2015-11-26 18:24:57 +00:00
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## HDMI audio
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To enable audio over HDMI, add the following to your asound.conf:
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```
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pcm.!default {
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type hw
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card 0
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}
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ctl.!default {
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type hw
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card 0
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}
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2017-02-25 23:14:25 +00:00
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```
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## CPU Fan
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The optional CPU fan can be controlled via the `/sys/devices/platform/odroidu2-fan`
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interface.
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```
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# echo auto > /sys/devices/platform/odroidu2-fan/fan_mode
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# echo manual > /sys/devices/platform/odroidu2-fan/fan_mode
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```
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### Fan Speed (Manual Only)
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Values range from 0 (0%) to 255 (100%)
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```
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# echo 0 > /sys/devices/platform/odroidu2-fan/pwm_duty
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# echo 255 > /sys/devices/platform/odroidu2-fan/pwm_duty
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```
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