,2 foo.wav”h]”hŒ% aplay -Dhw:0,2 foo.wav”…””}”hjAsbah}”(h]”h ]”h"]”h$]”h&]”jcjduh1jSh³hÊh´Kzhjh²hubhÌ)”}”(hŒor”h]”hŒor”…””}”(hjOh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K|hjh²hubjT)”}”(hŒ% aplay -Dspdif foo.wav”h]”hŒ% aplay -Dspdif foo.wav”…””}”hj]sbah}”(h]”h ]”h"]”h$]”h&]”jcjduh1jSh³hÊh´K€hjh²hubhÌ)”}”(hŒ.24bit format is also supported experimentally.”h]”hŒ.24bit format is also supported experimentally.”…””}”(hjkh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K‚hjh²hubhÌ)”}”(hŒThe playback and capture over SPDIF use normal DAC and ADC, respectively, so you cannot playback both analog and digital streams simultaneously.”h]”hŒThe playback and capture over SPDIF use normal DAC and ADC, respectively, so you cannot playback both analog and digital streams simultaneously.”…””}”(hjyh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K„hjh²hubhÌ)”}”(hXwTo enable SPDIF output, you need to turn on "IEC958 Output Switch" control via mixer or alsactl ("IEC958" is the official name of so-called S/PDIF). Then you'll see the red light on from the card so you know that's working obviously :) The SPDIF input is always enabled, so you can hear SPDIF input data from line-out with "IEC958 In Monitor" switch at any time (see below).”h]”hX‡To enable SPDIF output, you need to turn on “IEC958 Output Switch†control via mixer or alsactl (“IEC958†is the official name of so-called S/PDIF). Then you’ll see the red light on from the card so you know that’s working obviously :) The SPDIF input is always enabled, so you can hear SPDIF input data from line-out with “IEC958 In Monitor†switch at any time (see below).”…””}”(hj‡h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Kˆhjh²hubhÌ)”}”(hXYou can play via SPDIF even with the first device (hw:0,0), but SPDIF is enabled only when the proper format (S16LE), sample rate (441100 or 48000) and channels (2) are used. Otherwise it's turned off. (Also don't forget to turn on "IEC958 Output Switch", too.)”h]”hXYou can play via SPDIF even with the first device (hw:0,0), but SPDIF is enabled only when the proper format (S16LE), sample rate (441100 or 48000) and channels (2) are used. Otherwise it’s turned off. (Also don’t forget to turn on “IEC958 Output Switchâ€, too.)”…””}”(hj•h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´Khjh²hubhÌ)”}”(hŒ1Additionally there are relevant control switches:”h]”hŒ1Additionally there are relevant control switches:”…””}”(hj£h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K–hjh²hubjž)”}”(hhh]”(j£)”}”(hX*IEC958 Mix Analog Mix analog PCM playback and FM-OPL/3 streams and output through SPDIF. This switch appears only on old chip models (CM8738 033 and 037). Note: without this control you can output PCM to SPDIF. This is "mixing" of streams, so e.g. it's not for AC3 output (see the next section). ”h]”(j©)”}”(hŒIEC958 Mix Analog”h]”hŒIEC958 Mix Analog”…””}”(hj¸h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¨h³hÊh´KŸhj´ubj¹)”}”(hhh]”(hÌ)”}”(hŒ‰Mix analog PCM playback and FM-OPL/3 streams and output through SPDIF. This switch appears only on old chip models (CM8738 033 and 037).”h]”hŒ‰Mix analog PCM playback and FM-OPL/3 streams and output through SPDIF. This switch appears only on old chip models (CM8738 033 and 037).”…””}”(hjÉh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K™hjÆubhÌ)”}”(hŒŒNote: without this control you can output PCM to SPDIF. This is "mixing" of streams, so e.g. it's not for AC3 output (see the next section).”h]”hŒ’Note: without this control you can output PCM to SPDIF. This is “mixing†of streams, so e.g. it’s not for AC3 output (see the next section).”…””}”(hj×h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´KhjÆubeh}”(h]”h ]”h"]”h$]”h&]”uh1j¸hj´ubeh}”(h]”h ]”h"]”h$]”h&]”uh1j¢h³hÊh´KŸhj±ubj£)”}”(hŒ_IEC958 In Select Select SPDIF input, the internal CD-in (false) and the external input (true). ”h]”(j©)”}”(hŒIEC958 In Select”h]”hŒIEC958 In Select”…””}”(hjõh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¨h³hÊh´K£hjñubj¹)”}”(hhh]”hÌ)”}”(hŒMSelect SPDIF input, the internal CD-in (false) and the external input (true).”h]”hŒMSelect SPDIF input, the internal CD-in (false) and the external input (true).”…””}”(hjh²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1hËh³hÊh´K¢hjubah}”(h]”h ]”h"]”h$]”h&]”uh1j¸hjñubeh}”(h]”h ]”h"]”h$]”h&]”uh1j¢h³hÊh´K£hj±h²hubj£)”}”(hŒIIEC958 Loop SPDIF input data is loop back into SPDIF output (aka bypass) ”h]”(j©)”}”(hŒ IEC958 Loop”h]”hŒ IEC958 Loop”…””}”(hj$h²hh³Nh´Nubah}”(h]”h ]”h"]”h$]”h&]”uh1j¨h³hÊh´K§hj ubj¹)”}”(hhh]”hÌ)”}”(hŒ