Quectel LTE OPEN EVB - Table 8: Pin Definition of J0802

LTE Module Series
LTE OPEN EVB User Guide
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The figure and table below illustrate the pin assignment and pin definition of earphone interface J0802.
1
2
3
4
5
6
Figure 18: Pin Assignment of J0802
Table 8: Pin Definition of J0802
Pin No.
Pin Name
Description
1
MIC
Microphone input
2
AGND
Dedicated GND for audio
3
SPK_R
Right channel of stereo audio output
4
SPK_L
Left channel of stereo audio output
5, 6
NC
Not connected