Figure 13 MERUS
TM
audio amp sound card driver mixer (second page)
It should be noted that all the mixer controls are ordered from left to right and from “A” to “R”. It is
recommended to use the item description located at the top-left corner to have a more detailed description of
each control and its current status. Increasing master volume and limiter thresholds controls from their default
values should be done carefully. Exceeding the recommended settings may damage the devices permanently.
For detailed information about volume and limiter settings please refer to section 4.3.2.
Table 2 lists the available alsamixer controls of the MA12070P in the MERUS
TM
audio HAT. The register and
access type is also specified.
Table 2 alsamixer controls and their registers
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