5G Module Series
5G-M2_EVB_User_Guide 22 / 34
The table below illustrates the pin assignment and definition of the earphone connector.
Table 7: Pin Definition of Earphone Interface (J0801)
The following figure shows a reference design for the audio plug which matches the earphone connector
on the EVB.
2
1
MIC
GND
SW
SPK_R
SPK_L
3
4
32
Ω
32
Ω
Figure 15: Reference Design for the Audio Plug
Pin No.
Pin Name
Description
1
MIC
Microphone analog input
2
AGND
Analog ground
3
SPK_R
Right channel of stereo audio output
4
SPK_L
Left channel of stereo audio output
5, 6
NC
Not connected