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en:c2_hifi_shield [2016/05/19 15:27] odroid |
en:c2_hifi_shield [2016/12/11 10:07] (current) odroid [HiFi-shield2] |
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- | **Quick installation guide to enable the HiFi Shield audio output on Ubuntu.** | + | =====Quick installation guide to enable the I2S audio output on Ubuntu.===== |
+ | ==== HiFi-shield & HiFi-Shield+ ==== | ||
+ | {{http://www.hardkernel.com/main/_Files/prdt/2016/201605/201605181634077377.jpg?400|}} | ||
+ | |||
+ | The HiFi Shield Plus provides both stereo RCA connectors and a 3.5mm stereo jack (all gold-plated) to connect to external amplifiers and other audio equipment. An S/PDIF Optical output is also available. Via TI's high-end **PCM5102** DAC chip(known as Burr-Brown), it supports 16, 24, 32 bit audio formats with minimal distortion (-93dB) and ideal dynamics (110dB+), plus amazing sampling rates of 384kHz | ||
- Assemble the C2 with the HiFi shield, attach a USB keyboard, USB mouse and HDMI monitor, then power up the system.\\ | - Assemble the C2 with the HiFi shield, attach a USB keyboard, USB mouse and HDMI monitor, then power up the system.\\ | ||
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- If you want to use the **Optical output** on HiFi-Shile-Plus model, select "ODROID-HDMI".\\ | - If you want to use the **Optical output** on HiFi-Shile-Plus model, select "ODROID-HDMI".\\ | ||
- | **If you have to load the driver every time whenever your ODROID-C2 starts, simply you can register the driver into /etc/modules **\\ <code> | + | **If you have to load the driver every time whenever your ODROID-C2 starts, simply you can register the driver into /etc/modules **\\ |
+ | <code> | ||
odroid@odroid64:~$ su | odroid@odroid64:~$ su | ||
Password: /* root password is "odroid" */ | Password: /* root password is "odroid" */ | ||
Line 34: | Line 39: | ||
exit | exit | ||
odroid@odroid64:~$ </code> | odroid@odroid64:~$ </code> | ||
- | This adds one line at end of the file, /etc/modules, and load the driver on boot automatically. | + | This adds one line at end of the file, /etc/modules, and load the driver on boot automatically.\\ |
+ | |||
+ | **Create /etc/asound.conf with the following content:** | ||
+ | <code> | ||
+ | pcm.!default { | ||
+ | type hw card 1 | ||
+ | } | ||
+ | ctl.!default { | ||
+ | type hw card 1 | ||
+ | } | ||
+ | </code> | ||
+ | Reboot again. \\ | ||
+ | |||
+ | **Check, if the sound card is enabled with “aplay -l”:** | ||
+ | <code> | ||
+ | odroid@odroid64:~$ aplay -l | ||
+ | **** List of PLAYBACK Hardware Devices **** | ||
+ | card 0: ODROIDHDMI [ODROID-HDMI], device 0: I2S.27 dit-hifi-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | card 1: ODROIDDAC [ODROID-DAC], device 0: I2S.27 pcm5102-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | odroid@odroid64:~$ | ||
+ | </code> | ||
+ | |||
+ | ==== HiFi-shield2 ==== | ||
+ | {{http://www.hardkernel.com/main/_Files/prdt/2016/201610/201610081156405325.jpg?800|}} | ||
+ | |||
+ | The HiFi Shield 2 provides stereo RCA connectors to connect to external amplifiers and other audio equipment. An S/PDIF Optical output is also available. | ||
+ | Via TI's high-end **PCM5242** DAC chip(known as Burr-Brown), it supports 16, 24, 32 bit audio formats with minimal THD+N ratio (0.002%) and ideal dynamics (116dB+), plus amazing sampling rates of 384kHz. Volume control via I2C interface is great feature to keep the great audio quality with various audio output volume. | ||
+ | |||
