AcSiP EK-AI7933CLD, User Manual

Page: 14 / 27

Product Name EK-AI7933CLD
Version A
Doc No 912-13903
Date 2022/04/29
Page 13 /26
PRODUCT USER GUIDE
www.acsip.com.tw
4.3 Audio
The EK-AI7933CLD has onboard audio connector associated with different functionalities of the
board. The detail of audio related function can refer to Table 2.
Table 2 Audio related function
item Detail
J8 3.5mm audio jack for external active speaker.
J6 Audio-Left_P switch , Pin(3,2,1) Pin define (Amp_L_in_P , Module_audio_out_L, Audio jack_L_in)
Select pin 2 & 1, The audio is output by audio jack. Select pin 3 & 2, The audio is output by speaker (J10)
J24 Audio-Right_P switch, Pin(3,2,1) Pin define (Audio jack_R_in , Module_audio_out_R ,Amp_R_in_P)
Select pin 3 & 2, The audio is output by audio jack. Select pin 2 & 1, The audio is output by speaker (J11)
J85 Audio-Left_N , Pin(1,2) Pin define (Audio_L_N,GND)
J86 Audio-Right_N, Pin(1,2) Pin define (GND, Audio_R_N)
J10 Audio header for left speaker
J11 Audio header for right speaker
U8 AMIC for left channel (the microphone hole is set at back side of EK-AI7933CLD )
U9 AMIC for right channel (the microphone hole is set at back side of EK-AI7933CLD )
SW2 Audio volume up button
SW3 Audio volume down button
Figure 6 . Audio Jumper and connector Locations
AcS
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AcS
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AcS
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