Spectrum Digital TMS320DM6437 Technical Reference page 41

3.2.16 P10, Audio Line In Connector
The audio line in is a stereo input. The input connector is a 3.5 mm stereo jack. The
signals on the mating plug are shown in the figure below.
3.2.17 P11, Microphone Connector
The input is a 3.5 mm. stereo jack. Both inputs are connected to the microphone so it is
monaural. The signals on the plug are shown in the figure below.
3.2.18 P12, Headphone Connector
Connector P12 is a headphone/speaker jack. It can drive standard headphones or a
high impedance speaker directly. The standard 3.5 mm jack is shown in the figure
below.
Ground
Right Line In
Left Line In
Figure 3-13, Audio Line In Stereo Jack
Ground
Microphone In
Microphone Bias
Figure 3-14, Microphone Stereo Jack
Ground
Right Headphone
Left Headphone
Figure 3-15, Headphone Jack
Spectrum Digital, Inc
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