Embedian, Inc.
57
SMART-BEE User’s Manual Document Revision v.1.2
3.2.3.5. I2S Device Header: CN11
The SMARC I2S0 channel on the SMART-BEE is run through a
TLV320AIC3106 audio codec allowing I2S0 to/from Evaluation Carrier
Audio CODEC. I2C0 bus is also connected to TLV320AIC3106 to send
command to audio codec and read codec register information at address
0x1B.
The audio mic. In and headset speaker out header is located at CN11.
The following table shows the pin-out of the CN11.
CN11: Location on Board, H5
Audio Header: HEADER DIP
10*2P 180D MALE 2.54mm
Edge
Finger
Sitara AM335x CPU
Type
Header
Pin
Signal
Name
Function
Pin#
Ball
Mode
Signal
Name
1
MIC_L
Left channel of
microphone
input
From TLV320AIC3016 Audio
Codec
AI
2
AGND
Analog
Ground
P
3
MIC_R
Right channel
of microphone
input
AI
4
AUD_33
Analogue
VDD_IO
P
5
HP_OUT_
R
Right
channel
of
headset
speaker
AO
6
HP_OUT_
RR
HPRCOM
Signal
of
AIC3106
AO
7
MICDEC
Microphone
detect
8
NC