+ | - Assemble the C2 with the HiFi shield2, attach a USB keyboard, USB mouse and HDMI monitor, then power up the system.\\ | ||
+ | - Update the System: **sudo apt-get update && sudo apt-get dist-upgrade** \\ | ||
+ | - To ensure that the HiFi shield2 kernel modules are loaded on Terminal.\\ <code> | ||
+ | odroid@odroid64:~$ aplay -l | ||
+ | **** List of PLAYBACK Hardware Devices **** | ||
+ | card 0: ODROIDHDMI [ODROID-HDMI], device 0: I2S dit-hifi-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | odroid@odroid64:~$ su | ||
+ | Password: /* root password is "odroid" */ | ||
+ | root@odroid64:/home/odroid# modprobe aml_i2c | ||
+ | root@odroid64:/home/odroid# modprobe snd_soc_pcm512x | ||
+ | root@odroid64:/home/odroid# modprobe snd_soc_pcm512x_i2c | ||
+ | root@odroid64:/home/odroid# echo pcm5242 0x4c > /sys/class/i2c-adapter/i2c-1/new_device | ||
+ | root@odroid64:/home/odroid# modprobe snd-soc-odroid-dac2 | ||
+ | root@odroid64:/home/odroid# aplay -l | ||
+ | **** List of PLAYBACK Hardware Devices *** | ||
+ | card 0: ODROIDHDMI [ODROID-HDMI], device 0: I2S dit-hifi-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | card 1: ODROIDDAC2 [ODROID-DAC2], device 0: I2S pcm512x-hifi-0 [] | ||
+ | Subdevices: 0/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | root@odroid64:/home/odroid# | ||
+ | </code> | ||
+ | - To test, connect an amplifier to the RCA out jack on the HiFi Shield2, and then run:\\ | ||
+ | - Applications -> Sound & Video -> Sound -> Hardware Tab & Output Tab select "ODROID-DAC2"\\ | ||
+ | - If you want to use the **Optical output** select "ODROID-HDMI".\\ | ||
+ | |||
+ | **You want to add the HiFi-Shield2 sound_card on ODROID-C2 at boot by editing /etc/rc.local. **\\ | ||
+ | <code> | ||
+ | odroid@odroid64:~$ sudo nano /etc/rc.local | ||
+ | if [ -f /aafirstboot ]; then /aafirstboot start ; fi | ||
+ | |||
+ | echo Loading HiFi-Shield2 module | ||
+ | modprobe aml_i2c | ||
+ | modprobe snd-soc-pcm512x | ||
+ | modprobe snd-soc-pcm512x-i2c | ||
+ | echo pcm5242 0x4c > /sys/class/i2c-adapter/i2c-1/new_device | ||
+ | modprobe snd-soc-odroid-dac2 | ||
+ | |||
+ | amixer -c 1 sset Analogue 0 | ||
+ | amixer -c 1 sset Digital 201 | ||
+ | amixer -c 1 sset Deemphasis on | ||
+ | echo Done. | ||
+ | |||
+ | exit 0 | ||
+ | |||
+ | ^G Get Help ^O Write Out ^W Where Is ^K Cut Text ^J Justify ^C Cur Pos | ||
+ | ^X Exit ^R Read File ^\ Replace ^U Uncut Text^T To Linter ^_ Go To Line | ||
+ | </code> | ||
+ | Add the following at the bottom of the page above exit 0. ^x exit and save the file. Reboot your ODROID-C2.\\ | ||
+ | |||
+ | **Create /etc/asound.conf with the following content:** | ||
+ | <code> | ||
+ | pcm.!default { | ||
+ | type hw card 1 | ||
+ | } | ||
+ | ctl.!default { | ||
+ | type hw card 1 | ||
+ | } | ||
+ | </code> | ||
+ | Reboot again. \\ | ||
+ | |||
+ | **Check, if the sound card is enabled with “aplay -l”:** | ||
+ | <code> | ||
+ | odroid@odroid64:~$ aplay -l | ||
+ | **** List of PLAYBACK Hardware Devices **** | ||
+ | card 0: ODROIDHDMI [ODROID-HDMI], device 0: I2S dit-hifi-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | card 1: ODROIDDAC2 [ODROID-DAC2], device 0: I2S pcm512x-hifi-0 [] | ||
+ | Subdevices: 1/1 | ||
+ | Subdevice #0: subdevice #0 | ||
+ | odroid@odroid64:~$ </code> | ||
+ | <WRAP center round important 60%> | ||
+ | If above guide is not comfortable for you, try this alternative easy solution made by Fourdee (DietPi OS image author).\\ | ||
+ | http://forum.odroid.com/viewtopic.php?f=118&t=24415 | ||
+ | </WRAP> |