Advantech ROM-DB7502 User Manual page 25

2.4.1.10 Audio Jack (AUDIO1)
ROM-DB7502 evaluation board provides an audio interface, including MIC IN and
head phone, using Codec module ROM-EG52, through the connector I2S_CN1 con-
nected to the evaluation board, CODEC IC model for the TI_TLV320AIC3106IRGZT.
Pin Pin Name
1 GND_AUD
2 NC
3 NC
4 NC
5 MIC_IN_X
22 HP_L_X
23 NC
24 NC
25 HP_R_X
H1 GND_AUD_CASE
H2 GND_AUD_CASE
H3 GND_AUD_CASE
H4 GND_AUD_CASE
DESCRIPTION
Frame GND
Microphone input channel
High-power output driver (left +)
High-power output driver (right +)
Frame GND
Frame GND
Frame GND
Frame GND
17 ROM-DB7502 User Manual